What are the cheapest airlines flying from San Salvador to London Heathrow Airport round-trip?

Currently priced at £684, KLM will fly you from San Salvador to London Heathrow Airport and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Avianca and United Airlines - these airlines can fly you to your destination from £753 and £791, respectively.

What are the cheapest airlines to fly from San Salvador to London Heathrow Airport one-way?

The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as £459. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from San Salvador to London Heathrow Airport for a low price.

What is the cheapest day to fly from San Salvador to London Heathrow Airport?

Travellers seeking maximum savings on their San Salvador to London Heathrow Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from San Salvador to London Heathrow Airport?

Saturday is generally a great day to depart. Flying on this day could help you save up to 73%.

What airport do you fly from for flights from San Salvador to London Heathrow?

Located just 20.5 mi from the city center, San Salvador El Salvador Intl is the airport most travelers will use when flying to London Heathrow from San Salvador. Booking flights from El Salvador Intl (SAL) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 1 airline.

Can I find deals for flights from San Salvador to Heathrow that include hotel bookings?

Yes. In addition to deals on San Salvador to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from San Salvador to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Salvador to Heathrow.

Can I find deals for business class flights from San Salvador to Heathrow?

Yes. Cheapflights offers flight deals from San Salvador to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£459+ Flights from San Salvador to London Heathrow Airport

The best prices from San Salvador El Salvador Intl to London Heathrow are usually found in January or May, booked 14 days in advance, depart on a Friday or Monday and return on a Wednesday

Cheap flight deals from San Salvador to Heathrow

Round-trip from	£684
One-way from	£459
Popular in	December
Cheapest in	January
Average price	£603

KLM
12/3-19/3
2 total stops
42h 05m total
San Salvador to London

Search Deals

Avianca
15/6
1 total stop
23h 10m total
San Salvador to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£50 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from San Salvador to Heathrow

Cheapest flights from San Salvador to Heathrow
Explore the most affordable flight options available from San Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 12/313:57SAL - LHR

1 stop15h 43mKLM

Wed 19/316:10LHR - SAL

1 stop26h 22mKLM

Deal found 20/2£684

Wed 12/306:40SAL - LHR

2 stops17h 45mMultiple Airlines

Wed 19/309:40LHR - SAL

1 stop17h 19mMultiple Airlines

Deal found 20/2£692

Wed 19/310:30SAL - LHR

1 stop22h 05mAvianca

Wed 26/321:40LHR - SAL

1 stop23h 25mAvianca

Deal found 20/2£753

Sun 13/406:00SAL - LHR

2 stops27h 40mUnited Airlines

Tue 15/413:00LHR - SAL

1 stop15h 35mUnited Airlines

Deal found 20/2£791

Sun 28/919:30SAL - LHR

1 stop16h 20mIberia

Sun 5/1006:10LHR - SAL

2 stops18h 50mIberia

Deal found 20/2£824

Sat 12/408:10SAL - LHR

1 stop18h 25mAir Canada

Tue 15/413:25LHR - SAL

2 stops37h 50mAir Canada

Deal found 20/2£841

Tue 20/502:00SAL - LHR

1 stop26h 10mLufthansa

Wed 28/514:50LHR - SAL

2 stops28h 16mLufthansa

Deal found 20/2£852

Sun 29/607:15SAL - LHR

2 stops16h 40mAmerican Airlines

Sun 13/720:10LHR - SAL

2 stops22h 05mAmerican Airlines

Deal found 20/2£1,199

Wed 19/313:42SAL - LHR

2 stops25h 23mTurkish Airlines

Wed 26/322:35LHR - SAL

3 stops31h 06mTurkish Airlines

Deal found 20/2£1,257

Thu 3/713:14SAL - LHR

2 stops23h 46mDelta

Wed 9/715:55LHR - SAL

2 stops27h 20mDelta

Deal found 20/2£2,082

Best flights from San Salvador to Heathrow
Discover carefully curated flight deals from San Salvador to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Wed 12/313:57SAL - LHR

1 stop15h 43mKLM

Wed 19/316:10LHR - SAL

1 stop26h 22mKLM

Deal found 20/2£684

Wed 12/306:40SAL - LHR

2 stops17h 45mMultiple Airlines

Wed 19/309:40LHR - SAL

1 stop17h 19mMultiple Airlines

Deal found 20/2£692

Wed 19/310:30SAL - LHR

1 stop22h 05mAvianca

Wed 26/321:40LHR - SAL

1 stop23h 25mAvianca

Deal found 20/2£753

Sun 13/406:00SAL - LHR

2 stops27h 40mUnited Airlines

Tue 15/413:00LHR - SAL

1 stop15h 35mUnited Airlines

Deal found 20/2£791

Wed 21/519:55SAL - LHR

1 stop14h 20mIberia

Wed 28/517:10LHR - SAL

2 stops34h 55mIberia

Deal found 20/2£833

Sat 12/408:10SAL - LHR

1 stop18h 25mAir Canada

Tue 15/413:25LHR - SAL

2 stops37h 50mAir Canada

Deal found 20/2£841

Tue 20/502:00SAL - LHR

1 stop26h 10mLufthansa

Wed 28/514:50LHR - SAL

2 stops28h 16mLufthansa

Deal found 20/2£852

Sun 29/607:15SAL - LHR

2 stops16h 40mAmerican Airlines

Sun 13/720:10LHR - SAL

2 stops22h 05mAmerican Airlines

Deal found 20/2£1,199

Wed 19/313:42SAL - LHR

2 stops25h 23mTurkish Airlines

Wed 26/322:35LHR - SAL

3 stops31h 06mTurkish Airlines

Deal found 20/2£1,257

Thu 3/713:14SAL - LHR

2 stops23h 46mDelta

Wed 9/715:55LHR - SAL

2 stops27h 20mDelta

Deal found 20/2£2,082

Last-minute flights from San Salvador to Heathrow
Discover last-minute flight deals from San Salvador to Heathrow. Data last updated 21 February 2025 and is based on user searches.

Mon 3/314:50SAL - LHR

1 stop34h 40mUnited Airlines

Fri 14/309:20LHR - SAL

1 stop35h 04mUnited Airlines

Deal found 20/2£851

Mon 3/306:00SAL - LHR

2 stops18h 50mAmerican Airlines

Fri 14/319:00LHR - SAL

2 stops23h 04mAmerican Airlines

Deal found 20/2£1,222

Wed 12/313:57SAL - LHR

1 stop15h 43mKLM

Wed 19/316:10LHR - SAL

1 stop26h 22mKLM

Deal found 20/2£684

Wed 12/306:40SAL - LHR

2 stops17h 45mMultiple Airlines

Wed 19/309:40LHR - SAL

1 stop17h 19mMultiple Airlines

Deal found 20/2£692

Wed 19/310:30SAL - LHR

1 stop22h 05mAvianca

Wed 26/321:40LHR - SAL

1 stop23h 25mAvianca

Deal found 20/2£753

Wed 19/321:05SAL - LHR

1 stop16h 25mIberia

Wed 26/306:15LHR - SAL

2 stops19h 20mIberia

Deal found 20/2£839

Wed 19/313:42SAL - LHR

2 stops25h 23mTurkish Airlines

Wed 26/322:35LHR - SAL

3 stops31h 06mTurkish Airlines

Deal found 20/2£1,257

Mon 24/305:55SAL - LHR

2 stops23h 20mUnited Airlines

Sun 30/307:25LHR - SAL

2 stops19h 52mUnited Airlines

Deal found 20/2£847

One-way flights from San Salvador to Heathrow
Search for one-way flight options from San Salvador to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Sun 15/609:25SAL - LHR

1 stop23h 10mAvianca

Deal found 20/2£459

Sat 14/601:15SAL - LHR

2 stops27h 35mAir Canada

Deal found 20/2£512

Sat 14/601:15SAL - LHR

1 stop23h 25mUnited Airlines

Deal found 20/2£534

Tue 29/710:15SAL - LHR

2 stops24h 00mMultiple Airlines

Deal found 19/2£859

Fri 1/813:10SAL - LHR

2 stops24h 30mIberia

Deal found 19/2£891

Find flights from San Salvador to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 12/3

13:57-11:40

1 stop15h 43m

London Heathrow

Wed 19/3

16:10-12:32

1 stop26h 22m

£684

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 12/3

06:40-06:25

2 stops17h 45m

London Heathrow

Wed 19/3

09:40-20:59

1 stop17h 19m

£692

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 19/3

10:30-14:35

1 stop22h 05m

London Heathrow

Wed 26/3

21:40-15:05

1 stop23h 25m

£753

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Sun 13/4

06:00-16:40

2 stops27h 40m

London Heathrow

Tue 15/4

13:00-21:35

1 stop15h 35m

£791

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 21/5

19:55-17:15

1 stop14h 20m

London Heathrow

Wed 28/5

17:10-21:05

2 stops34h 55m

£833

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Sat 12/4

08:10-09:35

1 stop18h 25m

London Heathrow

Tue 15/4

13:25-20:15

2 stops37h 50m

£841

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Tue 20/5

02:00-11:10

1 stop26h 10m

London Heathrow

Wed 28/5

14:50-12:06

2 stops28h 16m

£852

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Sun 29/6

07:15-06:55

2 stops16h 40m

London Heathrow

Sun 13/7

20:10-11:15

2 stops22h 05m

£1,199

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 19/3

13:42-21:05

2 stops25h 23m

London Heathrow

Wed 26/3

22:35-23:41

3 stops31h 06m

£1,257

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Thu 3/7

13:14-20:00

2 stops23h 46m

London Heathrow

Wed 9/7

15:55-12:15

2 stops27h 20m

£2,082

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 15 results

Best time to book a flight from San Salvador to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from San Salvador with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Salvador to Heathrow

Get recent, data-driven insights about flights from San Salvador to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Salvador to London Heathrow Airport?

The best time to book flights from San Salvador to London Heathrow Airport is 9 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Salvador to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from San Salvador to London Heathrow Airport (average of £112). Flying from San Salvador to London Heathrow Airport in August is currently the most expensive (average of £163). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAL to LHR?

It’s typically best to fly out from San Salvador to London Heathrow Airport at midday. Doing so could potentially save you 45% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, KLM and United Airlines from San Salvador to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

8,212 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,330 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,759 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines

7.3

Good

3,825 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from San Salvador to London Heathrow?
Located just 20.5 mi from the city center, San Salvador El Salvador Intl is the airport most travelers will use when flying to London Heathrow from San Salvador. Booking flights from El Salvador Intl (SAL) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 1 airline.
What are the cheapest airlines flying from San Salvador to London Heathrow Airport round-trip?
Currently priced at £684, KLM will fly you from San Salvador to London Heathrow Airport and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Avianca and United Airlines - these airlines can fly you to your destination from £753 and £791, respectively.
What are the cheapest airlines to fly from San Salvador to London Heathrow Airport one-way?
The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as £459. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from San Salvador to London Heathrow Airport for a low price.
Can I find deals for flights from San Salvador to Heathrow that include hotel bookings?
Yes. In addition to deals on San Salvador to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Salvador to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Salvador to Heathrow.
Can I find deals for business class flights from San Salvador to Heathrow?
Yes. Cheapflights offers flight deals from San Salvador to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Salvador to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from San Salvador to London Heathrow Airport (average of £112). Flying from San Salvador to London Heathrow Airport in August is currently the most expensive (average of £163). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from San Salvador to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£576	Average£633	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from San Salvador to Heathrow?

Cheapflights makes it easy to find San Salvador to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from San Salvador to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from San Salvador to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Salvador to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from San Salvador? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Salvador to Heathrow become cheaper?

Yes! Start tracking prices for San Salvador to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from San Salvador to London Heathrow Airport from £459

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from San Salvador El Salvador Intl to London Heathrow are usually found in January or May, booked 14 days in advance, depart on a Friday or Monday and return on a Wednesday

Cheap flight deals from San Salvador to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Salvador to Heathrow

Cheapest flights from San Salvador to HeathrowExplore the most affordable flight options available from San Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from San Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from San Salvador to Heathrow within your budget

Best time to book a flight from San Salvador to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from San Salvador with our price prediction graph.

Travel insights for flights from San Salvador to Heathrow

Get recent, data-driven insights about flights from San Salvador to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Salvador to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from San Salvador to Heathrow. Price data was last updated on 14 February 2025.

What is the cheapest month to book a flight from San Salvador to London Heathrow Airport?

What is the cheapest time of day to fly from SAL to LHR?

Find hourly flight availability from San Salvador to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Related info for your journey

Find useful and relevant information for your journey from San Salvador to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from San Salvador to London Heathrow?

What are the cheapest airlines flying from San Salvador to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from San Salvador to London Heathrow Airport one-way?

Can I find deals for flights from San Salvador to Heathrow that include hotel bookings?

How can I find direct flights from San Salvador to Heathrow?

Can I find deals for business class flights from San Salvador to Heathrow?

What is the cheapest month to book a flight from San Salvador to London Heathrow Airport?

Travelling to a place near San Salvador?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Salvador to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Salvador to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Salvador to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from San Salvador to Heathrow?

Can Cheapflights find flights from San Salvador to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from San Salvador to Heathrow become cheaper?

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Cheapest flights from San Salvador to Heathrow
Explore the most affordable flight options available from San Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.