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Cheap flights from London Heathrow Airport to North America from £208

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
25 Mar — 1 Apr1
1 adult

Cheap flight deals from Heathrow to North America

Keep the following information in mind while searching for Heathrow to North America flight deals. Data was last updated 20 March 2025.

Round-trip from

£324

One-way from

£208

Popular in

August

Cheapest in

January

Average price

£375

Good round-trip deal

£405 or less

Good one-way deal

£300 or less
Lufthansa
  • Lufthansa
  • 28/5-8/6
  • Nonstop
  • 15h 10m total
  • London to North America
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22/5
  • 22/5
  • 1 total stop
  • 19h 55m total
  • London to North America
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to North America.
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Price to beat on a one-way flight from London Heathrow to North America.
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Find flight deals from Heathrow to North America

Cheapest flights from Heathrow to North America
Explore the most affordable flight options available from Heathrow to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 March 2025.

Wed 28/515:50LHR - YYZ
Nonstop7h 55mLufthansa
Sun 8/623:35YYZ - LHR
Nonstop7h 15mLufthansa
Deal found 19/3£324
Wed 16/415:50LHR - YYZ
Nonstop7h 50mAir Canada
Thu 24/419:30YYZ - LHR
1 stop9h 30mAir Canada
Deal found 19/3£326
Thu 24/421:25LHR - YYZ
1 stop26h 45mIcelandair
Tue 29/423:00YYZ - LHR
1 stop16h 20mIcelandair
Deal found 20/3£327
Sat 19/406:30LHR - YYZ
1 stop18h 15mMultiple Airlines
Sat 10/515:00YYZ - LHR
1 stop10h 30mMultiple Airlines
Deal found 20/3£329
Thu 4/909:30LHR - EWR
2 stops19h 04mUnited Airlines
Mon 8/916:00EWR - LHR
1 stop13h 40mUnited Airlines
Deal found 20/3£335
Fri 28/307:40LHR - JFK
1 stop13h 00mMultiple Airlines
Sun 30/316:15JFK - LHR
1 stop10h 40mMultiple Airlines
Deal found 19/3£337
Fri 25/406:00LHR - YYZ
1 stop15h 20mSWISS
Thu 8/520:15YYZ - LHR
1 stop15h 10mSWISS
Deal found 19/3£338
Mon 21/417:40LHR - JFK
2 stops33h 07mAir Canada
Sun 11/510:30JFK - LHR
2 stops15h 00mAir Canada
Deal found 19/3£338
Fri 28/306:00LHR - EWR
1 stop12h 55mMultiple Airlines
Fri 4/415:30EWR - LHR
1 stop10h 00mMultiple Airlines
Deal found 20/3£339
Thu 27/306:00LHR - JFK
1 stop12h 05mSWISS
Mon 31/320:30JFK - LHR
1 stop11h 30mSWISS
Deal found 20/3£340
Thu 24/409:30LHR - LGA
2 stops19h 00mUnited Airlines
Thu 26/611:45LGA - LHR
1 stop19h 05mUnited Airlines
Deal found 20/3£341
Thu 27/308:30LHR - EWR
1 stop12h 35mLufthansa
Tue 1/418:15EWR - LHR
Nonstop7h 30mLufthansa
Deal found 19/3£343

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to North America that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to North America that are best for you.

Fly from

Heathrow

Fly to

North America

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 28/5

15:50-18:45

Nonstop7h 55m

Toronto Pearson Intl

Sun 8/6

23:35-11:50

Nonstop7h 15m

£324

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 16/4

15:50-18:40

Nonstop7h 50m

Toronto Pearson Intl

Thu 24/4

19:30-10:00

1 stop9h 30m

£326

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 24/4

21:25-19:10

1 stop26h 45m

Toronto Pearson Intl

Tue 29/4

23:00-20:20

1 stop16h 20m

£327

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 19/4

06:30-19:45

1 stop18h 15m

Toronto Pearson Intl

Sat 10/5

15:00-06:30

1 stop10h 30m

£329

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Thu 4/9

09:30-23:34

2 stops19h 04m

Newark

Mon 8/9

19:50-10:40

1 stop9h 50m

£335

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 9/5

08:40-16:35

1 stop12h 55m

New York John F Kennedy Intl

Sat 24/5

15:40-21:00

2 stops24h 20m

£337

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 25/4

06:00-16:20

1 stop15h 20m

Toronto Pearson Intl

Thu 8/5

20:15-16:25

1 stop15h 10m

£338

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 21/4

17:40-21:47

2 stops33h 07m

New York John F Kennedy Intl

Sun 11/5

10:30-06:30

2 stops15h 00m

£338

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sat 10/5

06:00-13:15

1 stop12h 15m

Newark

Sat 17/5

23:00-11:25

Nonstop7h 25m

£338

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 25/4

09:35-12:45

Nonstop8h 10m

New York John F Kennedy Intl

Wed 30/4

13:10-06:45

1 stop12h 35m

£344

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to North America

Have a flexible travel schedule? Discover the best time to fly to North America from Heathrow 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to North America

What is the cheapest month to book a flight from London Heathrow Airport to North America?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to North America (average of £575). Flying from London Heathrow Airport to North America in July is currently the most expensive (average of £811). 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 LHR to NA?

Find hourly flight availability from Heathrow to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 March 2025.

When flying from London Heathrow Airport to North America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to North America

Explore weekly flight availability from Heathrow to North America. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 March 2025.

The most flights from LHR to 0NA are scheduled on a Wednesday (58 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (46 on average).

Rainfall in North America by month

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

In terms of precipitation, rainfall in North America ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit North America when rainfall is around 71.0 mm.

Temperature in North America by month

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

If weather is an important factor for your trip to North America, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing North America

Get insights into the airlines that provide service to North America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to North America. Reviews last updated 20 March 2025.
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,895 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Alaska Airlines
8.0
Very Good
9,757 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Azores Airlines
7.6
Good
63 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines to fly from London Heathrow Airport to North America one-way?

    The cheapet airlines for a one-way flight from London Heathrow Airport to North America are Vueling (£209), TAP AIR PORTUGAL (£254), and Finnair (£256).

  • What are the most popular routes from London Heathrow Airport to North America?

    While some choose either London Heathrow - Newark or London Heathrow - New York LaGuardia, London Heathrow - New York John F Kennedy Intl is the most popular route from London Heathrow Airport to North America.

  • What are the most reliable airlines from London Heathrow Airport to North America?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to North America on time: SriLankan Airlines (96%), Fiji Airways (92%), Malaysia Airlines (92%).

  • What are the cheapest flights from London Heathrow Airport to North America?

    Looking at all options, your cheapest flight can be booked for £381. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £221 on average our data indicates £1,978 when flying from London Heathrow Airport to North America.

  • Can I find deals for flights from Heathrow to North America that include hotel bookings?

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

  • How can I find direct flights from Heathrow to North America?

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

  • Can I find deals for business class flights from Heathrow to North America?

    Yes. Cheapflights offers flight deals from Heathrow to North America 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 London Heathrow Airport to North America?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to North America (average of £575). Flying from London Heathrow Airport to North America in July is currently the most expensive (average of £811). 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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Alternative routes for Heathrow to North America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Heathrow to North America

Discover the top 10 airlines that operate flights from Heathrow to North America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 March 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£246Average£636FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Norse Atlantic UKCheapest£251Average£452FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
PLAYCheapest£285Average£441FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air CanadaCheapest£288Average£534FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
TAP AIR PORTUGALCheapest£290Average£496FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
United AirlinesCheapest£308Average£604FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SWISSCheapest£325Average£495FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapest£327Average£549FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air FranceCheapest£336Average£539FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapest£342Average£595FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

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 Heathrow to North America?

Deals for Heathrow to North America flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to North America?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to North America by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to North America with no change fees?

Need flexible booking options for your flight to North America from Heathrow? 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 Heathrow to North America become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to North America flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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