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Cheap flights from California to London Heathrow Airport from £169

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
4 Nov — 11 Nov1
1 adult

Find flight deals from California to Heathrow

Cheapest flights from California to Heathrow
Explore the most affordable flight options available from California to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

Tue 3/1207:50LAS - LHR
2 stops17h 30mMultiple Airlines
Tue 10/1206:50LHR - LAS
2 stops23h 03mMultiple Airlines
Deal found 28/10£424
Thu 28/1106:08LAS - LHR
2 stops17h 47mUnited Airlines
Thu 5/1207:30LHR - LAS
1 stop15h 05mUnited Airlines
Deal found 29/10£430
Mon 11/1117:40LAX - LHR
2 stops19h 55mScandinavian Airlines
Wed 20/1106:40LHR - LAX
1 stop16h 55mScandinavian Airlines
Deal found 29/10£434
Thu 28/1107:45LAS - LHR
1 stop18h 25mAir Canada
Thu 12/1215:00LHR - LAS
1 stop14h 53mAir Canada
Deal found 28/10£435
Thu 14/1122:19LAX - LHR
2 stops25h 36mMultiple Airlines
Wed 20/1109:00LHR - LAX
3 stops32h 12mMultiple Airlines
Deal found 28/10£442
Thu 14/1115:55LAS - LHR
2 stops19h 20mSWISS
Mon 18/1120:05LHR - LAS
2 stops32h 47mSWISS
Deal found 28/10£452
Mon 4/1107:00SFO - LHR
2 stops18h 20mAir Canada
Tue 19/1114:30LHR - SFO
2 stops28h 22mAir Canada
Deal found 28/10£456
Thu 7/1119:25SFO - LHR
1 stop28h 40mMultiple Airlines
Sun 10/1106:30LHR - SFO
1 stop14h 05mMultiple Airlines
Deal found 27/10£457
Wed 27/1117:30SFO - LHR
2 stops18h 25mScandinavian Airlines
Wed 4/1221:05LHR - SFO
2 stops26h 35mScandinavian Airlines
Deal found 29/10£457
Mon 25/1119:25SFO - LHR
1 stop14h 25mSWISS
Fri 6/1208:55LHR - SFO
1 stop15h 30mSWISS
Deal found 28/10£460
Tue 29/1015:40SFO - LHR
1 stop14h 05mLufthansa
Tue 5/1106:30LHR - SFO
1 stop14h 05mLufthansa
Deal found 28/10£461
Mon 9/1216:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Fri 13/1213:40LHR - SFO
1 stop33h 15mTAP AIR PORTUGAL
Deal found 28/10£462

Find flights from California to Heathrow within your budget

Customise your flight search to find flights from California to Heathrow 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 1,015,184 searches. Data last updated 30 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£326 - £480

Route

Depart

Return

Price

Los AngelesLondon Heathrow

LAX - LHR

LAXLHR

Los Angeles

Sat 1/2

1 stop20h 00m

London Heathrow

Mon 3/2

2 stops27h 45m

£326

Las Vegas Harry Reid IntlLondon Heathrow

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 30/1

1 stop19h 50m

London Heathrow

Sun 2/2

2 stops19h 36m

£354

Las Vegas Harry Reid IntlLondon Heathrow

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 22/1

1 stop14h 52m

London Heathrow

Wed 29/1

1 stop16h 23m

£389

Las Vegas Harry Reid IntlLondon Heathrow

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/12

2 stops17h 30m

London Heathrow

Tue 10/12

2 stops23h 03m

£424

Las Vegas Harry Reid IntlLondon Heathrow

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 28/11

2 stops17h 47m

London Heathrow

Thu 5/12

1 stop15h 05m

£430

San JoseLondon Heathrow

SJC - LHR

SJCLHR

San Jose

Mon 17/2

1 stop16h 19m

London Heathrow

Fri 28/2

1 stop16h 03m

£444

San FranciscoLondon Heathrow

SFO - LHR

SFOLHR

San Francisco

Thu 10/4

1 stop17h 25m

London Heathrow

Wed 30/4

1 stop26h 45m

£457

San DiegoLondon Heathrow

SAN - LHR

SANLHR

San Diego

Wed 22/1

1 stop16h 15m

London Heathrow

Fri 24/1

1 stop28h 55m

£460

San FranciscoLondon Heathrow

SFO - LHR

SFOLHR

San Francisco

Wed 13/11

2 stops58h 15m

London Heathrow

Sun 17/11

1 stop36h 20m

£460

San FranciscoLondon Heathrow

SFO - LHR

SFOLHR

San Francisco

Mon 2/12

Nonstop10h 15m

London Heathrow

Thu 12/12

1 stop13h 20m

£461

San FranciscoLondon Heathrow

SFO - LHR

SFOLHR

San Francisco

Wed 13/11

Nonstop10h 35m

London Heathrow

Wed 20/11

1 stop15h 40m

£465

San FranciscoLondon Heathrow

SFO - LHR

SFOLHR

San Francisco

Wed 20/11

1 stop14h 10m

London Heathrow

Wed 22/1

Nonstop11h 10m

£480

Flights are sorted by cheapest first

Deals found on 29/10

Best time to book a flight from California to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from California 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 California to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from California to London Heathrow Airport (average of £112). Flying from California to London Heathrow Airport in July is currently the most expensive (average of £159). 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 CA to LHR?

Find hourly flight availability from California 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 30 October 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to London Heathrow Airport as you normally would.

Rainfall in Heathrow by month

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

Plan your trip to Heathrow by taking into account the average temperature totals 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 insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 30 October 2024.
To help decide which airline to fly from California to London, see what other customers have to say about Scandinavian Airlines, Air Canada and JetBlue. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very Good
8,845 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Alaska Airlines
8.0
Very Good
9,418 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

KLM
7.8
Good
1,352 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Finnair
7.7
Good
1,318 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Austrian Airlines
7.7
Good
833 reviews
Delta
8.0
Very Good
8,845 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from California to Heathrow. 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 California to London Heathrow Airport one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £169. However, be on the lookout for offers from Lufthansa and Scandinavian Airlines, as they are both options that can get you from California to London Heathrow Airport for a low price.

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

    Most travelers choose Los Angeles - London Heathrow, San Francisco - London Heathrow or Ontario - London Heathrow when deciding on the best route from California to London Heathrow Airport.

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

    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 California to London Heathrow Airport on time: Air Canada (83%), Austrian Airlines (83%), Air New Zealand (83%).

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

    Looking for the cheapest flight from California to London Heathrow Airport? While on average our users pay £2,213, our data indicates the cheapest price to be £288. The most popular route (Los Angeles - London Heathrow), is priced around £330.

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

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

  • How can I find direct flights from California to Heathrow?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from California to London Heathrow Airport (average of £112). Flying from California to London Heathrow Airport in July is currently the most expensive (average of £159). 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 California to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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San Francisco to London City flights
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San Francisco to Gatwick flights
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Philadelphia to Heathrow flights
Stewart to Luton flights
Seattle to Gatwick flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Orlando to Heathrow flights
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Seattle to London City flights
Reagan-National to Gatwick flights
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Baltimore to Stansted flights

Top 10 airlines flying from California to Heathrow

Discover the top 10 airlines that operate flights from California to Heathrow. 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 1,015,184 searches. Data last updated 30 October 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£371Average£653FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Norse Atlantic UKCheapest£392Average£688FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
KLMCheapest£394Average£644FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£403Average£699FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£417Average£562FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£426Average£465FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£430Average£732FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£439Average£629FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£445Average£608FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£461Average£606FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from California to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from California today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from California to Heathrow.

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

Yes! Cheapflights helps users easily find flights from California to Heathrow with no change fees.

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

Of course! You can now track prices for flights from California to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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