London

$218+ Cheap flights from California to London (LON)

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LON
Nov 26 — Dec 31
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Cheap flight deals from California to London

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from California to London

Cheapest flights from California to London
Explore the most affordable flight options available from California to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This United deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:50 amLAS - LHR
1 stop15h 05mUnited Airlines
Thu 12/123:00 pmLHR - LAS
2 stops31h 44mUnited Airlines
Deal found 11/20$558
This Priceline deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:50 amLAS - LHR
1 stop18h 20mMultiple Airlines
Tue 12/108:55 amLHR - LAS
2 stops20h 55mMultiple Airlines
Deal found 11/19$560
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/37:50 amLAS - LHR
1 stop18h 20mAir Canada
Tue 12/103:00 pmLHR - LAS
1 stop14h 53mAir Canada
Deal found 11/20$566
This Trip.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/810:53 amSFO - LGW
1 stop15h 42mMultiple Airlines
Thu 12/1212:00 pmLGW - SFO
2 stops18h 01mMultiple Airlines
Deal found 11/20$613
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:25 pmSFO - LHR
Nonstop10h 35mUnited Airlines
Fri 1/178:55 amLHR - SFO
1 stop15h 30mUnited Airlines
Deal found 11/20$613
This KAYAK deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/85:40 pmLAX - LHR
1 stop16h 50mScandinavian Airlines
Fri 1/107:30 pmLHR - LAX
1 stop30h 30mScandinavian Airlines
Deal found 11/20$614
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/24:40 pmSFO - LHR
Nonstop10h 15mDelta
Tue 12/106:30 amLHR - SFO
1 stop13h 20mDelta
Deal found 11/20$615
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 pmLAX - LGW
2 stops32h 35mMultiple Airlines
Sun 12/812:00 pmLGW - LAX
1 stop27h 23mMultiple Airlines
Deal found 11/20$617
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/27:25 pmSFO - LGW
1 stop14h 25mSWISS
Wed 12/116:45 pmLGW - SFO
1 stop29h 40mSWISS
Deal found 11/20$618
This TAP AIR PORTUGAL deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/304:40 pmSFO - LGW
1 stop15h 05mTAP AIR PORTUGAL
Mon 1/209:30 pmLGW - SFO
2 stops49h 10mTAP AIR PORTUGAL
Deal found 11/20$619
This Flysmarter deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/82:20 pmSFO - LHR
1 stop15h 10mLufthansa
Tue 12/241:45 pmLHR - SFO
Nonstop11h 10mLufthansa
Deal found 11/20$619
This Cheapflightsfares deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/298:40 pmSFO - LHR
Nonstop10h 35mIberia
Thu 1/93:35 pmLHR - SFO
1 stop16h 47mIberia
Deal found 11/20$621

Find flights from California to London within your budget

Customize your flight search to find flights from California to London 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 1/12

11:43 pm-5:55 am

1 stop22h 12m

London Heathrow

Tue 1/28

7:25 am-8:25 pm

1 stop21h 00m

$556

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 12/5

8:50 am-7:55 am

1 stop15h 05m

London Heathrow

Thu 12/12

3:00 pm-2:44 pm

2 stops31h 44m

$558

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 12/5

7:50 am-10:10 am

1 stop18h 20m

London Heathrow

Tue 12/10

8:55 am-9:50 pm

2 stops20h 55m

$560

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 1/14

6:20 am-9:20 am

2 stops19h 00m

London Heathrow

Thu 1/23

6:50 am-9:53 pm

2 stops23h 03m

$562

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 1/14

11:20 am-1:00 pm

2 stops17h 40m

London Heathrow

Thu 1/23

8:55 am-10:15 pm

2 stops21h 20m

$582

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 1/19

10:05 am-12:50 pm

1 stop18h 45m

London Heathrow

Sat 1/25

2:50 pm-5:40 pm

1 stop34h 50m

$593

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Sun 12/8

10:53 am-10:35 am

1 stop15h 42m

London Gatwick

Thu 12/12

12:00 pm-10:01 pm

2 stops18h 01m

$613

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 12/31

5:25 pm-12:00 pm

Nonstop10h 35m

London Heathrow

Fri 1/17

8:55 am-4:25 pm

1 stop15h 30m

$613

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 2/12

5:40 pm-9:40 pm

1 stop20h 00m

London Heathrow

Sat 2/22

5:00 pm-3:35 pm

1 stop30h 35m

$614

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Sat 1/11

5:30 pm-4:00 pm

1 stop14h 30m

London Heathrow

Sun 3/2

7:30 pm-3:40 pm

1 stop28h 10m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 60 results
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Best time to book a flight from California to London

Have a flexible travel schedule? Discover the best time to fly to London from California with our price prediction graph.
Estimated round-trip 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 London

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

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

Currently, November is the cheapest month in which you can book a flight from California to London (average of $648). Flying from California to London in June is currently the most expensive (average of $1,089). 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 LON?

Find hourly flight availability from California to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 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 as you normally would.

Weekly flight availability from California to London

Explore weekly flight availability from California to London. 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 November 21, 2024.

The most flights from USCA to LON are scheduled on a Monday (53 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (47 on average).

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with JetBlue, United Airlines and Air Canada from California to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

8.0
Very good
8,758 reviews
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

8.0
Very good
9,458 reviews
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

7.8
Good
1,350 reviews
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

7.7
Good
1,300 reviews
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

7.6
Good
1,166 reviews
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

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

Related info for your journey

Find useful and relevant information for your journey from California to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve California to London flights?

    Airports that serve flights from California to London can vary on the locations that are chosen. California has multiple airports to choose from in order to fly to London, just as London has plenty of airports to choose from when flying from California to London. California’s most popular airport would be Los Angeles International Airport, which is said to be the second busiest airport in the United States. Another popular airport in California is San Francisco International Airport which is known to be the seventh busiest airport in North America. London also has a choice of airports such as Heathrow Airport which is known as the world’s second-busiest airport, and Gatwick Airport, or London Gatwick, which is the second-busiest airport in the United Kingdom.

  • Which airlines fly directly from California to London?

    Airlines that fly directly from California to London vary on the location of take-off and destination. If you choose to fly from Los Angeles International Airport to Heathrow Airport, Finnair, which is operated by American Airlines, has multiple flights available. Other Airlines from Los Angeles to Heathrow Airport include British Airways and American Airlines. Prices for the flights can vary upon the speed of the flight. When flying from San Francisco to Gatwick, WestJet Airlines, British Airlines, and French Bee Airlines are popular choices.

  • What are the stopover options between California to London?

    With flights leaving from San Francisco to Gatwick, there is usually one stopover which varies in location. Some of those locations include Calgary International Airport which is located in Calgary, Alberta and Denver International Airport which is located in Denver, Colorado. These flights can vary in times from 13h 30m-35h 52m depending on the speed and amount of stopovers chosen. When flying from Los Angeles to Heathrow, typically flights are nonstop and can vary from 10h 43m-21h 28m.

  • Do I need a passport or visa to fly from California to London?

    If you are a US Citizen and are planning a trip from California to London, you will not need a visa for tourist or business travel for up to six months. If you plan on staying past the six months then you will be required to obtain a visa. If you are not planning to stay longer than six months only a valid passport for a minimum of six months prior to your trip.

  • What are the cheapest airlines to fly from California to London one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $218. Users have also found prices from $267 and $320 on Vueling and Iberia, respectively.

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

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

    Before booking your flight to London from California, check out the most reliable airlines to get you to your destination on time: Air Canada (90%), Austrian Airlines (90%), Air New Zealand( 90%).

  • What are the cheapest flights from California to London?

    The cheapest flight price from California to London is $397. On average you can expect to pay $1,703. The most popular route, (Los Angeles - London Heathrow), can usually be booked for $416.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from California to London 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?

    Currently, November is the cheapest month in which you can book a flight from California to London (average of $648). Flying from California to London in June is currently the most expensive (average of $1,089). 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 London

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

Top 10 airlines flying from California to London

Discover the top 10 airlines that operate flights from California to London. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$386Average$674FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$422Average$739FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$429Average$593FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$437Average$551FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$463Average$808FlexibilityNo cancel feeOn-time75%
FinnairCheapest$465Average$700FlexibilityNo cancel feeOn-time76%
DeltaCheapest$482Average$841FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$524Average$792FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$538Average$857FlexibilityNo cancel feeOn-time67%
WestJetCheapest$555Average$706FlexibilityNo cancel feeOn-time60%
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