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$164+ Cheap flights from Irvine, CA 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LON
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to London are usually found in August or October, booked 31 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Irvine to London

Keep the following information in mind while searching for Irvine to London flight deals. Data was last updated August 20, 2025.

Round-trip from

$492
(Booking.com)

One-way from

$164
(oojo)

Popular in

December

Cheapest in

August

Average price

$615
From Irvine to London (LON)
Search Deals
One-way flight from Irvine to London (LON)
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Irvine to London

Cheapest flights from Irvine to London
Explore the most affordable flight options available from Irvine to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:45 pmLAX - LHR
1 stop19h 25mFinnair
Thu 10/910:20 amLHR - LAX
1 stop14h 45mFinnair
Deal found 8/19$492
This Booking.com deal was found by Cheapflights users on 8/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:50 pmLAX - LHR
Nonstop10h 25mVirgin Atlantic
Tue 9/166:30 amLHR - LAX
1 stop13h 20mVirgin Atlantic
Deal found 8/20$493
This Norse Atlantic Airways deal was found by Cheapflights users on 8/18. 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 Norse Atlantic Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/64:25 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Wed 9/1010:55 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Deal found 8/18$493
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:30 pmLAX - LHR
Nonstop10h 35mIberia
Tue 10/148:50 pmLHR - LAX
1 stop24h 45mIberia
Deal found 8/18$494
This Norse Atlantic Airways deal was found by Cheapflights users on 8/18. 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 Norse Atlantic Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/84:25 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Wed 9/1010:55 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Deal found 8/18$494
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/272:30 pmLAX - LTN
1 stop35h 00mMultiple Airlines
Sun 11/99:15 amLTN - LAX
1 stop35h 15mMultiple Airlines
Deal found 8/18$495
This Finnair deal was found by Cheapflights users on 8/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:50 pmLAX - LHR
1 stop14h 10mFinnair
Tue 11/410:20 amLHR - LAX
1 stop14h 45mFinnair
Deal found 8/19$495
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/293:30 pmLAX - LHR
Nonstop10h 30mVirgin Atlantic
Wed 10/156:30 amLHR - LAX
1 stop13h 20mVirgin Atlantic
Deal found 8/18$496
This Expedia deal was found by Cheapflights users on 8/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/23:45 pmLAX - LHR
1 stop14h 40mIberia
Tue 10/148:50 pmLHR - LAX
1 stop24h 45mIberia
Deal found 8/20$498
This Iberia deal was found by Cheapflights users on 8/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/87:50 pmLAX - LGW
1 stop19h 00mIberia
Wed 10/83:05 pmLGW - LAX
1 stop17h 16mIberia
Deal found 8/20$498
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:30 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Mon 9/299:50 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Deal found 8/19$499
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Tue 11/46:50 pmLAX - LTN
1 stop18h 05mMultiple Airlines
Wed 11/199:40 pmLTN - LAX
1 stop21h 15mMultiple Airlines
Deal found 8/20$500

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Irvine to London that are best for you.

Fly from

Irvine

Fly to

London

Route

Depart

Return

Price

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Sat 9/6

4:25 pm-10:50 am

Nonstop10h 25m

London Gatwick

Wed 9/10

10:55 am-2:10 pm

Nonstop11h 15m

$493

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Wed 10/8

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Wed 10/22

10:55 am-2:10 pm

Nonstop11h 15m

$494

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Mon 10/27

2:30 pm-8:30 am

1 stop35h 00m

London Luton

Sun 11/9

9:15 am-12:30 pm

1 stop35h 15m

$495

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Tue 11/4

6:50 pm-8:55 pm

1 stop18h 05m

London Luton

Wed 11/19

9:40 pm-10:55 am

1 stop21h 15m

$500

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Wed 10/1

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Wed 10/8

10:55 am-2:10 pm

Nonstop11h 15m

$501

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Mon 11/3

2:30 pm-8:55 pm

1 stop22h 25m

London Luton

Wed 11/19

9:40 pm-10:55 am

1 stop21h 15m

$502

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Sun 9/21

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Sun 9/28

10:55 am-2:10 pm

Nonstop11h 15m

$502

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Fri 10/10

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Wed 10/22

10:55 am-2:10 pm

Nonstop11h 15m

$505

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Sun 9/7

4:30 pm-10:55 am

Nonstop10h 25m

London Gatwick

Wed 10/1

10:55 am-2:10 pm

Nonstop11h 15m

$505

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Sat 9/6

4:25 pm-10:50 am

Nonstop10h 25m

London Gatwick

Sat 9/20

9:50 am-1:05 pm

Nonstop11h 15m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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

Have a flexible travel schedule? Discover the best time to fly to London from Irvine 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.

Cheapflights Insights

Everything you need to know about your flight from Irvine to London

How far ahead should I book a flight from Irvine to London?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to London. Price data was last updated on August 8, 2025.

The best time to book flights from Irvine to London is 31 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 Irvine to London?

Currently, November is the cheapest month in which you can book a flight from Irvine to London (average of $661). Flying from Irvine to London in June is currently the most expensive (average of $1,097). 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 IR9 to LON?

Find hourly flight availability from Irvine 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 August 20, 2025.

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

What is the cheapest day to fly from Irvine to London?

Use this chart to determine the cheapest time to fly round-trip from Irvine to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to London flight should consider departing on Sunday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to London

Explore weekly flight availability from Irvine 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 August 20, 2025.

The most flights from IR9 to LON are scheduled on a Monday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (42 on average).

How much does it cost to fly round-trip from Irvine to London?

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 August 20, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and Norse Atlantic UK from Irvine 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.
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.
Norse Atlantic UK
7.2
Good
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.
Iberia
7.0
Good
2,883 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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.
British Airways
6.7
Okay
7,289 reviews
Delta
8.0
Very good
7,982 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Boarding

8.2

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

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

  • How long is the flight from Irvine to London?

    Airlines like Norse Atlantic UK, Delta, and Iberia fly from Irvine to London in about 10h 25m. The time it takes to get you to your destination can typically vary by up to 20h 15m. Irvine and London are separated by a distance of 5463 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    When deciding which route to take from Irvine to London consider Los Angeles - London Heathrow, Los Angeles - London City or Los Angeles - London Gatwick as they are the most popular.

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

    Consider KLM (94%), Air France (94%) or Delta (94%) when booking your flight. These represent the most reliable airlines when flying from Irvine to London.

  • What are the cheapest flights from Irvine to London?

    While on average a flight from Irvine to London is generally $3,045, our data shows the cheapest flight currently is $352. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $453 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irvine 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 Irvine to London?

    Currently, November is the cheapest month in which you can book a flight from Irvine to London (average of $661). Flying from Irvine to London in June is currently the most expensive (average of $1,097). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Dartford
Dover
Orpington
Gatwick
Borehamwood
Aylesbury
Chelmsford
Bedford
Folkestone
Chichester
Arundel
Eastbourne
Milton Keynes

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Top 10 airlines flying from Irvine to London

Discover the top 10 airlines that operate flights from Irvine 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 2,558,603 searches. Data last updated August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$272Average$1,046FlexibilityNo cancel feeOn-time60%
JetBlueCheapest$273Average$791FlexibilityNo cancel feeOn-time62%
SWISSCheapest$336Average$914FlexibilityNo cancel feeOn-time79%
Norse Atlantic UKCheapest$354Average$682FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$401Average$753FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$418Average$592FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$427Average$654FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$475Average$723FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$511Average$826FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$524Average$1,110FlexibilityNo cancel feeOn-time71%

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