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$347+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LON
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to London are usually found in September or October, booked 31 days in advance, depart on a Wednesday or Tuesday and return on a Friday

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 January 8, 2026.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$627
(United Airlines)

One-way from

$347
(Netflights)

Popular in

December

Cheapest in

September

Average price

$732
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
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From Irvine to London (LON)
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One-way flight from Irvine to London (LON)
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Highest demand for flights based on searches. 13% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 1/157:00 pmLAX - LHR
Nonstop10h 30mUnited Airlines
Tue 2/39:00 amLHR - LAX
1 stop15h 35mUnited Airlines
Deal found 1/7$627
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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.
Thu 3/53:20 pmLAX - LCY
1 stop16h 50mITA Airways
Wed 3/114:45 pmLCY - LAX
1 stop28h 45mITA Airways
Deal found 1/7$627
This KAYAK deal was found by Cheapflights users on 1/8. 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.
Tue 2/1711:35 amLAX - LGW
2 stops22h 15mSWISS
Wed 2/256:40 pmLGW - LAX
1 stop29h 55mSWISS
Deal found 1/8$627
This Mytrip deal was found by Cheapflights users on 1/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:30 amLAX - STN
3 stops28h 35mMultiple Airlines
Wed 1/214:20 pmSTN - LAX
2 stops30h 55mMultiple Airlines
Deal found 1/7$627
This American Airlines deal was found by Cheapflights users on 1/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1810:20 pmLAX - LGW
1 stop25h 10mAmerican Airlines
Sun 2/811:20 amLGW - LAX
2 stops29h 45mAmerican Airlines
Deal found 1/7$628
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/17:55 pmLAX - STN
1 stop27h 20mMultiple Airlines
Mon 3/99:20 pmSTN - LAX
1 stop28h 45mMultiple Airlines
Deal found 1/7$628
This Scandinavian Airlines deal was found by Cheapflights users on 1/8. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:25 pmLAX - LHR
1 stop16h 15mScandinavian Airlines
Sun 3/229:05 pmLHR - LAX
2 stops27h 55mScandinavian Airlines
Deal found 1/8$629
This Travelis deal was found by Cheapflights users on 1/7. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/187:10 pmLAX - LCY
1 stop14h 00mSWISS
Tue 2/39:15 amLCY - LAX
1 stop15h 20mSWISS
Deal found 1/7$629
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Fri 1/307:10 pmLAX - LGW
1 stop14h 40mSWISS
Tue 2/36:40 pmLGW - LAX
1 stop29h 55mSWISS
Deal found 1/7$629
This Mytrip deal was found by Cheapflights users on 1/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/187:30 pmLAX - STN
2 stops19h 30mMultiple Airlines
Tue 2/32:45 pmSTN - LAX
2 stops34h 15mMultiple Airlines
Deal found 1/6$629
This SWISS deal was found by Cheapflights users on 1/7. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:35 amLAX - LHR
2 stops22h 15mSWISS
Tue 3/39:00 amLHR - LAX
1 stop15h 35mSWISS
Deal found 1/7$630
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 2/227:10 pmLAX - LCY
1 stop15h 30mSWISS
Sun 3/17:20 pmLCY - LAX
1 stop29h 15mSWISS
Deal found 1/8$630

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 January 8, 2026.
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 - LHR

LAXLHR

Los Angeles

Thu 2/5

7:30 pm-9:20 pm

2 stops17h 50m

London Heathrow

Thu 2/12

6:40 am-5:00 pm

1 stop18h 20m

$629

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 3/17

3:28 pm-11:35 am

1 stop13h 07m

London Heathrow

Mon 3/30

9:50 am-6:25 pm

1 stop16h 35m

$635

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Thu 2/5

7:10 pm-10:10 pm

2 stops19h 00m

London Luton

Thu 2/12

8:50 pm-1:05 pm

2 stops24h 15m

$636

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Thu 2/5

8:30 am-12:20 am

3 stops31h 50m

London Stansted

Sat 2/7

2:55 pm-1:05 pm

2 stops30h 10m

$637

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Thu 3/5

7:10 pm-5:50 pm

1 stop14h 40m

London Gatwick

Sun 3/15

6:40 pm-5:35 pm

1 stop29h 55m

$641

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 3/19

10:15 am-7:25 am

1 stop14h 10m

London Heathrow

Thu 3/26

1:25 pm-10:00 pm

1 stop15h 35m

$643

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 2/19

4:35 pm-10:55 am

Nonstop10h 20m

London Heathrow

Sun 3/1

5:20 pm-8:40 pm

Nonstop11h 20m

$644

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 2/21

9:00 pm-3:30 pm

Nonstop10h 30m

London Heathrow

Mon 3/2

3:10 pm-6:30 pm

Nonstop11h 20m

$644

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 1/27

7:00 pm-1:30 pm

Nonstop10h 30m

London Heathrow

Sat 2/7

2:30 pm-11:48 am

1 stop29h 18m

$644

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Tue 3/24

7:00 pm-12:30 pm

Nonstop10h 30m

London Heathrow

Mon 3/30

8:20 am-11:30 am

Nonstop11h 10m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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 January 2, 2026.

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, October is the cheapest month in which you can book a flight from Irvine to London (average of $222). Flying from Irvine to London in June is currently the most expensive (average of $564). 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 January 8, 2026.

It’s typically best to fly out from Irvine to London in the afternoon. Doing so could potentially save you 33% on the flight price compared to flying in the morning, which is usually more expensive.

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 January 3, 2026.

Travelers seeking maximum savings on their Irvine to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday 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 January 8, 2026.

The most flights from IR9 to LON are scheduled on a Tuesday (39 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (33 on average).

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 January 8, 2026.
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
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
7.9
Good
8,025 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
11,097 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
3,076 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
7,657 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.8

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 Scandinavian Airlines, British Airways, and SWISS fly from Irvine to London in about 13h 07m. The time it takes to get you to your destination can typically vary by up to 4h 43m. Irvine and London are separated by a distance of 5439 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Norse Atlantic UK, which is currently one of the cheapest options available, starting at $139. TAP AIR PORTUGAL flights start at $168 while deals on Scandinavian Airlines start at $222 one-way.

  • 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 Gatwick or Los Angeles - London City as they are the most popular.

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

    Consider Air Canada (92%), Austrian Airlines (92%) or United Airlines (92%) 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 $3,111, our data shows the cheapest flight currently is $257. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $471 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, October is the cheapest month in which you can book a flight from Irvine to London (average of $222). Flying from Irvine to London in June is currently the most expensive (average of $564). 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
Ilford
Hounslow
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Harrow
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Gatwick
Dartford
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Orpington
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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$273Average$806FlexibilityNo cancel feeOn-time62%
SWISSCheapest$336Average$900FlexibilityNo cancel feeOn-time79%
Norse Atlantic UKCheapest$357Average$682FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$427Average$593FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$450Average$908FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$469Average$751FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$475Average$613FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$476Average$679FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$486Average$688FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$498Average$824FlexibilityNo cancel feeOn-time70%

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