HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$362+ 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
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Irvine to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 Thursday

Cheap 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 December 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/18. 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.
Wed 12/317:10 pmLAX - LHR
1 stop14h 40mSWISS
Thu 1/159:00 amLHR - LAX
1 stop15h 35mSWISS
Deal found 12/18$624
This KAYAK deal was found by Cheapflights users on 12/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:30 pmLAX - LHR
1 stop15h 00mScandinavian Airlines
Tue 2/35:00 pmLHR - LAX
1 stop32h 00mScandinavian Airlines
Deal found 12/19$631
This KAYAK deal was found by Cheapflights users on 12/20. 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.
Tue 12/304:45 pmLAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Wed 1/216:30 pmLHR - LAX
1 stop28h 10mTAP AIR PORTUGAL
Deal found 12/20$632
This Trip.com deal was found by Cheapflights users on 12/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:30 pmLAX - LHR
1 stop15h 00mScandinavian Airlines
Fri 1/2310:20 amLHR - LAX
1 stop14h 40mScandinavian Airlines
Deal found 12/18$633
This KAYAK deal was found by Cheapflights users on 12/20. 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.
Mon 12/297:30 pmLAX - LHR
1 stop15h 00mScandinavian Airlines
Mon 2/27:05 amLHR - LAX
2 stops41h 55mScandinavian Airlines
Deal found 12/20$634
This KAYAK deal was found by Cheapflights users on 12/20. 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.
Tue 12/304:45 pmLAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Wed 1/284:35 pmLGW - LAX
1 stop30h 05mTAP AIR PORTUGAL
Deal found 12/20$636
This KAYAK deal was found by Cheapflights users on 12/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:30 pmLAX - LHR
1 stop14h 10mScandinavian Airlines
Sun 1/189:05 pmLHR - LAX
2 stops51h 55mScandinavian Airlines
Deal found 12/19$638
This KAYAK deal was found by Cheapflights users on 12/20. 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.
Tue 12/304:45 pmLAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Mon 2/28:15 amLHR - LAX
1 stop38h 45mTAP AIR PORTUGAL
Deal found 12/20$640
This KAYAK deal was found by Cheapflights users on 12/20. 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.
Tue 12/304:45 pmLAX - LGW
2 stops32h 40mTAP AIR PORTUGAL
Wed 1/214:35 pmLGW - LAX
1 stop30h 05mTAP AIR PORTUGAL
Deal found 12/20$643
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 12/304:45 pmLAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Fri 1/304:40 pmLGW - LAX
1 stop30h 20mTAP AIR PORTUGAL
Deal found 12/20$645
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 12/304:45 pmLAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Tue 1/206:00 amLHR - LAX
1 stop17h 00mTAP AIR PORTUGAL
Deal found 12/20$646
This FlightHub deal was found by Cheapflights users on 12/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:30 pmLAX - LHR
1 stop14h 10mScandinavian Airlines
Fri 1/3010:20 amLHR - LAX
1 stop14h 40mScandinavian Airlines
Deal found 12/19$650

Find flight deals from Irvine to London

Keep the following information in mind while searching for Irvine to London flight deals. Data was last updated December 21, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$624
(United Airlines)

One-way from

$362
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$1,069
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
Search Deals
From Irvine to London (LON)
Search Deals
One-way flight from Irvine to London (LON)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 21, 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 - LHR

LAXLHR

Los Angeles

Tue 2/10

7:30 pm-9:35 pm

2 stops18h 05m

London Heathrow

Tue 2/17

7:50 pm-5:00 pm

2 stops29h 10m

$626

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sun 4/5

3:30 pm-10:10 am

Nonstop10h 40m

London Heathrow

Tue 4/14

7:25 am-3:15 pm

1 stop15h 50m

$630

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 3/19

7:55 pm-9:35 pm

1 stop18h 40m

London Heathrow

Mon 3/30

7:50 pm-2:45 pm

1 stop26h 55m

$632

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Tue 3/10

6:30 am-12:25 pm

3 stops22h 55m

London Luton

Sun 3/22

1:45 pm-5:35 pm

2 stops34h 50m

$634

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Tue 2/3

4:45 pm-11:10 pm

2 stops22h 25m

London Stansted

Sun 2/8

7:40 am-6:10 pm

1 stop18h 30m

$635

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Tue 2/3

7:50 pm-10:25 pm

1 stop18h 35m

London Luton

Sun 2/8

6:20 am-6:10 pm

1 stop19h 50m

$636

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Thu 2/19

8:30 am-12:55 pm

2 stops20h 25m

London Stansted

Sun 2/22

6:05 pm-3:15 pm

2 stops29h 10m

$636

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 1/8

8:48 pm-8:45 pm

1 stop15h 57m

London Heathrow

Sat 1/17

12:20 pm-11:50 pm

1 stop19h 30m

$639

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Tue 2/10

4:45 pm-11:10 pm

2 stops22h 25m

London Stansted

Wed 2/18

8:55 pm-6:05 pm

1 stop29h 10m

$639

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Fri 2/6

10:30 pm-4:50 pm

Nonstop10h 20m

London Heathrow

Mon 2/9

11:20 am-2:35 pm

Nonstop11h 15m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 60 results
1
2
3
...
6

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 December 19, 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, October is the cheapest month in which you can book a flight from Irvine to London (average of $226). Flying from Irvine to London in June is currently the most expensive (average of $556). 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 December 21, 2025.

It’s typically best to fly out from Irvine to London in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying at noon, 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 December 16, 2024.

Travelers seeking maximum savings on their Irvine to London flight should consider departing on Friday evenings 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 December 21, 2025.

The most flights from IR9 to LON are scheduled on a Monday (52 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (48 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 December 21, 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
7.9
Good
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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
8,019 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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
11,050 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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
3,055 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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
7,600 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Crew

8.5

Overall

7.9

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, United Airlines, and TAP AIR PORTUGAL fly from Irvine to London in about 10h 40m. The time it takes to get you to your destination can typically vary by up to 8h. 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 $172 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 (90%), Austrian Airlines (90%) or United Airlines (90%) 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 $3,101, our data shows the cheapest flight currently is $261. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $488 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 $226). Flying from Irvine to London in June is currently the most expensive (average of $556). 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
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Irvine to London

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Gatwick flights
San Francisco to Gatwick flights
Los Angeles to London City flights
San Francisco to London City flights
San Diego to Heathrow flights
Los Angeles to Stansted flights
San Francisco to Stansted flights
Las Vegas to Heathrow flights
Ontario to Heathrow flights
Los Angeles to Luton flights
San Francisco to Luton flights
San Diego to Gatwick flights
Santa Ana to Heathrow flights
San Jose to Heathrow flights
Los Angeles to Edinburgh flights
Las Vegas to Gatwick flights
San Francisco to Edinburgh flights
Sacramento to Heathrow flights
Las Vegas to London City flights
San Diego to London City flights
Oakland to Heathrow flights
Los Angeles to Manchester flights
San Diego to Stansted flights
Sacramento to Gatwick flights
Las Vegas to Edinburgh flights
San Francisco to Manchester flights
Ontario to Edinburgh flights
San Jose to Gatwick flights
Ontario to Gatwick flights
San Francisco to Southampton flights
Reno to Heathrow flights
Santa Ana to Edinburgh flights
Las Vegas to Stansted flights
Los Angeles to Southampton flights
Oakland to Gatwick flights
Palm Springs to Heathrow flights
San Diego to Edinburgh flights
Sacramento to London City flights
Burbank to Heathrow flights
Fresno to Heathrow flights
San Jose to Edinburgh flights
San Jose to London City flights
Los Angeles to Liverpool flights
San Diego to Manchester flights
Long Beach to Heathrow flights
Santa Rosa to Heathrow flights
Sacramento to Edinburgh flights
Reno to Gatwick flights

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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$273Average$806FlexibilityNo cancel feeOn-time62%
SWISSCheapest$336Average$900FlexibilityNo cancel feeOn-time79%
Norse Atlantic UKCheapest$357Average$684FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$420Average$604FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$427Average$594FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$450Average$911FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$469Average$751FlexibilityNo cancel feeOn-time72%
Aer LingusCheapest$476Average$682FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$486Average$689FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$498Average$850FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.