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$184+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LON
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to London are usually found in October or September, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

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 July 3, 2025.

Round-trip from

$558
(United Airlines)

One-way from

$184
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$814
From Irvine to London (LON)
Search Deals
One-way flight from Irvine to London (LON)
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Highest demand for flights based on searches. 9% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This KLM deal was found by Cheapflights users on 7/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/313:13 pmLAX - LHR
1 stop13h 57mKLM
Wed 9/106:30 amLHR - LAX
1 stop13h 20mKLM
Deal found 7/3$557
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 10/810:20 amLAX - LGW
1 stop13h 50mAmerican Airlines
Wed 10/153:05 pmLGW - LAX
1 stop15h 54mAmerican Airlines
Deal found 7/3$557
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 8/1312:08 amLAX - LHR
1 stop22h 12mUnited Airlines
Fri 8/291:05 pmLHR - LAX
Nonstop11h 05mUnited Airlines
Deal found 7/3$558
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Wed 8/611:50 amLAX - LTN
2 stops24h 55mMultiple Airlines
Mon 8/189:55 pmLTN - LAX
2 stops29h 45mMultiple Airlines
Deal found 7/2$558
This Norse deal was found by Cheapflights users on 7/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:30 pmLAX - LGW
1 stop24h 15mMultiple Airlines
Sat 9/209:50 amLGW - LAX
Nonstop11h 15mMultiple Airlines
Deal found 7/2$558
This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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.
Wed 8/209:35 pmLAX - LHR
Nonstop10h 30mBritish Airways
Tue 9/210:10 amLHR - LAX
Nonstop11h 15mBritish Airways
Deal found 7/2$561
This SWISS deal was found by Cheapflights users on 7/3. 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 9/1611:25 amLAX - LGW
2 stops22h 25mSWISS
Wed 9/246:35 pmLGW - LAX
1 stop29h 55mSWISS
Deal found 7/3$561
This Mytrip deal was found by Cheapflights users on 7/1. 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.
Tue 8/128:15 pmLAX - STN
1 stop13h 55mMultiple Airlines
Thu 8/2110:55 pmSTN - LAX
2 stops26h 33mMultiple Airlines
Deal found 7/1$561
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 7/1911:55 pmLAX - LHR
1 stop22h 30mDelta
Thu 8/149:55 amLHR - LAX
Nonstop11h 20mDelta
Deal found 7/1$563
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/117:35 pmLAX - LCY
1 stop15h 10mSWISS
Wed 8/279:25 amLCY - LAX
1 stop15h 05mSWISS
Deal found 7/3$565
This CheapOair deal was found by Cheapflights users on 7/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/164:30 pmLAX - LGW
Nonstop10h 25mNorse Atlantic UK
Thu 8/2110:45 amLGW - LAX
Nonstop11h 15mNorse Atlantic UK
Deal found 7/2$566
This Virgin Atlantic deal was found by Cheapflights users on 7/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:50 pmLAX - LCY
1 stop16h 30mVirgin Atlantic
Wed 10/229:20 amLCY - LAX
1 stop13h 30mVirgin Atlantic
Deal found 7/2$570

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 July 3, 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

Sun 8/31

3:13 pm-1:10 pm

1 stop13h 57m

London Heathrow

Thu 9/11

6:30 am-11:50 am

1 stop13h 20m

$557

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 8/13

12:08 am-6:20 am

1 stop22h 12m

London Heathrow

Fri 8/29

1:05 pm-4:10 pm

Nonstop11h 05m

$558

Los AngelesLondon

LAX - LTN

LAXLTN

Los Angeles

Wed 8/6

11:50 am-8:45 pm

2 stops24h 55m

London Luton

Mon 8/18

9:55 pm-7:40 pm

2 stops29h 45m

$558

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Mon 9/8

2:30 pm-10:45 pm

1 stop24h 15m

London Gatwick

Sat 9/20

9:50 am-1:05 pm

Nonstop11h 15m

$558

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Thu 8/14

12:57 pm-9:40 am

1 stop12h 43m

London Heathrow

Mon 9/1

5:50 pm-7:40 pm

2 stops33h 50m

$560

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Wed 8/20

9:35 pm-4:05 pm

Nonstop10h 30m

London Heathrow

Tue 9/2

10:10 am-1:25 pm

Nonstop11h 15m

$561

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Tue 9/16

11:25 am-5:50 pm

2 stops22h 25m

London Gatwick

Wed 9/24

6:35 pm-4:30 pm

1 stop29h 55m

$561

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Tue 8/12

8:15 pm-6:10 pm

1 stop13h 55m

London Stansted

Thu 8/21

10:55 pm-5:28 pm

2 stops26h 33m

$561

Los AngelesLondon

LAX - LHR

LAXLHR

Los Angeles

Sat 7/19

11:55 pm-6:25 am

1 stop22h 30m

London Heathrow

Thu 8/14

9:55 am-1:15 pm

Nonstop11h 20m

$563

Los AngelesLondon

LAX - LGW

LAXLGW

Los Angeles

Thu 7/17

8:00 am-8:10 am

2 stops16h 10m

London Gatwick

Thu 8/7

10:25 am-9:57 pm

2 stops19h 32m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 38 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 June 27, 2025.

The best time to book flights from Irvine to London is 55 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 $1,098). 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 July 3, 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 July 3, 2025.

The most flights from IR9 to LON are scheduled on a Wednesday (59 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (35 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 July 3, 2025.
Get a feel of what it's like to fly with Delta, Finnair, and SWISS 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
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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.
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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.
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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.
United Airlines
7.4
Good
8,845 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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.
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,970 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

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.

  • 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 $184. TAP AIR PORTUGAL flights start at $229 while deals on SWISS start at $238 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 City or Los Angeles - London Gatwick as they are the most popular.

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

    Consider Air Canada (86%), Austrian Airlines (86%) or United Airlines (86%) 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 $3,404, our data shows the cheapest flight currently is $397. When looking at the most popular route, (Los Angeles - London Heathrow), you can expect to pay $376 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 $1,098). 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 Irvine?

Book flights to Irvine if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Aylesbury
Chelmsford
Brentwood
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Dartford

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$272Average$933FlexibilityNo cancel feeOn-time60%
SWISSCheapest$336Average$915FlexibilityNo cancel feeOn-time79%
Norse Atlantic UKCheapest$391Average$680FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$419Average$592FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$441Average$724FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$509Average$671FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$553Average$861FlexibilityNo cancel feeOn-time75%
FinnairCheapest$555Average$732FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$556Average$733FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$574Average$750FlexibilityNo cancel feeOn-time77%

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