$293+ Cheap flights from Irvine, CA to Heathrow (LHR)
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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Find cheap flights from Irvine to Heathrow 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 Heathrow are usually found in February or October, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from Irvine to Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Irvine to HeathrowExplore the most affordable flight options available from Irvine to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from Irvine to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Mon 8/38:15 am
LAX
- LHR
2 stops19h 35m
Air Canada
Wed 8/193:05 pm
LHR
- LAX
1 stop14h 32m
Air Canada
Deal found 6/10![Air Canada logo]()
$920
This KAYAK deal was found by Cheapflights users on 6/12. 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 7/197:30 am
LAX
- LHR
2 stops18h 30m
Austrian Airlines
Wed 10/712:20 pm
LHR
- LAX
2 stops36h 00m
Austrian Airlines
Deal found 6/12![Austrian Airlines logo]()
$921
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/167:10 pm
LAX
- LHR
1 stop14h 30m
Scandinavian Airlines
Sun 9/277:30 pm
LHR
- LAX
2 stops32h 31m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$922
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 8/87:10 pm
LAX
- LHR
2 stops18h 25m
Scandinavian Airlines
Mon 8/246:40 am
LHR
- LAX
1 stop18h 10m
Scandinavian Airlines
Deal found 6/12![Scandinavian Airlines logo]()
$923
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Mon 8/311:59 pm
LAX
- LHR
3 stops27h 56m
Multiple Airlines
Sun 8/308:50 am
LHR
- LAX
1 stop17h 35m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$924
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 9/187:10 pm
LAX
- LHR
2 stops30h 25m
Scandinavian Airlines
Fri 9/256:40 am
LHR
- LAX
2 stops19h 49m
Scandinavian Airlines
Deal found 6/10![Scandinavian Airlines logo]()
$925
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:50 pm
LAX
- LHR
1 stop13h 15m
Alaska Airlines
Wed 9/165:00 pm
LHR
- LAX
1 stop14h 37m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$927
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/14. 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.
Fri 7/174:40 pm
LAX
- LHR
1 stop18h 10m
TAP AIR PORTUGAL
Tue 9/86:00 am
LHR
- LAX
1 stop16h 45m
TAP AIR PORTUGAL
Deal found 6/14![TAP AIR PORTUGAL logo]()
$928
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/203:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Thu 9/37:25 am
LHR
- LAX
1 stop15h 50m
United Airlines
Deal found 6/9![United Airlines logo]()
$929
This KLM deal was found by Cheapflights users on 6/11. 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.
Thu 8/2711:15 pm
LAX
- LHR
Nonstop10h 20m
KLM
Thu 9/108:40 am
LHR
- LAX
1 stop14h 05m
KLM
Deal found 6/11![KLM logo]()
$930
This Delta deal was found by Cheapflights users on 6/10. 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 8/311:15 pm
LAX
- LHR
Nonstop10h 20m
Delta
Wed 8/126:30 am
LHR
- LAX
1 stop13h 20m
Delta
Deal found 6/10![Delta logo]()
$931
Best flights from Irvine to HeathrowDiscover carefully curated flight deals from Irvine to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from Irvine to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This United Airlines deal was found by Cheapflights users on 6/14. 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 7/303:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Thu 8/207:25 am
LHR
- LAX
1 stop15h 50m
United Airlines
Deal found 6/14![United Airlines logo]()
$930
This Scandinavian Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 8/77:10 pm
LAX
- LHR
2 stops30h 25m
Scandinavian Airlines
Sun 8/236:40 am
LHR
- LAX
2 stops18h 10m
Scandinavian Airlines
Deal found 6/9![Scandinavian Airlines logo]()
$959
This Delta deal was found by Cheapflights users on 6/11. 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.
Sun 8/911:15 pm
LAX
- LHR
Nonstop10h 20m
Delta
Sun 8/169:55 am
LHR
- LAX
Nonstop11h 15m
Delta
Deal found 6/11![Delta logo]()
$1,020
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:35 pm
LAX
- LHR
1 stop14h 15m
Multiple Airlines
Tue 7/219:30 am
LHR
- LAX
1 stop14h 50m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,116
This Finnair deal was found by Cheapflights users on 6/10. 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.
Wed 7/86:10 pm
LAX
- LHR
Nonstop10h 35m
Finnair
Tue 7/218:55 am
LHR
- LAX
1 stop16h 50m
Finnair
Deal found 6/10![Finnair logo]()
$1,123
This British Airways deal was found by Cheapflights users on 6/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:10 pm
LAX
- LHR
Nonstop10h 35m
British Airways
Wed 8/511:40 am
LHR
- LAX
Nonstop11h 15m
British Airways
Deal found 6/14![British Airways logo]()
$1,145
This KLM deal was found by Cheapflights users on 6/11. 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.
Mon 6/293:50 pm
LAX
- LHR
Nonstop10h 25m
KLM
Sat 8/158:40 am
LHR
- LAX
1 stop14h 05m
KLM
Deal found 6/11![KLM logo]()
$1,262
This Delta deal was found by Cheapflights users on 6/14. 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.
Tue 7/211:10 pm
LAX
- LHR
1 stop13h 50m
Delta
Fri 7/3112:25 pm
LHR
- LAX
1 stop19h 28m
Delta
Deal found 6/14![Delta logo]()
$1,043
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/293:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Fri 8/71:05 pm
LHR
- LAX
Nonstop11h 05m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,149
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 7/2311:15 pm
LAX
- LHR
Nonstop10h 20m
Delta
Tue 8/49:40 am
LHR
- LAX
1 stop17h 54m
Delta
Deal found 6/11![Delta logo]()
$1,088
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Mon 7/273:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Mon 8/34:40 pm
LHR
- LAX
1 stop31h 02m
United Airlines
Deal found 6/12![United Airlines logo]()
$1,199
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 6/283:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Wed 7/88:40 am
LHR
- LAX
1 stop15h 50m
United Airlines
Deal found 6/10![United Airlines logo]()
$1,312
Last-minute flights from Irvine to HeathrowDiscover last-minute flight deals from Irvine to Heathrow. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to Heathrow. Data last updated June 15, 2026 and is based on user searches.
This ITA Airways deal was found by Cheapflights users on 6/14. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:15 pm
LAX
- LHR
1 stop16h 25m
ITA Airways
Tue 9/84:30 pm
LHR
- LAX
1 stop28h 45m
ITA Airways
Deal found 6/14![ITA Airways logo]()
$922
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/133:15 pm
LAX
- LHR
1 stop16h 25m
Multiple Airlines
Fri 8/2112:00 pm
LHR
- LAX
1 stop14h 25m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$925
This Justfly.com deal was found by Cheapflights users on 6/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:40 pm
LAX
- LHR
1 stop17h 05m
TAP AIR PORTUGAL
Fri 10/96:00 am
LHR
- LAX
1 stop16h 35m
TAP AIR PORTUGAL
Deal found 6/12![TAP AIR PORTUGAL logo]()
$924
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/14. 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.
Fri 7/174:40 pm
LAX
- LHR
1 stop18h 10m
TAP AIR PORTUGAL
Tue 9/86:00 am
LHR
- LAX
1 stop16h 45m
TAP AIR PORTUGAL
Deal found 6/14![TAP AIR PORTUGAL logo]()
$928
This KAYAK deal was found by Cheapflights users on 6/12. 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 7/197:30 am
LAX
- LHR
2 stops18h 30m
Austrian Airlines
Wed 10/712:20 pm
LHR
- LAX
2 stops36h 00m
Austrian Airlines
Deal found 6/12![Austrian Airlines logo]()
$921
This Austrian Airlines deal was found by Cheapflights users on 6/10. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:05 pm
LAX
- LHR
1 stop33h 15m
Austrian Airlines
Tue 8/189:05 am
LHR
- LAX
1 stop36h 00m
Austrian Airlines
Deal found 6/10![Austrian Airlines logo]()
$920
This Air Canada deal was found by Cheapflights users on 6/10. 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 7/216:45 am
LAX
- LHR
2 stops19h 15m
Air Canada
Fri 4/99:30 am
LHR
- LAX
2 stops19h 50m
Air Canada
Deal found 6/10![Air Canada logo]()
$927
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/233:35 pm
LAX
- LHR
Nonstop10h 35m
United Airlines
Wed 8/197:25 am
LHR
- LAX
1 stop15h 50m
United Airlines
Deal found 6/10![United Airlines logo]()
$929
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/286:30 am
LAX
- LHR
2 stops21h 25m
Multiple Airlines
Sat 8/155:00 pm
LHR
- LAX
1 stop14h 16m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$923
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/2811:15 pm
LAX
- LHR
Nonstop10h 20m
Delta
Thu 8/136:30 am
LHR
- LAX
1 stop16h 15m
Delta
Deal found 6/10![Delta logo]()
$931
This Trip.com deal was found by Cheapflights users on 6/13. 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.
Thu 7/306:30 am
LAX
- LHR
2 stops29h 50m
Multiple Airlines
Mon 8/1712:00 pm
LHR
- LAX
1 stop14h 25m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$926
One-way flights from Irvine to HeathrowSearch for one-way flight options from Irvine to Heathrow. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from Irvine to Heathrow. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Trip.com deal was found by Cheapflights users on 6/11. 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.
Wed 7/299:50 am
LAX
- LHR
2 stops26h 30m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$293
This Trip.com deal was found by Cheapflights users on 6/13. 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.
Tue 7/289:40 am
LAX
- LHR
2 stops26h 40m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$294
This Trip.com deal was found by Cheapflights users on 6/11. 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.
Wed 7/226:30 am
LAX
- LHR
2 stops45h 25m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/258:10 pm
LAX
- LHR
3 stops41h 25m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$305
This Flightnetwork deal was found by Cheapflights users on 6/12. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:10 pm
LAX
- LHR
1 stop15h 40m
Air Canada
Deal found 6/12![Air Canada logo]()
$307
This Mytrip deal was found by Cheapflights users on 6/12. 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 12/112:10 pm
LAX
- LHR
1 stop15h 40m
Air Canada
Deal found 6/12![Air Canada logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 10/143:16 pm
LAX
- LHR
3 stops32h 49m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 9/1510:07 am
LAX
- LHR
3 stops37h 58m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/206:30 am
LAX
- LHR
2 stops21h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$314
Find flight deals from Irvine to Heathrow
Keep the following information in mind while searching for Irvine to Heathrow flight deals. Data was last updated June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $920 (Air Canada) |
One-way from | $293 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,394 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine to Heathrow 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 June 15, 2026.
Use the filters below to find and compare flights from Irvine to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Thu 7/30
3:35 pm-10:10 am
Nonstop10h 35m
London Heathrow
Thu 8/20
7:25 am-3:15 pm
1 stop15h 50m
$930
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Fri 8/7
7:10 pm-9:35 am
2 stops30h 25m
London Heathrow
Sun 8/23
6:40 am-4:50 pm
2 stops18h 10m
$959
Quickest round-trip
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Sun 8/9
11:15 pm-5:35 pm
Nonstop10h 20m
London Heathrow
Sun 8/16
9:55 am-1:10 pm
Nonstop11h 15m
$1,020
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Tue 7/21
1:10 pm-11:00 am
1 stop13h 50m
London Heathrow
Fri 7/31
12:25 pm-11:53 pm
1 stop19h 28m
$1,043
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Thu 7/23
11:15 pm-5:35 pm
Nonstop10h 20m
London Heathrow
Tue 8/4
9:40 am-7:34 pm
1 stop17h 54m
$1,088
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 7/8
7:35 pm-5:50 pm
1 stop14h 15m
London Heathrow
Tue 7/21
9:30 am-4:20 pm
1 stop14h 50m
$1,116
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 7/8
6:10 pm-12:45 pm
Nonstop10h 35m
London Heathrow
Tue 7/21
8:55 am-5:45 pm
1 stop16h 50m
$1,123
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 7/29
6:10 pm-12:45 pm
Nonstop10h 35m
London Heathrow
Wed 8/5
11:40 am-2:55 pm
Nonstop11h 15m
$1,145
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Wed 7/29
3:35 pm-10:10 am
Nonstop10h 35m
London Heathrow
Fri 8/7
1:05 pm-4:10 pm
Nonstop11h 05m
$1,149
Los AngelesLondon
LAX - LHR
LAXLHR
Los Angeles
Mon 7/27
3:35 pm-10:10 am
Nonstop10h 35m
London Heathrow
Mon 8/3
4:40 pm-3:42 pm
1 stop31h 02m
$1,199
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Irvine to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Irvine with our price prediction graph.
LAX-LHR
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 Heathrow Airport
IR9-LHR
LAX-LHR
What is the cheapest time of day to fly from IR9 to LHR?
Find hourly flight availability from Irvine to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2026.
One of the essential ways to save on airfare from Irvine to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 38% on airfare.
Weekly flight availability from Irvine to London Heathrow Airport
Explore weekly flight availability from Irvine to Heathrow. 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 June 15, 2026.
The most flights from IR9 to LHR are scheduled on a Monday (54 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (50 on average).
How much does it cost to fly round-trip from Irvine to London Heathrow Airport?
What is the cheapest day to fly from Irvine to London Heathrow Airport?
Use this chart to determine the cheapest time to fly round-trip from Irvine to Heathrow. Price data was last updated on October 19, 2025.
Travelers seeking maximum savings on their Irvine to London Heathrow Airport flight should consider departing on Wednesday at noon 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.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated June 15, 2026.
Read through reviews of airlines operating flights from Irvine to London Heathrow Airport, such as Delta,Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Entertainment
7.8
Overall
7.9
Comfort
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Irvine to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Irvine to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irvine to Heathrow by cabin class
Find flights from Irvine to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 15, 2026.
Irvine and Heathrow flights
Browse other Irvine and Heathrow flight options. Last updated on June 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Irvine to Heathrow flights
Consider these flights traveling from Irvine to Heathrow.
Top 10 airlines flying from Irvine to Heathrow
Discover the top 10 airlines that operate flights from Irvine to Heathrow. 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 June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$851 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$291 | Average$902 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$389 | Average$746 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$428 | Average$572 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$474 | Average$660 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$485 | Average$805 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$522 | Average$792 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$528 | Average$820 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$549 | Average$1,077 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$550 | Average$691 | FlexibilityNo cancel fee | On-time79% |