$277+ Cheap flights from California to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LHR
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from California 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from California to Heathrow
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Cheapest flights from California to HeathrowExplore the most affordable flight options available from California to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from California to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:01 pm -
2 stops25h 39m
Wed 11/119:05 pm -
3 stops30h 23m
Deal found 9/18![Multiple Airlines logo]()
$551
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:01 pm -
2 stops22h 29m
Tue 11/106:40 am -
3 stops35h 00m
Deal found 9/20![Multiple Airlines logo]()
$585
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
3 stops22h 49m
Fri 11/136:40 am -
2 stops20h 48m
Deal found 9/19![Multiple Airlines logo]()
$587
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
2 stops19h 59m
Wed 11/186:40 pm -
2 stops32h 48m
Deal found 9/20![Multiple Airlines logo]()
$599
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:01 pm -
3 stops22h 49m
Thu 11/126:40 am -
2 stops20h 48m
Deal found 9/19![Multiple Airlines logo]()
$601
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:01 pm -
3 stops25h 19m
Mon 11/96:40 am -
2 stops20h 48m
Deal found 9/18![Multiple Airlines logo]()
$631
This Bravofly deal was found by Cheapflights users on 9/20. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 am -
1 stop15h 55m
Wed 11/1110:55 am -
1 stop14h 25m
Deal found 9/20![Virgin Atlantic logo]()
$703
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:20 am -
1 stop16h 45m
Tue 11/1012:40 pm -
1 stop17h 32m
Deal found 9/19![KLM logo]()
$706
This Flighttix deal was found by Cheapflights users on 9/19. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:20 am -
1 stop16h 45m
Tue 11/108:55 am -
2 stops17h 50m
Deal found 9/19![Virgin Atlantic logo]()
$713
This Rumbo deal was found by Cheapflights users on 9/19. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:00 pm -
2 stops34h 05m
Tue 10/1310:55 am -
1 stop15h 27m
Deal found 9/19![Virgin Atlantic logo]()
$713
This Sembo deal was found by Cheapflights users on 9/22. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:48 am -
1 stop16h 12m
Wed 10/2810:45 am -
1 stop17h 44m
Deal found 9/22![Virgin Atlantic logo]()
$714
This Iberia deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
1 stop16h 50m
Mon 11/167:40 pm -
2 stops22h 30m
Deal found 9/22![Iberia logo]()
$719
Best flights from California to HeathrowDiscover carefully curated flight deals from California to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from California to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This KLM deal was found by Cheapflights users on 9/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:30 am -
1 stop15h 10m
Wed 11/116:20 am -
2 stops17h 33m
Deal found 9/20![Multiple Airlines logo]()
$730
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 11/171:28 pm -
1 stop34h 12m
Fri 11/272:30 pm -
1 stop32h 51m
Deal found 9/21![United Airlines logo]()
$730
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:00 pm -
1 stop14h 05m
Tue 10/206:30 am -
2 stops18h 52m
Deal found 9/19![Delta logo]()
$736
This KLM deal was found by Cheapflights users on 9/22. 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 1/116:00 am -
2 stops17h 05m
Wed 1/205:50 pm -
2 stops30h 37m
Deal found 9/22![KLM logo]()
$738
This British Airways deal was found by Cheapflights users on 9/22. 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 2/311:06 am -
1 stop17h 09m
Mon 2/83:45 pm -
2 stops26h 30m
Deal found 9/22![British Airways logo]()
$739
This Virgin Atlantic deal was found by Cheapflights users on 9/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:20 am -
2 stops16h 30m
Wed 11/118:55 am -
2 stops21h 27m
Deal found 9/20![Virgin Atlantic logo]()
$743
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/282:13 pm -
1 stop15h 07m
Thu 11/122:45 pm -
1 stop16h 21m
Deal found 9/21![Alaska Airlines logo]()
$744
This Scandinavian Airlines deal was found by Cheapflights users on 9/22. 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.
Mon 10/194:45 pm -
2 stops19h 10m
Fri 10/236:40 am -
1 stop16h 00m
Deal found 9/22![Scandinavian Airlines logo]()
$846
This SWISS deal was found by Cheapflights users on 9/21. 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.
Fri 10/27:35 pm -
2 stops28h 40m
Thu 10/88:55 am -
2 stops39h 35m
Deal found 9/21![SWISS logo]()
$1,076
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 11/49:55 am -
1 stop16h 05m
Thu 11/198:40 am -
2 stops20h 15m
Deal found 9/17![Delta logo]()
$738
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Mon 11/98:19 am -
1 stop20h 01m
Tue 12/12:45 pm -
1 stop14h 43m
Deal found 9/22![Alaska Airlines logo]()
$744
This Virgin Atlantic deal was found by Cheapflights users on 9/22. 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 11/46:03 am -
1 stop19h 57m
Wed 11/1112:20 pm -
1 stop34h 39m
Deal found 9/22![Virgin Atlantic logo]()
$749
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 11/142:14 pm -
1 stop33h 41m
Wed 11/2511:35 am -
1 stop17h 33m
Deal found 9/17![United Airlines logo]()
$752
This United deal was found by Cheapflights users on 9/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:40 pm -
Nonstop10h 30m
Wed 10/218:40 am -
2 stops20h 51m
Deal found 9/20![Multiple Airlines logo]()
$762
This KLM deal was found by Cheapflights users on 9/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:10 am -
2 stops16h 55m
Tue 12/110:45 am -
1 stop13h 58m
Deal found 9/19![KLM logo]()
$778
This Delta deal was found by Cheapflights users on 9/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:20 am -
2 stops16h 00m
Tue 11/106:20 am -
2 stops17h 33m
Deal found 9/19![Delta logo]()
$741
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 2/147:03 am -
1 stop21h 17m
Wed 2/172:45 pm -
1 stop15h 27m
Deal found 9/17![Alaska Airlines logo]()
$745
This Virgin Atlantic deal was found by Cheapflights users on 9/19. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:04 am -
2 stops20h 36m
Fri 1/158:10 pm -
2 stops28h 17m
Deal found 9/19![Virgin Atlantic logo]()
$749
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 3/23:53 pm -
2 stops33h 47m
Fri 3/59:00 am -
2 stops32h 25m
Deal found 9/22![United Airlines logo]()
$759
This United deal was found by Cheapflights users on 9/18. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:39 pm -
1 stop22h 51m
Sun 10/258:15 pm -
1 stop31h 20m
Deal found 9/18![Multiple Airlines logo]()
$781
This KLM deal was found by Cheapflights users on 9/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:04 am -
2 stops17h 01m
Fri 1/158:10 pm -
2 stops28h 17m
Deal found 9/19![KLM logo]()
$783
This British Airways deal was found by Cheapflights users on 9/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/84:25 pm -
1 stop13h 10m
Tue 2/162:35 pm -
1 stop15h 33m
Deal found 9/18![British Airways logo]()
$889
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:03 am -
2 stops18h 42m
Tue 11/36:20 am -
2 stops23h 09m
Deal found 9/20![Delta logo]()
$741
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
Sat 2/135:45 pm -
1 stop34h 35m
Wed 2/172:45 pm -
1 stop15h 27m
Deal found 9/17![Alaska Airlines logo]()
$745
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/192:45 pm -
1 stop13h 05m
Thu 11/269:00 am -
1 stop15h 30m
Deal found 9/22![United Airlines logo]()
$759
This Virgin Atlantic deal was found by Cheapflights users on 9/22. 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.
Mon 10/129:48 am -
2 stops19h 57m
Wed 10/2810:55 am -
2 stops17h 34m
Deal found 9/22![Virgin Atlantic logo]()
$776
This KLM deal was found by Cheapflights users on 9/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/244:40 pm -
Nonstop10h 15m
Sat 2/66:30 am -
1 stop13h 15m
Deal found 9/20![KLM logo]()
$784
This United deal was found by Cheapflights users on 9/18. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:50 pm -
Nonstop10h 35m
Mon 12/148:05 pm -
1 stop28h 25m
Deal found 9/18![Multiple Airlines logo]()
$785
This Scandinavian Airlines deal was found by Cheapflights users on 9/21. 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 1/2310:00 am -
3 stops27h 40m
Mon 1/2510:20 am -
2 stops20h 35m
Deal found 9/21![Scandinavian Airlines logo]()
$967
This Delta deal was found by Cheapflights users on 9/21. 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.
Wed 10/711:59 am -
1 stop15h 21m
Tue 10/1311:40 am -
1 stop18h 50m
Deal found 9/21![Delta logo]()
$744
Last-minute flights from California to HeathrowDiscover last-minute flight deals from California to Heathrow. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from California to Heathrow. Data last updated September 23, 2026 and is based on user searches.
This Rumbo deal was found by Cheapflights users on 9/19. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:00 pm -
2 stops34h 05m
Tue 10/1310:55 am -
1 stop15h 27m
Deal found 9/19![Virgin Atlantic logo]()
$713
This Trip.com deal was found by Cheapflights users on 9/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:02 am -
1 stop25h 03m
Wed 10/145:00 pm -
1 stop25h 17m
Deal found 9/19![Alaska Airlines logo]()
$724
This Gotogate deal was found by Cheapflights users on 9/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
2 stops33h 50m
Fri 10/233:05 pm -
1 stop34h 16m
Deal found 9/22![Air Canada logo]()
$720
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/1110:45 am -
1 stop17h 50m
Wed 10/212:05 pm -
2 stops35h 27m
Deal found 9/21![United Airlines logo]()
$723
This Sembo deal was found by Cheapflights users on 9/22. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:48 am -
1 stop16h 12m
Wed 10/2810:45 am -
1 stop17h 44m
Deal found 9/22![Virgin Atlantic logo]()
$714
This oojo deal was found by Cheapflights users on 9/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:31 pm -
1 stop17h 34m
Thu 10/225:00 pm -
1 stop28h 18m
Deal found 9/22![Alaska Airlines logo]()
$720
This Flighttix deal was found by Cheapflights users on 9/22. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:35 pm -
1 stop13h 25m
Tue 10/2712:20 pm -
1 stop17h 23m
Deal found 9/22![Virgin Atlantic logo]()
$725
This Justfly.com deal was found by Cheapflights users on 9/22. 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.
Tue 10/206:00 pm -
2 stops33h 50m
Fri 10/301:00 pm -
2 stops41h 01m
Deal found 9/22![Air Canada logo]()
$727
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:15 am -
2 stops30h 15m
Sat 10/3112:15 pm -
2 stops18h 36m
Deal found 9/20![Multiple Airlines logo]()
$664
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:15 am -
2 stops21h 35m
Fri 10/308:35 pm -
2 stops34h 16m
Deal found 9/19![Multiple Airlines logo]()
$691
This Mytrip deal was found by Cheapflights users on 9/22. 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 10/276:25 am -
2 stops21h 25m
Mon 11/28:35 pm -
2 stops35h 16m
Deal found 9/22![Multiple Airlines logo]()
$698
This Iberia deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:40 am -
1 stop18h 10m
Wed 11/117:40 pm -
2 stops22h 30m
Deal found 9/22![Iberia logo]()
$719
One-way flights from California to HeathrowSearch for one-way flight options from California to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from California to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 11/187:33 pm -
2 stops33h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 11/231:02 pm -
2 stops39h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 2/23:09 pm -
2 stops37h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 12/19:58 am -
2 stops42h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$302
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1512:35 pm -
1 stop15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 9/20. 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.
Fri 11/271:02 pm -
2 stops39h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$310
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/12:00 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$312
This Mytrip deal was found by Cheapflights users on 9/17. 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 1/102:00 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$315
This oojo deal was found by Cheapflights users on 9/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:42 pm -
1 stop14h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$315
This oojo deal was found by Cheapflights users on 9/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:39 pm -
1 stop14h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![JetBlue logo]()
$316
This Mytrip deal was found by Cheapflights users on 9/21. 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 1/172:00 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$318
This Mytrip deal was found by Cheapflights users on 9/17. 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 2/84:25 pm -
1 stop13h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![British Airways logo]()
$318
Find flight deals from California to Heathrow
Keep the following information in mind while searching for California to Heathrow flight deals. Data was last updated September 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $551 (Mytrip) |
One-way from | $277 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $914 |
Good round-trip deal | $881 or less |
Good one-way deal | $434 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California 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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from California to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Sun 1/10
2:00 pm-11:50 am
1 stop13h 50m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$315
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Sat 10/17
9:30 pm-8:45 pm
1 stop15h 15m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 3/16
9:50 am-11:40 am
2 stops18h 50m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 3/16
6:30 am-7:05 am
1 stop17h 35m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
SacramentoLondon
SMF Sacramento Intl - LHR London Heathrow
SMFLHR
Sacramento Intl
Sun 3/21
4:05 pm-11:50 am
1 stop12h 45m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
SacramentoLondon
SMF Sacramento Intl - LHR London Heathrow
SMFLHR
Sacramento Intl
Fri 3/19
4:05 pm-9:00 pm
2 stops45h 55m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Wed 3/17
9:05 pm-9:40 pm
1 stop17h 35m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
Palm SpringsLondon
PSP Palm Springs - LHR London Heathrow
PSPLHR
Palm Springs
Wed 12/30
6:04 am-10:00 am
1 stop19h 56m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Sun 11/15
9:40 pm-9:40 pm
1 stop16h 00m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
San DiegoLondon
SAN San Diego - LHR London Heathrow
SANLHR
San Diego
Wed 10/21
9:30 pm-8:45 pm
1 stop15h 15m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from California with our price prediction graph.
SAN-LHR
SJC-LHR
SMF-LHR
LAX-LHR
PSP-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 California to London Heathrow Airport
USCA-LHR
SAN-LHR
SJC-LHR
SMF-LHR
LAX-LHR
What is the cheapest month to book a flight from California to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from California to London Heathrow Airport (average of $683). Flying from California to London Heathrow Airport in June is currently the most expensive (average of $1,387). 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 CA to LHR?
Find hourly flight availability from California 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 September 23, 2026.
It’s optimal to fly from California to London Heathrow Airport at noon. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the evening.
Weekly flight availability from California to London Heathrow Airport
Explore weekly flight availability from California 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 September 23, 2026.
The most flights from USCA to LHR are scheduled on a Monday (57 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (48 on average).
How much does it cost to fly round-trip from California to London Heathrow Airport?
Airfare is typical for this route at the moment.
California to London Heathrow Airport flights typically cost between $745 and $1,089 in October.The cheapest round-trip price found within the last 5 days was $746 on Royal Air Maroc (Oct 6-Oct 17).
How far ahead should I book a flight from California to London Heathrow Airport?
To ensure you get the cheapest price possible for a flight from California to London Heathrow Airport, you should look to book at least 34 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from California to London Heathrow Airport?
Use this chart to determine the cheapest time to fly round-trip from California to Heathrow. Price data was last updated on October 19, 2025.
Travelers seeking maximum savings on their California to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from California 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
Gatwick
Hounslow
Harrow
Wembley
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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.
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Alternative routes for California 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 California to Heathrow by cabin class
Find flights from California 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 September 23, 2026.
California and Heathrow flights
Browse other California and Heathrow flight options. Last updated on September 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
California to Heathrow flights
Consider these flights traveling from California to Heathrow.
Top 10 airlines flying from California to Heathrow
Discover the top 10 airlines that operate flights from California 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$291 | Average$1,195 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$987 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$329 | Average$1,113 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$356 | Average$918 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$435 | Average$618 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$438 | Average$662 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$487 | Average$912 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$494 | Average$1,031 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$495 | Average$1,135 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$538 | Average$872 | FlexibilityNo cancel fee | On-time77% |