$290+ Cheap flights from Pennsylvania to London (LON)
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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LON
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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Cheapest flights from Pennsylvania to LondonExplore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
Explore the most affordable flight options available from Pennsylvania to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:40 pm -
1 stop13h 20m
Wed 11/186:50 am -
2 stops15h 05m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:36 pm -
1 stop13h 24m
Wed 11/1811:05 am -
2 stops38h 57m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:21 am -
1 stop19h 29m
Wed 11/186:50 am -
2 stops36h 26m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:39 pm -
1 stop13h 21m
Wed 12/911:05 am -
2 stops34h 53m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:36 pm -
1 stop33h 19m
Wed 11/186:50 am -
2 stops15h 06m
Deal found 10/6![United Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:36 pm -
1 stop31h 19m
Mon 11/3011:05 am -
2 stops39h 17m
Deal found 10/7![United Airlines logo]()
$771
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 12/79:58 pm -
1 stop27h 52m
Fri 12/1112:35 pm -
1 stop15h 14m
Deal found 10/5![Multiple Airlines logo]()
$815
This Booking.com deal was found by Cheapflights users on 10/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop9h 45m
Sun 11/158:25 am -
1 stop12h 45m
Deal found 10/9![Multiple Airlines logo]()
$816
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/215:22 pm -
2 stops31h 58m
Thu 10/2911:00 am -
1 stop26h 30m
Deal found 10/5![Multiple Airlines logo]()
$817
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:40 pm -
1 stop10h 25m
Sat 12/128:05 am -
2 stops37h 05m
Deal found 10/7![Multiple Airlines logo]()
$818
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:40 pm -
1 stop9h 25m
Sat 12/128:05 am -
2 stops37h 05m
Deal found 10/8![Multiple Airlines logo]()
$819
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:58 pm -
1 stop27h 57m
Mon 12/145:55 pm -
2 stops27h 15m
Deal found 10/8![Multiple Airlines logo]()
$819
Best flights from Pennsylvania to LondonDiscover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
Discover carefully curated flight deals from Pennsylvania to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:35 am -
1 stop20h 25m
Wed 11/189:00 am -
2 stops19h 44m
Deal found 10/8![United Airlines logo]()
$735
This Norse deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:15 am -
1 stop23h 00m
Thu 10/2911:00 am -
1 stop26h 30m
Deal found 10/6![Multiple Airlines logo]()
$836
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:00 am -
1 stop19h 25m
Fri 12/116:30 am -
2 stops14h 46m
Deal found 10/6![Delta logo]()
$864
This JetBlue deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:35 pm -
1 stop11h 20m
Sun 11/89:20 am -
1 stop12h 48m
Deal found 10/7![JetBlue logo]()
$891
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:01 am -
1 stop19h 34m
Sun 11/84:30 pm -
1 stop12h 23m
Deal found 10/6![American Airlines logo]()
$893
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:00 am -
2 stops21h 50m
Mon 11/164:35 pm -
2 stops33h 02m
Deal found 10/7![TAP AIR PORTUGAL logo]()
$942
This British Airways deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/316:45 pm -
Nonstop7h 05m
Wed 4/78:20 am -
Nonstop8h 00m
Deal found 10/6![British Airways logo]()
$947
This Turkish Airlines deal was found by Cheapflights users on 10/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/276:00 am -
2 stops35h 35m
Mon 3/155:25 pm -
2 stops34h 30m
Deal found 10/9![Turkish Airlines logo]()
$952
This Scandinavian Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:10 am -
3 stops21h 10m
Sun 12/136:40 am -
2 stops20h 55m
Deal found 10/7![Scandinavian Airlines logo]()
$988
This SWISS deal was found by Cheapflights users on 10/9. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:01 pm -
2 stops19h 49m
Mon 11/26:40 pm -
2 stops31h 09m
Deal found 10/9![SWISS logo]()
$1,047
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:36 pm -
1 stop13h 24m
Wed 11/1811:05 am -
2 stops38h 57m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:21 am -
1 stop19h 29m
Wed 11/186:50 am -
2 stops36h 26m
Deal found 10/7![United Airlines logo]()
$735
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:00 am -
2 stops20h 05m
Sat 12/56:30 am -
2 stops21h 40m
Deal found 10/7![Delta logo]()
$868
This United Airlines deal was found by Cheapflights users on 10/5. 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 12/75:39 pm -
1 stop13h 21m
Wed 12/911:05 am -
2 stops34h 53m
Deal found 10/5![United Airlines logo]()
$736
This JetBlue deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:10 pm -
1 stop13h 45m
Mon 12/149:20 am -
1 stop16h 10m
Deal found 10/6![JetBlue logo]()
$892
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:27 am -
2 stops18h 23m
Tue 11/1710:40 am -
2 stops38h 57m
Deal found 10/7![TAP AIR PORTUGAL logo]()
$949
This Turkish Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:00 am -
2 stops22h 10m
Wed 2/105:25 pm -
2 stops35h 23m
Deal found 10/8![Turkish Airlines logo]()
$952
This Delta deal was found by Cheapflights users on 10/5. 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 12/56:39 am -
1 stop20h 11m
Sun 12/136:20 am -
2 stops21h 07m
Deal found 10/5![Delta logo]()
$871
This Finnair deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:35 pm -
Nonstop7h 00m
Wed 11/116:30 am -
1 stop12h 30m
Deal found 10/7![Multiple Airlines logo]()
$973
This JetBlue deal was found by Cheapflights users on 10/5. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:10 pm -
1 stop13h 45m
Mon 12/149:20 am -
1 stop16h 10m
Deal found 10/5![JetBlue logo]()
$892
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:36 pm -
1 stop33h 19m
Wed 11/186:50 am -
2 stops15h 06m
Deal found 10/6![United Airlines logo]()
$741
This British Airways deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:35 pm -
Nonstop7h 00m
Tue 12/81:10 pm -
Nonstop8h 05m
Deal found 10/6![British Airways logo]()
$1,019
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/9. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:07 pm -
3 stops21h 28m
Wed 11/184:35 pm -
2 stops35h 13m
Deal found 10/9![TAP AIR PORTUGAL logo]()
$956
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:28 pm -
1 stop12h 57m
Sat 12/126:20 am -
2 stops21h 50m
Deal found 10/8![Delta logo]()
$871
This JetBlue deal was found by Cheapflights users on 10/9. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:47 pm -
1 stop13h 08m
Wed 11/189:20 am -
1 stop15h 33m
Deal found 10/9![JetBlue logo]()
$894
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:33 pm -
3 stops16h 57m
Mon 12/146:30 pm -
2 stops29h 13m
Deal found 10/8![Multiple Airlines logo]()
$988
This Turkish Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:30 am -
2 stops46h 20m
Tue 10/274:10 pm -
2 stops35h 31m
Deal found 10/8![Turkish Airlines logo]()
$990
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Sat 4/35:31 pm -
1 stop32h 14m
Mon 4/55:50 pm -
2 stops29h 38m
Deal found 10/9![United Airlines logo]()
$757
This Gurufare deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:01 am -
1 stop22h 34m
Sun 11/83:40 pm -
1 stop13h 13m
Deal found 10/6![British Airways logo]()
$1,023
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:58 pm -
2 stops18h 32m
Tue 11/108:15 am -
3 stops41h 22m
Deal found 10/8![TAP AIR PORTUGAL logo]()
$962
Last-minute flights from Pennsylvania to LondonDiscover last-minute flight deals from Pennsylvania to London. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to London. Data last updated October 10, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:02 pm -
2 stops32h 58m
Fri 10/3012:35 pm -
2 stops29h 38m
Deal found 10/7![Multiple Airlines logo]()
$823
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/215:22 pm -
2 stops31h 58m
Thu 10/2911:00 am -
1 stop26h 30m
Deal found 10/5![Multiple Airlines logo]()
$817
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 10/233:26 pm -
1 stop13h 34m
Thu 10/2911:00 am -
1 stop26h 30m
Deal found 10/5![Multiple Airlines logo]()
$821
This Booking.com deal was found by Cheapflights users on 10/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop9h 45m
Sun 11/158:25 am -
1 stop12h 45m
Deal found 10/9![Multiple Airlines logo]()
$816
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:36 pm -
1 stop33h 19m
Wed 11/186:50 am -
2 stops15h 06m
Deal found 10/6![United Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:40 pm -
1 stop13h 20m
Wed 11/186:50 am -
2 stops15h 05m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:36 pm -
1 stop13h 24m
Wed 11/1811:05 am -
2 stops38h 57m
Deal found 10/7![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:21 am -
1 stop19h 29m
Wed 11/186:50 am -
2 stops36h 26m
Deal found 10/7![United Airlines logo]()
$735
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:40 pm -
1 stop9h 25m
Tue 12/18:05 am -
2 stops37h 05m
Deal found 10/6![Multiple Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:36 pm -
1 stop31h 19m
Mon 11/3011:05 am -
2 stops39h 17m
Deal found 10/7![United Airlines logo]()
$771
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:40 pm -
1 stop9h 25m
Wed 12/27:30 pm -
2 stops25h 40m
Deal found 10/8![Multiple Airlines logo]()
$824
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:40 pm -
1 stop9h 25m
Sat 12/128:05 am -
2 stops37h 05m
Deal found 10/8![Multiple Airlines logo]()
$819
One-way flights from Pennsylvania to LondonSearch for one-way flight options from Pennsylvania to London. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from Pennsylvania to London. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:40 pm -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$290
This KAYAK deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/291:37 pm -
1 stop15h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![British Airways logo]()
$301
This Ovago deal was found by Cheapflights users on 10/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/61:42 pm -
1 stop11h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![British Airways logo]()
$302
This Flighttix deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:07 am -
1 stop16h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![JetBlue logo]()
$312
This Expedia deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/69:15 pm -
Nonstop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Iberia logo]()
$315
This oojo deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:30 am -
1 stop19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![JetBlue logo]()
$316
This oojo deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:00 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![JetBlue logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:27 am -
1 stop16h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![JetBlue logo]()
$320
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![JetBlue logo]()
$320
This Cheapflightsfares deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/109:30 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![JetBlue logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/48:00 am -
1 stop17h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![JetBlue logo]()
$324
This British Airways deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/69:15 pm -
Nonstop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![British Airways logo]()
$325
Find flight deals from Pennsylvania to London
Keep the following information in mind while searching for Pennsylvania to London flight deals. Data was last updated October 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $724 (Expedia) |
One-way from | $290 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $973 |
Good round-trip deal | $784 or less |
Good one-way deal | $373 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from Pennsylvania to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LancasterLondon
LNS Lancaster - LHR London Heathrow
LNSLHR
Lancaster
Fri 11/27
6:05 am-6:40 am
2 stops19h 35m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
State CollegeLondon
SCE State College University Park - LHR London Heathrow
SCELHR
State College University Park
Sun 1/17
7:30 am-9:15 am
1 stop20h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Fri 1/8
6:00 am-8:55 pm
1 stop9h 55m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Tue 1/5
11:25 am-9:55 am
1 stop17h 30m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
State CollegeLondon
SCE State College University Park - LHR London Heathrow
SCELHR
State College University Park
Sun 1/17
6:35 am-6:20 am
2 stops18h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Mon 11/9
9:23 am-6:55 am
1 stop16h 32m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Wed 1/6
11:10 am-11:40 am
1 stop19h 30m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
ErieLondon
ERI Erie - LHR London Heathrow
ERILHR
Erie
Tue 11/3
12:52 pm-12:00 pm
1 stop18h 08m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
State CollegeLondon
SCE State College University Park - LHR London Heathrow
SCELHR
State College University Park
Mon 1/18
6:35 am-6:40 am
2 stops19h 05m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PittsburghLondon
PIT Pittsburgh - LHR London Heathrow
PITLHR
Pittsburgh
Thu 11/5
6:30 am-9:40 pm
1 stop10h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to London
Have a flexible travel schedule? Discover the best time to fly to London from Pennsylvania with our price prediction graph.
SCE-LHR
ABE-LHR
AVP-LHR
MDT-LHR
PHL-LGW
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 Pennsylvania to London
USPA-LON
SCE-LHR
ABE-LHR
AVP-LHR
MDT-LHR
What is the cheapest month to book a flight from Pennsylvania to London?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to London (average of $735). Flying from Pennsylvania to London in June is currently the most expensive (average of $1,402). 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 PA to LON?
Find hourly flight availability from Pennsylvania 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 October 10, 2026.
When flying from Pennsylvania to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Pennsylvania to London
Explore weekly flight availability from Pennsylvania 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 October 10, 2026.
The most flights from USPA to LON are scheduled on a Monday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Pennsylvania to London?
Airfare is below average for this route at the moment.
Pennsylvania to London flights typically cost between $856 and $1,132 in December.The cheapest round-trip price found within the last 5 days was $815 on Multiple Airlines (Dec 7-Dec 11).
How far ahead should I book a flight from Pennsylvania to London?
To ensure you get the cheapest price possible for a flight from Pennsylvania to London, you should look to book at least 22 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.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania to London. 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?
Book flights to London if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow
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 Pennsylvania to London
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Complete your trip
Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pennsylvania to London by cabin class
Find flights from Pennsylvania to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to London
Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 10, 2026.
Pennsylvania and London flights
Browse other Pennsylvania and London flight options. Last updated on October 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to London flights
Consider these flights traveling from Pennsylvania to London.
Top 10 airlines flying from Pennsylvania to London
Discover the top 10 airlines that operate flights from Pennsylvania 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 7,457,451 searches. Data last updated October 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$581 | Average$1,053 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$583 | Average$919 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$588 | Average$991 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$595 | Average$1,053 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$630 | Average$901 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$631 | Average$1,084 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$640 | Average$814 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$647 | Average$1,536 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$659 | Average$872 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$687 | Average$740 | FlexibilityNo cancel fee | On-time76% |