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฿2,923+ Cheap flights from Philadelphia

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — BKK
11 Feb — 18 Feb1
1 adult

What to know about flights from Philadelphia

Discover essential information about flights departing from Philadelphia, including flight schedules, destinations, airlines operating at the Philadelphia airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 6 February 2025.

Good round-trip deal

฿8,461 or less

Good one-way deal

฿1,948 or less
Price to beat on a round-trip flight from Philadelphia.
Price to beat on a one-way flight from Philadelphia.

Find flights from Philadelphia

Cheapest flights from Philadelphia
Explore the most affordable flight options available from Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 6 February 2025.

Thu 6/307:05PHL - SEA
1 stop10h 13mเดลต้า
Mon 24/300:49SEA - PHL
1 stop6h 52mเดลต้า
Deal found 4/2฿10,649
Thu 12/612:05PHL - SEA
1 stop13h 45mซันคันทรี่แอร์ไลน์
Sun 15/623:59SEA - PHL
1 stop8h 11mซันคันทรี่แอร์ไลน์
Deal found 5/2฿11,422
Sat 26/406:50PHL - SEA
1 stop10h 47mUnited Airlines
Tue 29/408:50SEA - PHL
2 stops9h 49mUnited Airlines
Deal found 5/2฿11,455
Thu 10/417:46PHL - SEA
Nonstop6h 10mอลาสกาแอร์ไลน์
Thu 17/421:54SEA - PHL
Nonstop5h 06mอลาสกาแอร์ไลน์
Deal found 5/2฿11,657
Tue 22/414:40PHL - SEA
2 stops11h 45mเซาท์เวสต์แอร์ไลน์
Thu 1/505:35SEA - PHL
1 stop9h 35mเซาท์เวสต์แอร์ไลน์
Deal found 6/2฿12,900
Tue 25/318:48PHL - SEA
Nonstop6h 17mAmerican Airlines
Thu 27/300:59SEA - PHL
1 stop8h 56mAmerican Airlines
Deal found 5/2฿17,267
Sat 29/321:00PHL - BKK
1 stop23h 20mQatar Airways
Wed 9/408:40BKK - PHL
1 stop35h 50mQatar Airways
Deal found 5/2฿36,918
Wed 26/306:00PHL - BKK
2 stops28h 30mเดลต้า
Thu 3/409:50BKK - PHL
2 stops25h 58mเดลต้า
Deal found 5/2฿37,153
Thu 24/406:15PHL - BKK
2 stops36h 10mANA
Sat 3/521:35BKK - PHL
2 stops27h 30mANA
Deal found 5/2฿37,254
Tue 25/213:00PHL - BKK
2 stops28h 10mUnited Airlines
Thu 13/307:10BKK - PHL
2 stops27h 06mUnited Airlines
Deal found 5/2฿37,422
Sat 22/312:00PHL - CNX
2 stops39h 05mเดลต้า
Wed 26/315:20CNX - PHL
2 stops42h 33mเดลต้า
Deal found 5/2฿37,624
Thu 20/217:15PHL - BKK
2 stops30h 50mMultiple Airlines
Tue 4/318:35BKK - PHL
3 stops46h 36mMultiple Airlines
Deal found 4/2฿37,691

Find flights from Philadelphia within your budget

Find flights departing from Philadelphia that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 6 February 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Any airport

Route

Depart

Return

Price

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Thu 6/3

07:05-14:18

1 stop10h 13m

Seattle/Tacoma Intl

Mon 24/3

00:49-10:41

1 stop6h 52m

฿10,649

PhiladelphiaSeattle

PHL