฿5,823+ Direct flights from Philadelphia
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 23/7. 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.
Direct flights from Philadelphia
Cheapest flights from PhiladelphiaExplore the most affordable flight options available from Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 29 June 2025.
Explore the most affordable flight options available from Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 29 June 2025.
Find direct flights from Philadelphia within your budget
Use the slider to find direct flights from Philadelphia within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches. This data was last updated on 29 June 2025.
Fly to
Route
Depart
Return
Price
PhiladelphiaSeattle
PHL - SEA
PHLSEA
Philadelphia
Tue 16/9
07:20-10:12
Nonstop5h 52m
Seattle/Tacoma Intl
Mon 22/9
21:45-06:00
Nonstop5h 15m
PhiladelphiaSeattle
PHL - SEA
PHLSEA
Philadelphia
Wed 23/7
06:45-09:42
Nonstop5h 57m
Seattle/Tacoma Intl
Tue 29/7
21:15-05:25
Nonstop5h 10m
PhiladelphiaSeattle
PHL - SEA
PHLSEA
Philadelphia
Wed 23/7
06:45-09:42
Nonstop5h 57m
PhiladelphiaSeattle
PHL - SEA
PHLSEA
Philadelphia
Sun 28/9
07:20-10:12
Nonstop5h 52m
Best time to book a flight from Philadelphia
Have a flexible travel schedule? Discover the best time to fly from Philadelphia with our price prediction graph.
Reviews of airlines flying direct to Philadelphia
Get insights into the airlines that provide direct flights from Philadelphia. 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 from Philadelphia. Reviews last updated Cheapflights.
Check out reviews from past customers who have flown Korean Air, ANA, andJapan Airlines from Philadelphia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Chris,Mar 2025
SEA - ICN