Round-trip from | $819 (Gurufare) |
---|---|
One-way from | $408 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $1,108 |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaSeoul
PHL - GMP
PHLGMP
Philadelphia
Mon 9/8
9:15 pm-10:45 am
2 stops24h 30m
Seoul Gimpo Intl
Wed 9/24
7:55 am-10:13 pm
2 stops27h 18m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Wed 10/1
7:00 am-3:20 pm
1 stop19h 20m
Incheon Intl
Wed 10/29
7:30 pm-11:43 pm
1 stop17h 13m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Sun 9/28
6:29 pm-4:20 am
1 stop20h 51m
Incheon Intl
Fri 10/10
11:30 am-5:27 pm
1 stop18h 57m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Tue 10/14
5:00 am-3:30 pm
1 stop21h 30m
Incheon Intl
Tue 10/28
6:50 pm-11:09 pm
1 stop17h 19m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Mon 9/1
4:50 pm-4:05 pm
2 stops34h 15m
Incheon Intl
Thu 9/11
5:45 pm-9:54 am
2 stops29h 09m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Sat 8/16
3:20 pm-4:05 pm
2 stops59h 45m
Incheon Intl
Sun 8/24
4:05 pm-10:07 pm
2 stops43h 02m
PhiladelphiaSeoul
PHL - GMP
PHLGMP
Philadelphia
Wed 9/17
8:08 am-9:50 pm
2 stops24h 42m
Seoul Gimpo Intl
Wed 9/24
7:55 am-4:27 pm
2 stops21h 32m
PhiladelphiaSeoul
PHL - GMP
PHLGMP
Philadelphia
Tue 9/30
12:50 pm-11:05 am
2 stops33h 15m
Seoul Gimpo Intl
Tue 10/7
7:55 pm-2:16 pm
2 stops31h 21m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Sat 8/30
7:07 pm-9:35 pm
2 stops37h 28m
PhiladelphiaIncheon
PHL - ICN
PHLICN
Philadelphia
Sat 8/30
5:00 am-3:30 pm
1 stop21h 30m
To ensure you get the cheapest price possible for a flight from Philadelphia to Seoul, you should look to book at least 68 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.
Currently, February is the cheapest month in which you can book a flight from Philadelphia to Seoul (average of $1,000). Flying from Philadelphia to Seoul in December is currently the most expensive (average of $1,635). 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.
It’s optimal to fly from Philadelphia to Seoul in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.
In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.
If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Entertainment
Comfort
Food
Boarding
Crew
Overall
Reviews
Chris,Mar 2025
SEA - ICN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$601 | Average$1,178 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$795 | Average$1,093 | FlexibilityNo cancel fee | On-time67% | |
Cheapest$871 | Average$1,386 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$872 | Average$1,192 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$1,076 | Average$1,504 | FlexibilityNo cancel fee | On-time81% |