Flights to Kelso - Longview from Philadelphia - ￥15,540

View ￥15,540 flight on Fri, Aug 8, 2025Opens in a new window

Popular airlines from Philadelphia to Kelso - Longview

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Philadelphia to Kelso - Longview (ILG-PDX)

Prices were available within the past 7 days and start at ￥15,540 for one-way flights and ￥58,330 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥58,330 Roundtrip, found 2 days ago
￥58,330
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥58,330 found 2 days ago
American Airlines
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥59,780 Roundtrip, found 2 days ago
￥59,780
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥59,780 found 2 days ago
American Airlines
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥61,230 Roundtrip, found 2 days ago
￥61,230
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥61,230 found 2 days ago
American Airlines
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥69,350 Roundtrip, found 2 days ago
￥69,350
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥69,350 found 2 days ago
American Airlines
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥70,800 Roundtrip, found 2 days ago
￥70,800
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥70,800 found 2 days ago
United
Tue, Aug 19 - Sun, Aug 24
PHL
Philadelphia
PDX
Portland
￥75,850 Roundtrip, found 2 days ago
￥75,850
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 19 from Philadelphia to Portland, returning Sun, Aug 24, priced at ￥75,850 found 2 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Portland (PDX)

September is typically the cheapest month to fly

From ￥20,392 - ￥45,887 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.