Cheap flights from Kelso

View AU$89 flight on Tue, 10 Feb 2026Opens in a new window

Popular airlines from Kelso

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • Southwest Airlines

    Southwest Airlines

  • Air Canada

    Air Canada

  • Frontier Airlines

    Frontier Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Kelso

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 26 Jan - Mon, 2 Feb
PDX
Portland
SEA
Seattle
AU$149 Return, found 4 hours ago
AU$149
Return
found 4 hours ago
Select Alaska Airlines flight, departing Mon, 26 Jan from Portland to Seattle, returning Mon, 2 Feb, priced at AU$149 found 4 hours ago
Delta
Mon, 26 Jan - Mon, 2 Feb
PDX
Portland
SEA
Seattle
AU$150 Return, found 4 hours ago
AU$150
Return
found 4 hours ago
Select Delta flight, departing Mon, 26 Jan from Portland to Seattle, returning Mon, 2 Feb, priced at AU$150 found 4 hours ago
Alaska Airlines
Mon, 26 Jan - Mon, 2 Feb
PDX
Portland
SEA
Seattle
AU$179 Return, found 4 hours ago
AU$179
Return
found 4 hours ago
Select Alaska Airlines flight, departing Mon, 26 Jan from Portland to Seattle, returning Mon, 2 Feb, priced at AU$179 found 4 hours ago
Delta
Mon, 26 Jan - Mon, 2 Feb
PDX
Portland
SEA
Seattle
AU$208 Return, found 4 hours ago
AU$208
Return
found 4 hours ago
Select Delta flight, departing Mon, 26 Jan from Portland to Seattle, returning Mon, 2 Feb, priced at AU$208 found 4 hours ago
Delta
Sat, 24 Jan - Sat, 31 Jan
PDX
Portland
LAX
Los Angeles
AU$210 Return, found 2 days ago
AU$210
Return
found 2 days ago
Select Delta flight, departing Sat, 24 Jan from Portland to Los Angeles, returning Sat, 31 Jan, priced at AU$210 found 2 days ago
Delta
Tue, 20 Jan - Tue, 27 Jan
PDX
Portland
LAX
Los Angeles
AU$211 Return, found 6 days ago
AU$211
Return
found 6 days ago
Select Delta flight, departing Tue, 20 Jan from Portland to Los Angeles, returning Tue, 27 Jan, priced at AU$211 found 6 days ago
Alaska Airlines
Sat, 14 Feb - Wed, 18 Feb
PDX
Portland
SFO
San Francisco
AU$223 Return, found 4 days ago
AU$223
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 14 Feb from Portland to San Francisco, returning Wed, 18 Feb, priced at AU$223 found 4 days ago
Alaska Airlines
Sat, 14 Feb - Wed, 18 Feb
PDX
Portland
SFO
San Francisco
AU$238 Return, found 4 days ago
AU$238
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 14 Feb from Portland to San Francisco, returning Wed, 18 Feb, priced at AU$238 found 4 days ago
American Airlines
Sat, 24 Jan - Sat, 31 Jan
PDX
Portland
LAX
Los Angeles
AU$254 Return, found 2 days ago
AU$254
Return
found 2 days ago
Select American Airlines flight, departing Sat, 24 Jan from Portland to Los Angeles, returning Sat, 31 Jan, priced at AU$254 found 2 days ago
United
Fri, 23 Jan - Mon, 26 Jan
PDX
Portland
SFO
San Francisco
AU$358 Return, found 16 hours ago
AU$358
Return
found 16 hours ago
Select United flight, departing Fri, 23 Jan from Portland to San Francisco, returning Mon, 26 Jan, priced at AU$358 found 16 hours ago

Flights from Kelso: Essential Travel Information

Cheapest flight from Kelso
AU$149 (roundtrip)
Best airlines to fly from Kelso
Hawaiian Airlines, American Airlines, Alaska Airlines, Delta, United
Cheapest month to fly from Kelso
January
Kelso IATA code
PDX
Kelso Country/State
Washington
Airline ticket deals from Kelso
AU$149 - AU$358

Explore a world of travel with Expedia

*Available to Expedia members.