Cheap flights from Kennewick

View AU$195 flight on Mon, 18 May 2026Opens in a new window

Popular airlines from Kennewick

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Aeromexico

  • British Airways

  • Korean Air

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Kennewick

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, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$320 Return, found 8 hours ago
AU$320
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$320 found 8 hours ago
Delta
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$320 Return, found 8 hours ago
AU$320
Return
found 8 hours ago
Select Delta flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$320 found 8 hours ago
Alaska Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$341 Return, found 8 hours ago
AU$341
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$341 found 8 hours ago
Delta
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$348 Return, found 8 hours ago
AU$348
Return
found 8 hours ago
Select Delta flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$348 found 8 hours ago
Alaska Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$362 Return, found 8 hours ago
AU$362
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$362 found 8 hours ago
Alaska Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$370 Return, found 8 hours ago
AU$370
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$370 found 8 hours ago
Alaska Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$376 Return, found 8 hours ago
AU$376
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$376 found 8 hours ago
Alaska Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$390 Return, found 8 hours ago
AU$390
Return
found 8 hours ago
Select Alaska Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$390 found 8 hours ago
American Airlines
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$538 Return, found 8 hours ago
AU$538
Return
found 8 hours ago
Select American Airlines flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$538 found 8 hours ago
United
Mon, 18 May - Tue, 2 June
PSC
Pasco
SEA
Seattle
AU$999 Return, found 8 hours ago
AU$999
Return
found 8 hours ago
Select United flight, departing Mon, 18 May from Pasco to Seattle, returning Tue, 2 June, priced at AU$999 found 8 hours ago

Explore a world of travel with Expedia

*Available to Expedia members.