Cheap flights from Seattle

View AU$106 flight on Sat, 25 Oct. 2025Opens in a new window

Popular airlines from Seattle

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Air Canada

    Air Canada

  • Frontier Airlines

    Frontier Airlines

  • 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 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Seattle

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
Sat, 25 Oct. - Sat, 1 Nov.
SEA
Seattle
SFO
San Francisco
AU$211 Return, found 1 hour ago
AU$211
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 25 Oct. from Seattle to San Francisco, returning Sat, 1 Nov., priced at AU$211 found 1 hour ago
Alaska Airlines
Sat, 25 Oct. - Sat, 1 Nov.
PAE
Seattle
SFO
San Francisco
AU$211 Return, found 1 hour ago
AU$211
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 25 Oct. from Seattle to San Francisco, returning Sat, 1 Nov., priced at AU$211 found 1 hour ago
Alaska Airlines
Sat, 11 Oct. - Sat, 18 Oct.
PAE
Seattle
SFO
San Francisco
AU$211 Return, found 4 days ago
AU$211
Return
found 4 days ago
Select Alaska Airlines flight, departing Sat, 11 Oct. from Seattle to San Francisco, returning Sat, 18 Oct., priced at AU$211 found 4 days ago
Delta
Sat, 11 Oct. - Sat, 18 Oct.
SEA
Seattle
SFO
San Francisco
AU$213 Return, found 4 days ago
AU$213
Return
found 4 days ago
Select Delta flight, departing Sat, 11 Oct. from Seattle to San Francisco, returning Sat, 18 Oct., priced at AU$213 found 4 days ago
Alaska Airlines
Wed, 8 Oct. - Wed, 15 Oct.
PAE
Seattle
SFO
San Francisco
AU$214 Return, found 6 days ago
AU$214
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 8 Oct. from Seattle to San Francisco, returning Wed, 15 Oct., priced at AU$214 found 6 days ago
Alaska Airlines
Sat, 25 Oct. - Sat, 1 Nov.
SEA
Seattle
SFO
San Francisco
AU$226 Return, found 1 hour ago
AU$226
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 25 Oct. from Seattle to San Francisco, returning Sat, 1 Nov., priced at AU$226 found 1 hour ago
Alaska Airlines
Sat, 25 Oct. - Sat, 1 Nov.
SEA
Seattle
SFO
San Francisco
AU$226 Return, found 1 hour ago
AU$226
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 25 Oct. from Seattle to San Francisco, returning Sat, 1 Nov., priced at AU$226 found 1 hour ago
Hawaiian Airlines
Sat, 13 Dec. - Thu, 25 Dec.
SEA
Seattle
SFO
San Francisco
AU$235 Return, found 1 day ago
AU$235
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, 13 Dec. from Seattle to San Francisco, returning Thu, 25 Dec., priced at AU$235 found 1 day ago
American Airlines
Fri, 5 Dec. - Sat, 6 Dec.
SEA
Seattle
LAX
Los Angeles
AU$274 Return, found 4 days ago
AU$274
Return
found 4 days ago
Select American Airlines flight, departing Fri, 5 Dec. from Seattle to Los Angeles, returning Sat, 6 Dec., priced at AU$274 found 4 days ago
United
Sat, 25 Oct. - Sat, 1 Nov.
SEA
Seattle
SFO
San Francisco
AU$318 Return, found 1 hour ago
AU$318
Return
found 1 hour ago
Select United flight, departing Sat, 25 Oct. from Seattle to San Francisco, returning Sat, 1 Nov., priced at AU$318 found 1 hour ago

Flights from Seattle: Essential Travel Information

Cheapest flight from Seattle
AU$211 (roundtrip)
Best airlines to fly from Seattle
Alaska Airlines, Delta, American Airlines, Hawaiian Airlines, United
Cheapest month to fly from Seattle
October
Seattle IATA code
SEA
Seattle Country/State
Washington
Airline ticket deals from Seattle
AU$211 - AU$318
*Available to Expedia members.