Cheap flights from Cosmopolis

View AU$113 flight on Thu, 26 Nov 2026Opens in a new window

Popular airlines from Cosmopolis

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • Air Canada

  • Frontier Airlines

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Cheapest flights from Cosmopolis

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.

Delta
Mon, 14 Sept - Mon, 21 Sept
SEA
Seattle
SAN
San Diego
AU$198 Return, found 6 days ago
AU$198
Return
found 6 days ago
Select Delta flight, departing Mon, 14 Sept from Seattle to San Diego, returning Mon, 21 Sept, priced at AU$198 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Sun, 6 Sept
SEA
Seattle
SAN
San Diego
AU$224 Return, found 3 hours ago
AU$224
Return
found 3 hours ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Seattle to San Diego, returning Sun, 6 Sept, priced at AU$224 found 3 hours ago
Delta
Sat, 5 Sept - Sun, 6 Sept
SEA
Seattle
SFO
San Francisco
AU$225 Return, found 3 days ago
AU$225
Return
found 3 days ago
Select Delta flight, departing Sat, 5 Sept from Seattle to San Francisco, returning Sun, 6 Sept, priced at AU$225 found 3 days ago
Delta
Sat, 19 Sept - Wed, 23 Sept
SEA
Seattle
SAN
San Diego
AU$239 Return, found 3 days ago
AU$239
Return
found 3 days ago
Select Delta flight, departing Sat, 19 Sept from Seattle to San Diego, returning Wed, 23 Sept, priced at AU$239 found 3 days ago
Alaska Airlines
Mon, 14 Sept - Mon, 21 Sept
SEA
Seattle
SAN
San Diego
AU$263 Return, found 6 days ago
AU$263
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 14 Sept from Seattle to San Diego, returning Mon, 21 Sept, priced at AU$263 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Sun, 6 Sept
SEA
Seattle
SAN
San Diego
AU$266 Return, found 3 hours ago
AU$266
Return
found 3 hours ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Seattle to San Diego, returning Sun, 6 Sept, priced at AU$266 found 3 hours ago
American Airlines
Wed, 16 Sept - Tue, 22 Sept
SEA
Seattle
SFO
San Francisco
AU$268 Return, found 4 days ago
AU$268
Return
found 4 days ago
Select American Airlines flight, departing Wed, 16 Sept from Seattle to San Francisco, returning Tue, 22 Sept, priced at AU$268 found 4 days ago
Alaska Airlines
Sat, 19 Sept - Tue, 22 Sept
PAE
Seattle
SFO
San Francisco
AU$272 Return, found 20 hours ago
AU$272
Return
found 20 hours ago
Select Alaska Airlines flight, departing Sat, 19 Sept from Seattle to San Francisco, returning Tue, 22 Sept, priced at AU$272 found 20 hours ago
United
Sat, 5 Sept - Sun, 6 Sept
SEA
Seattle
SFO
San Francisco
AU$340 Return, found 3 days ago
AU$340
Return
found 3 days ago
Select United flight, departing Sat, 5 Sept from Seattle to San Francisco, returning Sun, 6 Sept, priced at AU$340 found 3 days ago
Southwest Airlines
Wed, 2 Sept - Wed, 9 Sept
SEA
Seattle
PHX
Phoenix
AU$367 Return, found 5 days ago
AU$367
Return
found 5 days ago
Select Southwest Airlines flight, departing Wed, 2 Sept from Seattle to Phoenix, returning Wed, 9 Sept, priced at AU$367 found 5 days ago

Travel information

Flights from Cosmopolis: Essential Travel Information

Cheapest flight from Cosmopolis
AU$198 (roundtrip)
Best airlines to fly from Cosmopolis
Delta, American Airlines, Alaska Airlines, Southwest Airlines, United
Cheapest month to fly from Cosmopolis
September
Cosmopolis IATA code
SEA
Cosmopolis Country/State
Washington
Airline ticket deals from Cosmopolis
AU$198 - AU$367

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