Welcome | Sign out

Cheap Flights from Seattle to San Jose, Costa Rica - SEA to SJO

Did You Know?

United Airlines has 490 connecting flights between Seattle, WA and San Jose.
There are 6562 flights from Seattle, WA to San Jose per week.
435,399 seats are available per week to fly from Seattle, WA to San Jose.
You must make at least one connection to fly from Seattle, WA to San Jose.

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
United, Delta, US Airways, Alaska, Frontier, AirTran, American
$331
United, Alaska, American, Sun Country, Frontier, Virgin America, Delta, US Airways
$273
Delta, Alaska, US Airways, American, Sun Country, United, Frontier, AirTran, Virgin America
$273
AirTran, Virgin America, Frontier, US Airways, American, Alaska, United, Sun Country, JetBlue
$322
Virgin America, American, Delta, United, Alaska, US Airways, Hawaiian, Frontier
$194
United, Sun Country, US Airways, American, Delta, Alaska
$397
United, Alaska, Delta, US Airways, Sun Country, JetBlue, Frontier, Virgin America, AirTran, American
$269
US Airways, United, Frontier, Delta, Alaska, American, JetBlue, Virgin America
$182

Cheap Domestic Flights to San Jose - SJO

Flights
Airline
Lowest Price
United, Delta, Alaska, American, US Airways, Spirit, Frontier, AirTran
$331
JetBlue, United, Alaska, US Airways, American, Spirit, Frontier, Virgin America, AirTran
$306
Delta, Alaska, US Airways, United, American, Frontier, Virgin America, Spirit
$265
American, United, Frontier, Delta, Alaska, Virgin America, Spirit, US Airways
$213

Cheap International Flights from Seattle - SEA

Flights
Airline
Lowest Price
Avianca TACA, Copa, Frontier, JetBlue, American, US Airways, Delta, United, Air Canada
$535
Avianca, Copa, American, Avianca TACA, United, Delta
$637
Delta, Avianca TACA, Avianca, Copa, United, American
$701
Icelandair, Korean, Air Europa, Iberia, Condor, Delta, LOT, Swiss, Turkish, New Zealand, US Airways, KLM, Austrian, Lufthansa, Air France, Air Berlin, American, United, Air Canada, British Airways, Finnair, Brussels, Alitalia, Virgin Atlantic, Tap Portugal
$1057

Cheap International Flights to San Jose - SJO

Flights
Airline
Lowest Price
Air Canada, United, Delta, US Airways, American, Frontier
$530
Delta, Air Canada, Avianca LACSA, US Airways, American, United, Avianca, Avianca TACA
CAD766
Air Canada, Delta, United, American
CAD776
American, Delta
$787
American, US Airways, Delta, United
$778
United, Delta, Air Canada, American, WestJet, Avianca LACSA, Avianca TACA, US Airways
CAD803
Air Canada, United, Delta, American, JetBlue, Frontier, US Airways
$518
LOT, Brussels, Finnair, Austrian, Swiss, KLM, Turkish, Virgin Atlantic, US Airways, Air Transat, British Airways, Air Canada, Icelandair, American, Korean, Iberia, Lufthansa, Condor, Air France, United, Delta
CAD723
United, American, Avianca, Avianca TACA, Delta, Avianca LACSA, Air Canada
CAD859
Air Canada, United, Delta, American, WestJet
CAD776
Delta, American, United
$757
Avianca TACA, Avianca LACSA, United, Delta, American, Avianca
CAD764
Air Canada, WestJet, Alaska, United, Delta, American, US Airways, Cathay
CAD548
Cheap Flights from Seattle to San Jose, Costa Rica, from $550 Round trip from SEA to SJO