Find Cheap Flights from Costa Rica to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Costa Rica to Seattle

(Round-trip)
Depart: Wed Nov 8 2017 Return: Sun Nov 12 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SJO
12:00a
SEA
5:37a
29h 37m
2 stops
SEA
12:00a
SJO
3:55a
27h 55m
2 stops
Depart: Fri Oct 27 2017 Return: Wed Nov 1 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
SJO
12:00a
SEA
11:05a
35h 05m
2 stops
SEA
12:00a
SJO
9:14a
57h 14m
2 stops
Depart: Fri Mar 23 2018 Return: Tue Apr 3 2018 Trip spans 12 days
Aeromexico
Aeromexico
SJO
12:00a
SEA
6:14a
30h 14m
2 stops
SEA
12:00a
SJO
3:00p
15h 00m
2 stops
Depart: Tue Feb 6 2018 Return: Mon Feb 19 2018 Trip spans 14 days
Multiple Airlines
Multiple Airlines
SJO
12:00a
SEA
11:50p
23h 50m
1 stop
SEA
12:00a
SJO
5:00a
29h 00m
1 stop
Depart: Sat Dec 16 2017 Return: Sun Dec 31 2017 Trip spans 16 days
Aeromexico
Aeromexico
SJO
12:00a
SEA
4:10a
28h 10m
2 stops
SEA
12:00a
SJO
1:45p
13h 45m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

San Jose
$443
Destination

Seattle
$443