SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$282 USD
-42%$163 USD
Verified Dec 1, 2025 at 4:14 AMMarch 2026
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Limited Availability
12% of dates checked are available within 10% of the lowest price
Saturday, March 21st, 2026
Outbound Flights
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21h 2m·1 stop
$363 USD
SEAMar 21 13:44
→CLTMar 21 21:55
AA 2775Airbus A321
11h 25m layover·Overnight
CLTMar 22 09:20
→SJOMar 22 11:46
AA 323Boeing 737MAX 8 Passenger
12h 38m·1 stop
$519 USDSEAMar 21 22:08
→CLTMar 22 06:05
AA 3141Airbus A321
3h 15m layover
CLTMar 22 09:20
→SJOMar 22 11:46
AA 323Boeing 737MAX 8 Passenger
12h 33m·2 stops
$556 USDSEAMar 21 06:00
→CLTMar 21 14:07
AA 3068Airbus A321
35m layover
CLTMar 21 14:42
→MIAMar 21 16:57
AA 2151Boeing 737
1h 37m layover
MIAMar 21 18:34
→SJOMar 21 19:33
AA 2387Boeing 737
12h 15m·2 stops
$558 USDSEAMar 21 23:59
→DFWMar 22 05:53
AA 3075Airbus A321
1h 35m layover
DFWMar 22 07:28
→MIAMar 22 11:20
AA 1702Boeing 787
50m layover
MIAMar 22 12:10
→SJOMar 22 13:14
AA 313Boeing 737
15h 2m·2 stops
$558 USDSEAMar 21 19:24
→LAXMar 21 22:16
AA 6413Canadair RJ 700
1h 43m layover
LAXMar 21 23:59
→MIAMar 22 07:56
AA 2735Boeing 737MAX 8 Passenger
2h 24m layover
MIAMar 22 10:20
→SJOMar 22 11:26
AA 3333Boeing 737
12h 10m·1 stop
$705 USDSEAMar 21 22:16
→MIAMar 22 07:00
AA 2142Airbus A321neo
3h 20m layover
MIAMar 22 10:20
→SJOMar 22 11:26
AA 3333Boeing 737
10h 9m·1 stop
$786 USDSEAMar 21 22:16
→MIAMar 22 07:00
AA 2142Airbus A321neo
1h 26m layover
MIAMar 22 08:26
→SJOMar 22 09:25
AA 369Boeing 737
12h 56m·1 stop
$786 USDSEAMar 21 23:59
→DFWMar 22 05:53
AA 3075Airbus A321
4h 49m layover
DFWMar 22 10:42
→SJOMar 22 13:55
AA 1053Boeing 737
10h 51m·1 stop
$904 USDSEAMar 21 07:21
→ORDMar 21 13:37
AA 885Boeing 737
1h 33m layover
ORDMar 21 15:10
→SJOMar 21 19:12
AA 375Boeing 737MAX 8 Passenger