SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$603 USD
-25%$450 USD
Verified Dec 1, 2025 at 4:14 AMMarch 2026
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Fair Availability
21% of dates checked are available within 10% of the lowest price
Monday, March 16th, 2026
Outbound Flights
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13h 42m·1 stop
$535 USD
SEAMar 16 22:08
→CLTMar 17 06:05
AA 3141Airbus A321
4h 19m layover
CLTMar 17 10:24
→SJOMar 17 12:50
AA 323Boeing 737MAX 8 Passenger
10h 51m·1 stop
$749 USDSEAMar 16 07:21
→ORDMar 16 13:37
AA 885Boeing 737
1h 33m layover
ORDMar 16 15:10
→SJOMar 16 19:12
AA 375Boeing 737MAX 8 Passenger
12h 18m·2 stops
$749 USDSEAMar 16 22:08
→CLTMar 17 06:05
AA 3141Airbus A321
1h 9m layover
CLTMar 17 07:14
→MIAMar 17 09:32
AA 2191Boeing 737
48m layover
MIAMar 17 10:20
→SJOMar 17 11:26
AA 3333Boeing 737
20h 40m·2 stops
$749 USDSEAMar 16 11:45
→DFWMar 16 17:50
AA 767Airbus A321neo
1h 5m layover
DFWMar 16 18:55
→MIAMar 16 22:50
AA 2333Airbus A321
9h 36m layover·Overnight
MIAMar 17 08:26
→SJOMar 17 09:25
AA 369Boeing 737
20h 40m·2 stops
$749 USDSEAMar 16 11:45
→DFWMar 16 17:50
AA 767Airbus A321neo
3h 18m layover
DFWMar 16 21:08
→MIAMar 17 00:59
AA 1314Boeing 737
7h 27m layover
MIAMar 17 08:26
→SJOMar 17 09:25
AA 369Boeing 737
8h 58m·1 stop
$1,121 USDSEAMar 16 11:45
→DFWMar 16 17:50
AA 767Airbus A321neo
48m layover
DFWMar 16 18:38
→SJOMar 16 21:43
AA 1453Boeing 737
10h 9m·1 stop
$1,289 USDSEAMar 16 22:16
→MIAMar 17 07:00
AA 2142Airbus A321neo
1h 26m layover
MIAMar 17 08:26
→SJOMar 17 09:25
AA 369Boeing 737
12h 56m·1 stop
$1,289 USDSEAMar 16 23:59
→DFWMar 17 05:53
AA 3075Airbus A321
4h 49m layover
DFWMar 17 10:42
→SJOMar 17 13:55
AA 1053Boeing 737