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
Friday, March 27th, 2026
Outbound Flights
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14h 3m·2 stops
$840 USD
SEAMar 27 18:22
→PHXMar 27 21:19
AA 4291Embraer 175
36m layover
PHXMar 27 21:55
→MIAMar 28 05:03
AA 1362Airbus A321neo
3h 23m layover
MIAMar 28 08:26
→SJOMar 28 09:25
AA 369Boeing 737
15h 13m·1 stop
$896 USDSEAMar 27 05:30
→DFWMar 27 11:27
AA 2748Airbus A321
7h 11m layover
DFWMar 27 18:38
→SJOMar 27 21:43
AA 1453Boeing 737
19h 55m·1 stop
$896 USDSEAMar 27 17:00
→DFWMar 27 22:54
AA 727Airbus A321
11h 48m layover·Overnight
DFWMar 28 10:42
→SJOMar 28 13:55
AA 1053Boeing 737
14h 43m·2 stops
$2,166 USDSEAMar 27 06:00
→LAXMar 27 09:06
AA 6420Canadair RJ 700
1h 24m layover
LAXMar 27 10:30
→DFWMar 27 15:42
AA 1687Airbus A321
2h 56m layover
DFWMar 27 18:38
→SJOMar 27 21:43
AA 1453Boeing 737
10h 9m·1 stop
$2,560 USDSEAMar 27 22:16
→MIAMar 28 07:00
AA 2142Airbus A321neo
1h 26m layover
MIAMar 28 08:26
→SJOMar 28 09:25
AA 369Boeing 737
12h 33m·2 stops
$2,691 USDSEAMar 27 06:00
→CLTMar 27 14:07
AA 3068Airbus A321
35m layover
CLTMar 27 14:42
→MIAMar 27 16:57
AA 2151Boeing 737
1h 37m layover
MIAMar 27 18:34
→SJOMar 27 19:33
AA 2387Boeing 737
8h 58m·1 stop
$2,864 USDSEAMar 27 11:45
→DFWMar 27 17:50
AA 767Airbus A321neo
48m layover
DFWMar 27 18:38
→SJOMar 27 21:43
AA 1453Boeing 737
11h 56m·1 stop
$2,947 USDSEAMar 27 00:59
→DFWMar 27 06:53
AA 1209Airbus A321neo
3h 49m layover
DFWMar 27 10:42
→SJOMar 27 13:55
AA 1053Boeing 737