
Keep the following information in mind while searching for Duluth to Costa Rica flight deals. Data was last updated October 30, 2026.
Round-trip from | $750 (United Airlines) |
|---|
Fly from
Fly to
Route
Depart
Return
DuluthLiberia
DLH Duluth Intl - LIR Liberia
DLHLIR
Duluth Intl
Sun 1/17
11:30 am-12:56 pm
1 stop25h 26m
Liberia
Thu 1/21
2:06 pm-11:28 pm
1 stop9h 22m
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Mon 2/22
3:09 pm-12:42 pm
2 stops21h 33m
San José Juan Santamaria Intl
Wed 3/3
11:28 pm-11:11 pm
2 stops23h 43m
DuluthSan José
DLH Duluth Intl - SJO San José Juan Santamaria Intl
DLHSJO
Duluth Intl
Tue 1/19
5:50 am-12:42 pm
2 stops30h 52m
San José Juan Santamaria Intl
Thu 1/21
1:55 pm-11:28 pm
2 stops33h 33m
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