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Cheap flights from Chicago (CHI) to Oulu (OUL)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)

How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)
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How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)
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How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)
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Cheap flights from Chicago to Oulu in November , December 2025

29 Nov - 06 Dec $ 779.00
CHI
Chicago
Icelandair
2 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
2 STOPS
CHI
Chicago
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29 Nov - 05 Dec $ 789.00
CHI
Chicago
Icelandair
2 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
2 STOPS
CHI
Chicago
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29 Nov - 04 Dec $ 794.00
CHI
Chicago
Icelandair
2 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
2 STOPS
CHI
Chicago
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Last minute flights from Chicago to Oulu

24 Nov - 01 Dec $ 1,439.00
CHI
Chicago
LOT Polish Airlines
3 STOPS
OUL
Oulu
OUL
Oulu
LOT Polish Airlines
3 STOPS
CHI
Chicago
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24 Nov - 01 Dec $ 1,466.00
CHI
Chicago
LOT Polish Airlines
3 STOPS
OUL
Oulu
OUL
Oulu
LOT Polish Airlines
3 STOPS
CHI
Chicago
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24 Nov - 01 Dec $ 1,525.00
CHI
Chicago
Aer Lingus
3 STOPS
OUL
Oulu
OUL
Oulu
Aer Lingus
2 STOPS
CHI
Chicago
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One-way flights to Oulu from Chicago

8:25 PM - 12:15 AM
Finnair
3 Stops
21h
CHI - OUL
$ 442
Kiwi
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6:30 PM - 11:55 PM
Finnair
3 Stops
22h 35m
CHI - OUL
$ 462
Kiwi
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6:30 PM - 3:15 PM
Finnair
2 Stops
13h 50m
CHI - OUL
$ 1,348
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)

Related info for your journey
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How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Oulu (OUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.