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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 2026

29 Nov - 13 Dec $ 822.00
CHI
Chicago
SAS
2 STOPS
OUL
Oulu
OUL
Oulu
SAS
2 STOPS
CHI
Chicago
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30 Nov - 11 Dec $ 853.00
CHI
Chicago
SAS
2 STOPS
OUL
Oulu
OUL
Oulu
SAS
2 STOPS
CHI
Chicago
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30 Nov - 11 Dec $ 861.00
CHI
Chicago
SAS
2 STOPS
OUL
Oulu
OUL
Oulu
SAS
2 STOPS
CHI
Chicago
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Last minute flights from Chicago to Oulu

16 Nov - 01 Dec $ 1,017.00
CHI
Chicago
Icelandair
3 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
3 STOPS
CHI
Chicago
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16 Nov - 01 Dec $ 1,039.00
CHI
Chicago
Icelandair
3 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
3 STOPS
CHI
Chicago
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27 Nov - 01 Dec $ 1,052.00
CHI
Chicago
Icelandair
3 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
3 STOPS
CHI
Chicago
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One-way flights to Oulu from Chicago

6:30 PM - 11:55 PM
Finnair
3 Stops
22h 35m
CHI - OUL
$ 456
Kiwi
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6:30 PM - 8:50 PM
Finnair
3 Stops
19h 30m
CHI - OUL
$ 478
Kiwi
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8:10 PM - 11:55 PM
Finnair
3 Stops
20h 55m
CHI - OUL
$ 480
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.