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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 June , July 2026

29 Jun - 14 Jul $ 1,406.00
CHI
Chicago
Icelandair
2 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
2 STOPS
CHI
Chicago
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28 Jun - 14 Jul $ 1,483.00
CHI
Chicago
Icelandair
2 STOPS
OUL
Oulu
OUL
Oulu
Icelandair
2 STOPS
CHI
Chicago
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28 Jun - 14 Jul $ 1,483.00
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

28 Jun - 01 Jul $ 1,722.00
CHI
Chicago
Air Canada
3 STOPS
OUL
Oulu
OUL
Oulu
Air Canada
3 STOPS
CHI
Chicago
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28 Jun - 01 Jul $ 1,733.00
CHI
Chicago
Air Canada
3 STOPS
OUL
Oulu
OUL
Oulu
Air Canada
3 STOPS
CHI
Chicago
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27 Jun - 01 Jul $ 1,808.00
CHI
Chicago
Air Canada
3 STOPS
OUL
Oulu
OUL
Oulu
Air Canada
3 STOPS
CHI
Chicago
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One-way flights to Oulu from Chicago

5:10 PM - 11:45 PM
airBaltic
3 Stops
24h 15m
CHI - OUL
$ 816
Kiwi
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9:30 PM - 11:45 PM
airBaltic
3 Stops
19h 55m
CHI - OUL
$ 818
Kiwi
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7:05 PM - 11:55 PM
Finnair
3 Stops
21h 55m
CHI - OUL
$ 854
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.