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Cheap flights from the United States to Oulu from $728

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Oulu departing on 3/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Oulu

Recent round-trip flight deals from the United States to Oulu

Enter your travel dates to find the best prices.
Finnair Logo
9:35 pm - 1:05 am
BWI
-
OUL
21h 30m2 stops
Finnair Logo
5:00 pm - 7:45 pm
OUL
-
BWI
32h 45m2 stops
$728Finnair
Thu, Mar 19 - Tue, Mar 24
Finnair Logo
4:50 pm - 8:25 am
IAH
-
OUL
32h 35m2 stops
Finnair Logo
9:40 pm - 7:03 pm
OUL
-
IAH
28h 23m2 stops
$1,033Finnair
Fri, Mar 20 - Tue, Mar 24
British Airways Logo
9:35 pm - 4:20 pm
BOS
-
OUL
35h 45m2 stops
British Airways Logo
2:20 pm - 10:52 pm
OUL
-
BOS
15h 32m2 stops
$1,059British Airways
Sun, Feb 15 - Fri, Feb 20
Turkish Airlines Logo
1:20 pm - 1:35 pm
IAD
-
OUL
17h 15m2 stops
Turkish Airlines Logo
4:15 pm - 11:35 am
OUL
-
IAD
50h 20m2 stops
$1,060Turkish Airlines
Mon, Apr 27 - Fri, May 1
Turkish Airlines Logo
8:00 pm - 3:00 pm
BOS
-
OUL
36h 00m2 stops
Turkish Airlines Logo
3:25 pm - 6:05 pm
OUL
-
BOS
57h 40m2 stops
$1,064Turkish Airlines
Mon, Feb 9 - Fri, Feb 13
Finnair Logo
4:50 pm - 5:25 pm
IAH
-
OUL
17h 35m2 stops
Finnair Logo
9:40 pm - 7:03 pm
OUL
-
IAH
28h 23m2 stops
$1,093Finnair
Fri, Mar 20 - Tue, Mar 24
Turkish Airlines Logo
1:20 pm - 1:35 pm
IAD
-
OUL
17h 15m2 stops
Turkish Airlines Logo
7:55 am - 11:35 am
OUL
-
IAD
58h 40m2 stops
$1,109Turkish Airlines
Mon, Apr 27 - Fri, May 1
British Airways Logo
9:30 pm - 4:55 pm
BWI
-
OUL
36h 25m2 stops
British Airways Logo
5:40 am - 7:40 pm
OUL
-
BWI
21h 00m2 stops
$1,215British Airways
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
7:40 pm - 4:20 pm
BWI
-
OUL
13h 40m2 stops
Multiple Airlines Logo
5:35 am - 7:40 pm
OUL
-
BWI
20h 05m2 stops
$1,474Multiple Airlines
Wed, Mar 4 - Mon, Mar 9
Multiple Airlines Logo
6:00 am - 1:40 pm
BWI
-
OUL
25h 40m2 stops
Multiple Airlines Logo
5:35 am - 7:45 pm
OUL
-
BWI
20h 10m3 stops
$3,972Multiple Airlines
Thu, Mar 19 - Tue, Mar 24

Finnair flights from United States to Oulu

Our best Finnair deals on United States to Oulu flight tickets
Finnair
Mar 19
BWI9:35 pmBaltimore/Washington
21h 30m
2 stops
OUL1:05 amOulu
Mar 24
OUL5:00 pmOulu
32h 45m
2 stops
BWI7:45 pmBaltimore/Washington
$728
Find similar
Finnair
Mar 20
IAH4:50 pmHouston George Bush Intcntl
32h 35m
2 stops
OUL8:25 amOulu
Mar 24
OUL9:40 pmOulu
28h 23m
2 stops
IAH7:03 pmHouston George Bush Intcntl
$1,033
Find similar
Finnair
Mar 20
IAH4:50 pmHouston George Bush Intcntl
17h 35m
2 stops
OUL5:25 pmOulu
Mar 24
OUL9:40 pmOulu
28h 23m
2 stops
IAH7:03 pmHouston George Bush Intcntl
$1,093
Find similar

British Airways flights from United States to Oulu

Our best British Airways deals on United States to Oulu flight tickets
British Airways
Feb 15
BOS9:35 pmBoston Logan Intl
35h 45m
2 stops
OUL4:20 pmOulu
Feb 20
OUL2:20 pmOulu
15h 32m
2 stops
BOS10:52 pmBoston Logan Intl
$1,059
Find similar
British Airways
Apr 27
BWI9:30 pmBaltimore/Washington
36h 25m
2 stops
OUL4:55 pmOulu
May 1
OUL5:40 amOulu
21h 00m
2 stops
BWI7:40 pmBaltimore/Washington
$1,215
Find similar
British Airways
Feb 8
SEA6:50 pmSeattle/Tacoma Intl
35h 30m
2 stops
OUL4:20 pmOulu
Feb 12
OUL2:20 pmOulu
36h 35m
2 stops
SEA4:55 pmSeattle/Tacoma Intl
$1,318
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Oulu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from the United States to Oulu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Thu 3/19

9:35 pm-1:05 am

2 stops21h 30m

Oulu

Tue 3/24

5:00 pm-7:45 pm

2 stops32h 45m

$728

HoustonOulu

IAH - OUL

IAHOUL

Houston George Bush Intcntl

Fri 3/20

4:50 pm-8:25 am

2 stops32h 35m

Oulu

Tue 3/24

9:40 pm-7:03 pm

2 stops28h 23m

$1,033

BostonOulu

BOS - OUL

BOSOUL

Boston Logan Intl

Sun 2/15

9:35 pm-4:20 pm

2 stops35h 45m

Oulu

Fri 2/20

2:20 pm-10:52 pm

2 stops15h 32m

$1,059

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Mon 4/27

1:20 pm-1:35 pm

2 stops17h 15m

Oulu

Fri 5/1

4:15 pm-11:35 am

2 stops50h 20m

$1,060

BostonOulu

BOS - OUL

BOSOUL

Boston Logan Intl

Mon 2/9

8:00 pm-3:00 pm

2 stops36h 00m

Oulu

Fri 2/13

3:25 pm-6:05 pm

2 stops57h 40m

$1,064

HoustonOulu

IAH - OUL

IAHOUL

Houston George Bush Intcntl

Fri 3/20

4:50 pm-5:25 pm

2 stops17h 35m

Oulu

Tue 3/24

9:40 pm-7:03 pm

2 stops28h 23m

$1,093

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Mon 4/27

1:20 pm-1:35 pm

2 stops17h 15m

Oulu

Fri 5/1

7:55 am-11:35 am

2 stops58h 40m

$1,109

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Mon 4/27

9:30 pm-4:55 pm

2 stops36h 25m

Oulu

Fri 5/1

5:40 am-7:40 pm

2 stops21h 00m

$1,215

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 3/4

7:40 pm-4:20 pm

2 stops13h 40m

Oulu

Mon 3/9

5:35 am-7:40 pm

2 stops20h 05m

$1,474

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Thu 3/19

6:00 am-1:40 pm

2 stops25h 40m

Oulu

Tue 3/24

5:35 am-7:45 pm

3 stops20h 10m

$3,972

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Oulu from

How to get the cheapest flight ticket from United States to Oulu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on United States to Oulu flights?

You could potentially save up to 25% on your flight if you consider stops on a United States to Oulu flight.

Cheap United States to Oulu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Oulu

Fastest flight time

14h 55m

Direct flights

None
The fastest flight from United States to Oulu takes 14h 55m
There are no direct flights from United States to Oulu. There are no popular flight routes from United States to Oulu.
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  • When did momondo last update prices for flights from United States to Oulu Airport?

    Prices for flights from United States to Oulu Airport refresh daily.

  • How old do you have to be to fly from United States to Oulu Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Oulu Airport.

  • What documentation or ID do you need to fly to Oulu Airport?

    The necessary travel and health documents for your Oulu Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Oulu

Compare and see reviews for airlines that fly from United States to Oulu with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom $688Free CancellationRating
7.6
1,339 reviews
Search Finnair flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Oulu?

Finding the right flight to Oulu from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oulu quick and easy, saving you time and money.

Can I find flights from United States to Oulu with flexible booking policies on momondo?

Yes. All flights to Oulu from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Oulu?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Oulu.

I’m not ready to book a flight from United States to Oulu right now. Can momondo alert me if prices change?

If you are not ready to book a flight from United States to Oulu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oulu and let you know when they change.

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