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$289+ Cheap flights from Baltimore (BWI) to Oulu (OUL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — OUL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Baltimore to Oulu

Cheapest flights from Baltimore to Oulu
Explore the most affordable flight options available from Baltimore to Oulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:35 pm
BWI
-
OUL
2 stops18h 25m
Multiple Airlines
Fri 11/67:35 am
OUL
-
BWI
2 stops22h 19m
Multiple Airlines
Deal found 1/26$674
This Finnair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:35 pm
BWI
-
OUL
2 stops18h 25m
Finnair
Sat 10/3110:40 pm
OUL
-
BWI
2 stops27h 05m
Finnair
Deal found 1/26$691
This Finnair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:35 pm
BWI
-
OUL
2 stops21h 30m
Finnair
Mon 3/235:55 pm
OUL
-
BWI
2 stops31h 50m
Finnair
Deal found 1/26$696
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:35 pm
BWI
-
OUL
2 stops21h 30m
British Airways
Tue 3/242:20 pm
OUL
-
BWI
2 stops35h 25m
British Airways
Deal found 1/27$716
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:35 pm
BWI
-
OUL
2 stops18h 00m
Multiple Airlines
Fri 10/307:35 am
OUL
-
BWI
2 stops20h 50m
Multiple Airlines
Deal found 1/27$861
This Booking.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:35 pm
BWI
-
OUL
2 stops36h 30m
Multiple Airlines
Fri 10/3010:40 pm
OUL
-
BWI
2 stops27h 05m
Multiple Airlines
Deal found 1/26$869
This Finnair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:30 pm
BWI
-
OUL
2 stops33h 05m
Finnair
Fri 5/16:35 pm
OUL
-
BWI
2 stops56h 10m
Finnair
Deal found 1/25$922
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:35 pm
BWI
-
OUL
2 stops17h 40m
Multiple Airlines
Thu 3/195:35 am
OUL
-
BWI
2 stops20h 10m
Multiple Airlines
Deal found 1/26$989
This Travelis deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:35 pm
BWI
-
OUL
2 stops27h 20m
Finnair
Sat 2/145:35 am
OUL
-
BWI
2 stops20h 10m
Finnair
Deal found 1/25$1,073
This British Airways deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:30 pm
BWI
-
OUL
2 stops20h 30m
British Airways
Fri 5/15:40 am
OUL
-
BWI
2 stops21h 00m
British Airways
Deal found 1/26$1,218
This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:40 pm
BWI
-
OUL
2 stops13h 40m
Multiple Airlines
Sat 2/146:05 pm
OUL
-
BWI
3 stops31h 35m
Multiple Airlines
Deal found 1/25$1,281

Find flight deals from Baltimore to Oulu

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Oulu (OUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Round-trip from

$696
(Finnair)

One-way from

$289
(Kiwi.com)
From Baltimore/Washington to Oulu
Search Deals
One-way flight from Baltimore/Washington to Oulu
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Baltimore to Oulu that are best for you.

Fly from

Baltimore

Fly to

Oulu

Route

Depart

Return

Price

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Tue 3/17

9:35 pm-1:05 am

2 stops21h 30m

Oulu

Tue 3/24

9:40 pm-7:45 pm

2 stops28h 05m

$696

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Tue 3/17

9:35 pm-1:05 am

2 stops21h 30m

Oulu

Mon 3/23

5:55 pm-7:45 pm

2 stops31h 50m

$696

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 3/18

9:35 pm-8:25 am

2 stops28h 50m

Oulu

Mon 3/23

5:55 pm-7:45 pm

2 stops31h 50m

$696

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Tue 3/17

9:35 pm-1:05 am

2 stops21h 30m

Oulu

Tue 3/24

2:20 pm-7:45 pm

2 stops35h 25m

$716

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Thu 3/12

9:35 pm-9:15 pm

2 stops17h 40m

Oulu

Thu 3/19

5:35 am-7:45 pm

2 stops20h 10m

$989

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Tue 2/10

8:35 pm-6:55 am

2 stops27h 20m

Oulu

Sat 2/14

5:35 am-6:45 pm

2 stops20h 10m

$1,073

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Tue 2/10

7:40 pm-4:20 pm

2 stops13h 40m

Oulu

Sat 2/14

6:05 pm-6:40 pm

3 stops31h 35m

$1,281

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 3/18

8:40 pm-1:05 am

3 stops22h 25m

Oulu

Mon 3/23

11:05 am-7:40 pm

2 stops14h 35m

$1,633

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 4/15

8:30 pm-7:15 am

2 stops27h 45m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Baltimore to Oulu

Have a flexible travel schedule? Discover the best time to fly to Oulu from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Oulu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to Oulu?

    There are many flights that can get you from Baltimore to Oulu in 21h 30m. Fly via Finnair or British Airways to get the fastest option. Airlines will cover a distance of 4125 mi.

  • Can I find deals for flights from Baltimore to Oulu that include hotel bookings?

    Yes. In addition to deals on Baltimore to Oulu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Oulu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Oulu.

  • Can I find deals for business class flights from Baltimore to Oulu?

    Yes. Cheapflights offers flight deals from Baltimore to Oulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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