When did momondo last update prices for flights from Washington, D.C. to Oulu Airport?

Prices for flights from Washington, D.C. to Oulu Airport were last updated today.

How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Oulu Airport.

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

The travel and health documents required for your trip to Oulu Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oulu Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$959 Cheap Flights from Washington, D.C. to Oulu in 2026

Find the cheapest flights from Washington, D.C. to Oulu

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:23 pm - 11:50 pm

DCA

OUL

22h 27m

2 stops

7:40 am - 11:10 pm

OUL

DCA

22h 30m

2 stops

$959Finnair

Wed, Sep 9 - Wed, Sep 16

10:25 pm - 1:00 am

IAD

OUL

19h 35m

2 stops

5:40 am - 8:20 pm

OUL

IAD

21h 40m

2 stops

$1,073Finnair

Wed, Sep 9 - Wed, Sep 16

9:55 pm - 6:55 am

IAD

OUL

26h 00m

2 stops

10:40 pm - 3:40 pm

OUL

IAD

48h 00m

2 stops

$1,109Finnair

Wed, Dec 2 - Sun, Dec 6

9:55 pm - 6:55 am

IAD

OUL

26h 00m

2 stops

10:40 pm - 3:40 pm

OUL

IAD

48h 00m

2 stops

$1,114Finnair

Wed, Dec 2 - Sun, Dec 6

7:25 pm - 5:55 pm

BWI

OUL

15h 30m

2 stops

10:50 am - 9:29 pm

OUL

BWI

17h 39m

2 stops

$1,218Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

2:54 pm - 7:15 am

BWI

OUL

33h 21m

3 stops

7:55 am - 1:05 pm

OUL

BWI

36h 10m

2 stops

$1,231Finnair

Wed, Sep 9 - Wed, Sep 16

8:35 pm - 4:05 pm

BWI

OUL

36h 30m

2 stops

5:35 am - 6:45 pm

OUL

BWI

20h 10m

2 stops

$1,455British Airways

Mon, Jan 25 - Fri, Jan 29

8:35 pm - 4:05 pm

BWI

OUL

36h 30m

2 stops

5:35 am - 6:45 pm

OUL

BWI

20h 10m

2 stops

$1,460British Airways

Mon, Jan 25 - Fri, Jan 29

9:30 pm - 1:00 am

IAD

OUL

20h 30m

2 stops

5:40 am - 8:20 pm

OUL

IAD

21h 40m

2 stops

$1,490British Airways

Wed, Sep 9 - Wed, Sep 16

2:54 pm - 1:25 am

BWI

OUL

27h 31m

3 stops

2:15 pm - 5:41 pm

OUL

BWI

34h 26m

3 stops

$9,896Multiple Airlines

Wed, Sep 9 - Wed, Sep 16

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British Airways flights from Washington, D.C. to Oulu

Our best British Airways deals on Washington, D.C. to Oulu flight tickets

British Airways

Jan 25

BWI8:35 pmBaltimore/Washington

36h 30m

2 stops

OUL4:05 pmOulu

Jan 29

OUL5:35 amOulu

20h 10m

2 stops

BWI6:45 pmBaltimore/Washington

$1,455

British Airways

Jan 25

BWI8:35 pmBaltimore/Washington

36h 30m

2 stops

OUL4:05 pmOulu

Jan 29

OUL5:35 amOulu

20h 10m

2 stops

BWI6:45 pmBaltimore/Washington

$1,460

British Airways

Sep 9

IAD9:30 pmWashington, D.C. Dulles Intl

20h 30m

2 stops

OUL1:00 amOulu

Sep 16

OUL5:40 amOulu

21h 40m

2 stops

IAD8:20 pmWashington, D.C. Dulles Intl

$1,490

Finnair flights from Washington, D.C. to Oulu

Our best Finnair deals on Washington, D.C. to Oulu flight tickets

Finnair

Sep 9

DCA6:23 pmWashington, D.C. Reagan-National

22h 27m

2 stops

OUL11:50 pmOulu

Sep 16

OUL7:40 amOulu

22h 30m

2 stops

DCA11:10 pmWashington, D.C. Reagan-National

$959

Finnair

Sep 9

IAD10:25 pmWashington, D.C. Dulles Intl

19h 35m

2 stops

OUL1:00 amOulu

Sep 16

OUL5:40 amOulu

21h 40m

2 stops

IAD8:20 pmWashington, D.C. Dulles Intl

$1,073

Finnair

Dec 2

IAD9:55 pmWashington, D.C. Dulles Intl

26h 00m

2 stops

OUL6:55 amOulu

Dec 6

OUL10:40 pmOulu

48h 00m

2 stops

IAD3:40 pmWashington, D.C. Dulles Intl

$1,109

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Oulu

DCA - OUL

DCAOUL

Washington, D.C. Reagan-National

Wed 9/9

6:23 pm-11:50 pm

2 stops22h 27m

Oulu

Wed 9/16

7:40 am-11:10 pm

2 stops22h 30m

$959

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Wed 9/9

10:25 pm-1:00 am

2 stops19h 35m

Oulu

Wed 9/16

5:40 am-8:20 pm

2 stops21h 40m

$1,073

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Wed 12/2

9:55 pm-6:55 am

2 stops26h 00m

Oulu

Sun 12/6

10:40 pm-3:40 pm

2 stops48h 00m

$1,109

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Wed 12/2

9:55 pm-6:55 am

2 stops26h 00m

Oulu

Sun 12/6

10:40 pm-3:40 pm

2 stops48h 00m

$1,114

Quickest round-trip

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 9/9

7:25 pm-5:55 pm

2 stops15h 30m

Oulu

Wed 9/16

10:50 am-9:29 pm

2 stops17h 39m

$1,218

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 9/9

2:54 pm-7:15 am

3 stops33h 21m

Oulu

Wed 9/16

7:55 am-1:05 pm

2 stops36h 10m

$1,231

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Mon 1/25

8:35 pm-4:05 pm

2 stops36h 30m

Oulu

Fri 1/29

5:35 am-6:45 pm

2 stops20h 10m

$1,455

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Mon 1/25

8:35 pm-4:05 pm

2 stops36h 30m

Oulu

Fri 1/29

5:35 am-6:45 pm

2 stops20h 10m

$1,460

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Wed 9/9

9:30 pm-1:00 am

2 stops20h 30m

Oulu

Wed 9/16

5:40 am-8:20 pm

2 stops21h 40m

$1,490

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Wed 9/9

2:54 pm-1:25 am

3 stops27h 31m

Oulu

Wed 9/16

2:15 pm-5:41 pm

3 stops34h 26m

$9,896

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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

How long does it take to fly to Oulu?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in Oulu you fly into. For example, flying from Baltimore to Oulu takes 23h 10m on average. On the other hand, flying from Washington, D.C. to Oulu takes 24h 13m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When to book flights from Washington, D.C. to Oulu

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Oulu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Oulu (WAS to OUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Oulu

Fastest flight time	22h 27m
Direct flights	None

The fastest flight from Washington, D.C. to Oulu takes 22h 27m

There are no direct flights from Washington, D.C. to Oulu. There are no popular flight routes from Washington, D.C. to Oulu.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Oulu

How far is Washington, D.C. to Oulu by plane?
Oulu is 4151.3 mi away from Washington, D.C.. By plane, this route typically takes 22h 27m.
When did momondo last update prices for flights from Washington, D.C. to Oulu Airport?
Prices for flights from Washington, D.C. to Oulu Airport were last updated today.
How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Oulu Airport.
What documentation or ID do you need to fly to Oulu Airport?
The travel and health documents required for your trip to Oulu Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oulu Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Oulu?

Finding the right flight to Oulu from Washington, D.C. 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 Washington, D.C. to Oulu with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. 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 Washington, D.C. to Oulu.

I’m not ready to book a flight from Washington, D.C. to Oulu right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Oulu from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.