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 Washington, D.C. to Oulu takes 17h 56m on average. On the other hand, flying from Baltimore to Oulu takes 26h 25m 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 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.

$925 Cheap Flights from Washington, D.C. to Oulu in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:35 pm - 1:05 am

BWI

OUL

21h 30m

2 stops

10:40 pm - 6:45 pm

OUL

BWI

27h 05m

2 stops

$925Finnair

Sat, Nov 7 - Fri, Nov 13

6:20 pm - 10:00 pm

IAD

OUL

20h 40m

2 stops

3:55 pm - 3:35 pm

OUL

IAD

30h 40m

2 stops

$925Finnair

Sat, Nov 7 - Fri, Nov 13

5:45 pm - 5:05 pm

DCA

OUL

16h 20m

2 stops

10:15 pm - 9:00 pm

OUL

DCA

29h 45m

2 stops

$950Finnair

Sat, Nov 7 - Fri, Nov 13

7:58 pm - 4:55 pm

DCA

OUL

13h 57m

2 stops

7:55 am - 11:31 pm

OUL

DCA

22h 36m

2 stops

$1,139Finnair

Thu, Jul 23 - Thu, Jul 30

7:30 am - 4:55 pm

BWI

OUL

26h 25m

2 stops

5:40 am - 7:40 pm

OUL

BWI

21h 00m

2 stops

$1,216Multiple Airlines

Fri, Jul 24 - Fri, Jul 31

7:40 pm - 1:25 am

IAD

OUL

22h 45m

3 stops

8:55 am - 11:45 am

OUL

IAD

33h 50m

2 stops

$1,217Multiple Airlines

Sat, Nov 7 - Fri, Nov 13

7:40 pm - 1:25 am

IAD

OUL

22h 45m

3 stops

5:00 am - 6:30 pm

OUL

IAD

20h 30m

3 stops

$1,253Multiple Airlines

Sat, Nov 7 - Fri, Nov 13

7:40 pm - 1:25 am

BWI

OUL

22h 45m

3 stops

5:00 am - 6:45 pm

OUL

BWI

20h 45m

2 stops

$1,264Multiple Airlines

Sat, Nov 7 - Fri, Nov 13

7:40 pm - 1:25 am

BWI

OUL

22h 45m

3 stops

5:00 am - 6:40 pm

OUL

BWI

20h 40m

3 stops

$1,278Multiple Airlines

Sat, Nov 7 - Fri, Nov 13

1:20 pm - 9:35 pm

IAD

OUL

49h 15m

2 stops

5:35 pm - 11:35 am

OUL

IAD

49h 00m

2 stops

$1,419Turkish Airlines

Thu, Jul 23 - Thu, Jul 30

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Finnair flights from Washington, D.C. to Oulu

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

Finnair

Nov 7

BWI8:35 pmBaltimore/Washington

21h 30m

2 stops

OUL1:05 amOulu

Nov 13

OUL10:40 pmOulu

27h 05m

2 stops

BWI6:45 pmBaltimore/Washington

$925

Finnair

Nov 7

DCA5:45 pmWashington, D.C. Reagan-National

16h 20m

2 stops

OUL5:05 pmOulu

Nov 13

OUL10:15 pmOulu

29h 45m

2 stops

DCA9:00 pmWashington, D.C. Reagan-National

$950

Finnair

Jul 23

DCA7:58 pmWashington, D.C. Reagan-National

13h 57m

2 stops

OUL4:55 pmOulu

Jul 30

OUL7:55 amOulu

22h 36m

2 stops

DCA11:31 pmWashington, D.C. Reagan-National

$1,139

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Sat 11/7

8:35 pm-1:05 am

2 stops21h 30m

Oulu

Fri 11/13

10:40 pm-6:45 pm

2 stops27h 05m

$925

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Sat 11/7

6:20 pm-10:00 pm

2 stops20h 40m

Oulu

Fri 11/13

3:55 pm-3:35 pm

2 stops30h 40m

$925

Washington, D.C.Oulu

DCA - OUL

DCAOUL

Washington, D.C. Reagan-National

Sat 11/7

5:45 pm-5:05 pm

2 stops16h 20m

Oulu

Fri 11/13

10:15 pm-9:00 pm

2 stops29h 45m

$950

Quickest round-trip

Washington, D.C.Oulu

DCA - OUL

DCAOUL

Washington, D.C. Reagan-National

Thu 7/23

7:58 pm-4:55 pm

2 stops13h 57m

Oulu

Thu 7/30

7:55 am-11:31 pm

2 stops22h 36m

$1,139

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Fri 7/24

7:30 am-4:55 pm

2 stops26h 25m

Oulu

Fri 7/31

5:40 am-7:40 pm

2 stops21h 00m

$1,216

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Sat 11/7

7:40 pm-1:25 am

3 stops22h 45m

Oulu

Fri 11/13

8:55 am-11:45 am

2 stops33h 50m

$1,217

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Sat 11/7

7:40 pm-1:25 am

3 stops22h 45m

Oulu

Fri 11/13

5:00 am-6:30 pm

3 stops20h 30m

$1,253

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Sat 11/7

7:40 pm-1:25 am

3 stops22h 45m

Oulu

Fri 11/13

5:00 am-6:45 pm

2 stops20h 45m

$1,264

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Sat 11/7

7:40 pm-1:25 am

3 stops22h 45m

Oulu

Fri 11/13

5:00 am-6:40 pm

3 stops20h 40m

$1,278

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 7/23

1:20 pm-9:35 pm

2 stops49h 15m

Oulu

Thu 7/30

5:35 pm-11:35 am

2 stops49h 00m

$1,419

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

Prices

Other information

Can stopping save me money on Washington, D.C. to Oulu flights?

You could potentially save up to 38% on your flight if you consider stops on a Washington, D.C. to Oulu flight.

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	13h 57m
Direct flights	None

The fastest flight from Washington, D.C. to Oulu takes 13h 57m

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 13h 57m.
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.