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Cheap flights from District of Columbia to Oulu from $743

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Oulu departing on 3/5. 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 District of Columbia to Oulu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
6:20 pm - 8:30 pm
IAD
-
OUL
19h 10m2 stops
Finnair Logo
5:00 pm - 4:35 pm
OUL
-
IAD
29h 35m2 stops
$743Finnair
Thu, Mar 5 - Tue, Mar 10
Multiple Airlines Logo
5:32 pm - 4:20 pm
DCA
-
OUL
15h 48m2 stops
Multiple Airlines Logo
9:05 am - 11:00 pm
OUL
-
DCA
19h 55m2 stops
$777Multiple Airlines
Thu, Mar 5 - Tue, Mar 10
British Airways Logo
9:45 pm - 1:05 am
IAD
-
OUL
20h 20m2 stops
British Airways Logo
5:35 am - 7:55 pm
OUL
-
IAD
21h 20m2 stops
$1,050British Airways
Fri, Jan 23 - Fri, Jan 30
Multiple Airlines Logo
7:40 pm - 4:20 pm
IAD
-
OUL
13h 40m2 stops
Multiple Airlines Logo
5:00 pm - 4:35 pm
OUL
-
IAD
29h 35m3 stops
$1,354Multiple Airlines
Thu, Mar 5 - Tue, Mar 10
Multiple Airlines Logo
9:45 am - 4:20 pm
IAD
-
OUL
23h 35m3 stops
Multiple Airlines Logo
8:40 pm - 10:00 pm
OUL
-
IAD
31h 20m3 stops
$1,363Multiple Airlines
Thu, Mar 5 - Tue, Mar 10

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 11, 2025.
Use the filters below to find and compare flights from District of Columbia to Oulu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 3/5

6:20 pm-8:30 pm

2 stops19h 10m

Oulu

Tue 3/10

5:00 pm-4:35 pm

2 stops29h 35m

$743

Washington, D.C.Oulu

DCA - OUL

DCAOUL

Washington, D.C. Reagan-National

Thu 3/5

5:32 pm-4:20 pm

2 stops15h 48m

Oulu

Tue 3/10

9:05 am-11:00 pm

2 stops19h 55m

$777

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Fri 1/23

9:45 pm-1:05 am

2 stops20h 20m

Oulu

Fri 1/30

5:35 am-7:55 pm

2 stops21h 20m

$1,050

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 3/5

7:40 pm-4:20 pm

2 stops13h 40m

Oulu

Tue 3/10

5:00 pm-4:35 pm

3 stops29h 35m

$1,354

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 3/5

9:45 am-4:20 pm

3 stops23h 35m

Oulu

Tue 3/10

8:40 pm-10:00 pm

3 stops31h 20m

$1,363

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 District of Columbia 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 District of Columbia to Oulu flights?

You could potentially save up to 38% on your flight if you consider stops on a District of Columbia to Oulu flight.

Cheap District of Columbia to Oulu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Oulu

Fastest flight time

15h 48m

Direct flights

None
The fastest flight from District of Columbia to Oulu takes 15h 48m
There are no direct flights from District of Columbia to Oulu. There are no popular flight routes from District of Columbia to Oulu.
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  • When did momondo last update prices for flights from District of Columbia to Oulu Airport?

    Prices for flights from District of Columbia to Oulu Airport are updated daily.

  • How old do you have to be to fly from District of Columbia to Oulu Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia 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.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Oulu?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Oulu. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Oulu with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Oulu from District of Columbia with this policy.

How can momondo help me find flights from District of Columbia to Oulu?

Once all potential District of Columbia to Oulu flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Oulu from District of Columbia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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