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Cheap flights from Washington, D.C. Dulles Intl Airport to Finland from $309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Finland departing on 8/11. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
$548Icelandair
Sun, May 10 - Thu, May 14
Icelandair Logo
8:30 pm - 2:00 pm
IAD
-
HEL
10h 30m
1 stop
Icelandair Logo
3:00 pm - 7:20 pm
HEL
-
IAD
11h 20m
1 stop
$574Icelandair
Sat, May 9 - Thu, May 14
Scandinavian Airlines Logo
8:20 pm - 3:20 pm
IAD
-
HEL
12h 00m
1 stop
Scandinavian Airlines Logo
6:10 am - 5:00 pm
HEL
-
IAD
17h 50m
1 stop
$656Scandinavian Airlines
Wed, Sep 9 - Mon, Sep 14
Scandinavian Airlines Logo
8:20 pm - 8:25 pm
IAD
-
HEL
17h 05m
1 stop
Scandinavian Airlines Logo
6:10 am - 5:00 pm
HEL
-
IAD
17h 50m
1 stop
$670Scandinavian Airlines
Wed, Sep 9 - Mon, Sep 14
Finnair Logo
10:25 pm - 8:20 am
IAD
-
RVN
26h 55m
2 stops
Finnair Logo
9:00 am - 8:20 pm
RVN
-
IAD
18h 20m
2 stops
$996Finnair
Wed, Oct 7 - Wed, Oct 14
Finnair Logo
5:00 pm - 12:35 am
IAD
-
RVN
24h 35m
2 stops
Finnair Logo
5:45 pm - 3:45 pm
RVN
-
IAD
29h 00m
2 stops
$1,015Finnair
Sun, May 10 - Tue, May 26
Turkish Airlines Logo
9:45 pm - 1:35 pm
IAD
-
OUL
32h 50m
2 stops
Turkish Airlines Logo
5:35 pm - 11:35 am
OUL
-
IAD
49h 00m
2 stops
$1,131Turkish Airlines
Sun, Aug 2 - Sat, Aug 15
Turkish Airlines Logo
1:20 pm - 1:35 pm
IAD
-
OUL
17h 15m
2 stops
Turkish Airlines Logo
7:55 am - 11:35 am
OUL
-
IAD
34h 40m
2 stops
$1,232Turkish Airlines
Thu, Jun 11 - Wed, Jun 17
Multiple Airlines Logo
3:45 pm - 1:25 am
IAD
-
OUL
26h 40m
3 stops
Multiple Airlines Logo
5:35 pm - 7:50 pm
OUL
-
IAD
33h 15m
2 stops
$1,268Multiple Airlines
Sun, Aug 2 - Sat, Aug 15
Multiple Airlines Logo
8:30 pm - 1:25 am
IAD
-
OUL
21h 55m
3 stops
Multiple Airlines Logo
7:55 am - 7:50 pm
OUL
-
IAD
42h 55m
2 stops
$1,383Multiple Airlines
Thu, Jun 11 - Wed, Jun 17

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Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Finland

Our best Scandinavian Airlines deals on Washington, D.C. Dulles Intl Airport to Finland flight tickets
Scandinavian Airlines
Sep 9
IAD8:20 pmWashington, D.C. Dulles Intl
12h 00m
1 stop
HEL3:20 pmHelsinki-Vantaa
Sep 14
HEL6:10 amHelsinki-Vantaa
17h 50m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$656
Scandinavian Airlines
Sep 9
IAD8:20 pmWashington, D.C. Dulles Intl
17h 05m
1 stop
HEL8:25 pmHelsinki-Vantaa
Sep 14
HEL6:10 amHelsinki-Vantaa
17h 50m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$670
Scandinavian Airlines
Sep 9
IAD8:20 pmWashington, D.C. Dulles Intl
17h 15m
2 stops
HEL8:35 pmHelsinki-Vantaa
Sep 14
HEL6:10 amHelsinki-Vantaa
17h 50m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
$677

United Airlines flights from Washington, D.C. Dulles Intl Airport to Finland

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Finland flight tickets
United Airlines
Oct 14
IAD12:58 pmWashington, D.C. Dulles Intl
17h 07m
2 stops
HEL1:05 pmHelsinki-Vantaa
Oct 20
HEL7:05 amHelsinki-Vantaa
19h 09m
2 stops
IAD7:14 pmWashington, D.C. Dulles Intl
$730
United Airlines
Oct 1
IAD10:08 amWashington, D.C. Dulles Intl
25h 47m
2 stops
HEL6:55 pmHelsinki-Vantaa
Oct 5
HEL6:55 amHelsinki-Vantaa
13h 40m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
$772
United Airlines
Sep 3
IAD10:20 pmWashington, D.C. Dulles Intl
13h 35m
1 stop
HEL6:55 pmHelsinki-Vantaa
Sep 10
HEL6:35 amHelsinki-Vantaa
19h 25m
2 stops
IAD7:00 pmWashington, D.C. Dulles Intl
$779

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Finland 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 April 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sun 5/10

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Thu 5/14

3:00 pm-7:20 pm

1 stop11h 20m

$548

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sat 5/9

8:30 pm-2:00 pm

1 stop10h 30m

Helsinki-Vantaa

Thu 5/14

3:00 pm-7:20 pm

1 stop11h 20m

$574

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 9/9

8:20 pm-3:20 pm

1 stop12h 00m

Helsinki-Vantaa

Mon 9/14

6:10 am-5:00 pm

1 stop17h 50m

$656

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 9/9

8:20 pm-8:25 pm

1 stop17h 05m

Helsinki-Vantaa

Mon 9/14

6:10 am-5:00 pm

1 stop17h 50m

$670

Washington, D.C.Rovaniemi

IAD - RVN

IADRVN

Washington, D.C. Dulles Intl

Wed 10/7

10:25 pm-8:20 am

2 stops26h 55m

Rovaniemi

Wed 10/14

9:00 am-8:20 pm

2 stops18h 20m

$996

Washington, D.C.Rovaniemi

IAD - RVN

IADRVN

Washington, D.C. Dulles Intl

Sun 5/10

5:00 pm-12:35 am

2 stops24h 35m

Rovaniemi

Tue 5/26

5:45 pm-3:45 pm

2 stops29h 00m

$1,015

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Sun 8/2

9:45 pm-1:35 pm

2 stops32h 50m

Oulu

Sat 8/15

5:35 pm-11:35 am

2 stops49h 00m

$1,131

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 6/11

1:20 pm-1:35 pm

2 stops17h 15m

Oulu

Wed 6/17

7:55 am-11:35 am

2 stops34h 40m

$1,232

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Sun 8/2

3:45 pm-1:25 am

3 stops26h 40m

Oulu

Sat 8/15

5:35 pm-7:50 pm

2 stops33h 15m

$1,268

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Thu 6/11

8:30 pm-1:25 am

3 stops21h 55m

Oulu

Wed 6/17

7:55 am-7:50 pm

2 stops42h 55m

$1,383

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Finland from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Finland

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

What is the cheapest month to fly to Finland?

If you don’t want to visit Finland in May, then you should wait until February to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $351.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Finland?

You are more likely to see cheaper flights to Finland from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Finland for around $625 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Finland from Washington, D.C. Dulles Intl Airport for as low as $436 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Finland flights?

You could potentially save up to 10% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Finland flight.

Cheap Washington, D.C. Dulles Intl Airport to Finland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Finland

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Finland takes 10h 30m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Finland. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Finland.
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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Finland

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Finland?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Finland refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Finland?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Finland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Finland.

  • What documentation or ID do you need to fly to Finland?

    The required travel and health documents for your Finland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Finland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Finland

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Finland with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $365Free CancellationRating
7.0
644 reviews
Search Icelandair flights
United AirlinesPriceFrom $462Free CancellationRating
7.4
9,671 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $467Free CancellationRating
7.4
1,761 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $486Free CancellationRating
6.8
7,956 reviews
Search Lufthansa flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Finland. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Finland with flexible booking policies on momondo?

Yes. All flights to Finland 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 Finland?

Once you have performed a search for Washington, D.C. to Finland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Finland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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