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Cheap flights from District of Columbia to Helsinki from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Helsinki departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Icelandair Logo
7:40 pm - 12:55 pmIAD-HEL
10h 15m1 stop
Icelandair Logo
1:55 pm - 6:30 pmHEL-IAD
11h 35m1 stop
$377Icelandair
Find Deal
Wed, Feb 11 - Wed, Feb 18
Icelandair Logo
7:40 pm - 12:55 pmIAD-HEL
10h 15m1 stop
Icelandair Logo
1:55 pm - 6:30 pmHEL-IAD
11h 35m1 stop
$378Icelandair
Find Deal
Tue, Nov 11 - Fri, Nov 21
Icelandair Logo
7:40 pm - 12:55 pmIAD-HEL
10h 15m1 stop
Icelandair Logo
1:55 pm - 6:30 pmHEL-IAD
11h 35m1 stop
$401Icelandair
Find Deal
Fri, Nov 28 - Mon, Dec 8
Scandinavian Airlines Logo
12:30 pm - 10:40 amIAD-HEL
15h 10m2 stops
Scandinavian Airlines Logo
7:00 am - 3:20 pmHEL-IAD
39h 20m2 stops
$410Scandinavian Airlines
Find Deal
Mon, Jan 12 - Sun, Jan 18
Scandinavian Airlines Logo
8:30 pm - 3:25 pmIAD-HEL
11h 55m1 stop
Scandinavian Airlines Logo
7:00 am - 5:15 pmHEL-IAD
41h 15m2 stops
$424Scandinavian Airlines
Find Deal
Sat, Jan 17 - Sun, Feb 1
American Airlines Logo
6:35 am - 10:45 amIAD-HEL
21h 10m1 stop
American Airlines Logo
4:50 pm - 10:20 amHEL-IAD
24h 30m2 stops
$471American Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Finnair Logo
5:49 pm - 1:55 pmDCA-HEL
13h 06m1 stop
Finnair Logo
4:50 pm - 10:39 pmHEL-DCA
12h 49m1 stop
$478Finnair
Find Deal
Sat, Jan 17 - Sun, Feb 1
American Airlines Logo
7:06 pm - 1:55 pmDCA-HEL
12h 49m1 stop
American Airlines Logo
12:30 pm - 11:00 pmHEL-DCA
17h 30m1 stop
$480American Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 12
Multiple Airlines Logo
9:25 pm - 10:35 pmIAD-HEL
18h 10m1 stop
Multiple Airlines Logo
6:20 pm - 4:05 pmHEL-IAD
28h 45m1 stop
$488Multiple Airlines
Find Deal
Sun, Nov 2 - Wed, Nov 12
Multiple Airlines Logo
6:59 am - 6:50 pmDCA-HEL
28h 51m2 stops
Multiple Airlines Logo
1:55 pm - 8:55 amHEL-DCA
26h 00m2 stops
$501Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10

American Airlines flights from District of Columbia to Helsinki

Our best American Airlines deals on District of Columbia to Helsinki flight tickets
American Airlines
Dec 1
IAD6:35 amWashington, D.C. Dulles Intl
21h 10m
1 stop
HEL10:45 amHelsinki-Vantaa
Dec 8
HEL4:50 pmHelsinki-Vantaa
24h 30m
2 stops
IAD10:20 amWashington, D.C. Dulles Intl
$471
Find similar
American Airlines
Oct 30
DCA7:06 pmWashington, D.C. Reagan-National
12h 49m
1 stop
HEL1:55 pmHelsinki-Vantaa
Nov 12
HEL12:30 pmHelsinki-Vantaa
17h 30m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
$480
Find similar
American Airlines
Jan 1
IAD6:05 amWashington, D.C. Dulles Intl
21h 40m
1 stop
HEL10:45 amHelsinki-Vantaa
Jan 22
HEL12:30 pmHelsinki-Vantaa
16h 48m
1 stop
IAD10:18 pmWashington, D.C. Dulles Intl
$482
Find similar

Scandinavian Airlines flights from District of Columbia to Helsinki

Our best Scandinavian Airlines deals on District of Columbia to Helsinki flight tickets
Scandinavian Airlines
Jan 12
IAD12:30 pmWashington, D.C. Dulles Intl
15h 10m
2 stops
HEL10:40 amHelsinki-Vantaa
Jan 18
HEL7:00 amHelsinki-Vantaa
39h 20m
2 stops
IAD3:20 pmWashington, D.C. Dulles Intl
$410
Find similar
Scandinavian Airlines
Jan 17
IAD8:30 pmWashington, D.C. Dulles Intl
11h 55m
1 stop
HEL3:25 pmHelsinki-Vantaa
Feb 1
HEL7:00 amHelsinki-Vantaa
41h 15m
2 stops
IAD5:15 pmWashington, D.C. Dulles Intl
$424
Find similar
Scandinavian Airlines
Feb 7
IAD12:30 pmWashington, D.C. Dulles Intl
19h 55m
2 stops
HEL3:25 pmHelsinki-Vantaa
Feb 15
HEL9:00 pmHelsinki-Vantaa
27h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
$430
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Helsinki 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 September 22, 2025.
Use the filters below to find and compare flights from District of Columbia to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Wed 2/11

7:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Wed 2/18

1:55 pm-6:30 pm

1 stop11h 35m

$377

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Tue 11/11

7:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Fri 11/21

1:55 pm-6:30 pm

1 stop11h 35m

$378

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Fri 11/28

7:40 pm-12:55 pm

1 stop10h 15m

Helsinki-Vantaa

Mon 12/8

1:55 pm-6:30 pm

1 stop11h 35m

$401

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Mon 1/12

12:30 pm-10:40 am

2 stops15h 10m

Helsinki-Vantaa

Sun 1/18

7:00 am-3:20 pm

2 stops39h 20m

$410

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sat 1/17

8:30 pm-3:25 pm

1 stop11h 55m

Helsinki-Vantaa

Sun 2/1

7:00 am-5:15 pm

2 stops41h 15m

$424

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Mon 12/1

6:35 am-10:45 am

1 stop21h 10m

Helsinki-Vantaa

Mon 12/8

4:50 pm-10:20 am

2 stops24h 30m

$471

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Sat 1/17

5:49 pm-1:55 pm

1 stop13h 06m

Helsinki-Vantaa

Sun 2/1

4:50 pm-10:39 pm

1 stop12h 49m

$478

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Thu 10/30

7:06 pm-1:55 pm

1 stop12h 49m

Helsinki-Vantaa

Wed 11/12

12:30 pm-11:00 pm

1 stop17h 30m

$480

Washington, D.C.Helsinki

IAD - HEL

IADHEL

Washington, D.C. Dulles Intl

Sun 11/2

9:25 pm-10:35 pm

1 stop18h 10m

Helsinki-Vantaa

Wed 11/12

6:20 pm-4:05 pm

1 stop28h 45m

$488

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Mon 11/3

6:59 am-6:50 pm

2 stops28h 51m

Helsinki-Vantaa

Mon 11/10

1:55 pm-8:55 am

2 stops26h 00m

$501

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 Helsinki from

How to get the cheapest flight ticket from District of Columbia to Helsinki

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 Helsinki?

The month of November is, on average, the cheapest month to fly to Helsinki from District of Columbia, with most prices found around $364. If you aren’t able to travel during the month of November, then book flights to Helsinki from District of Columbia during February instead. Flights to Helsinki in February, while not as cheap as those in November, still average around $383.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $364. This is often the case because there is less demand to fly during this day of the week. Flights from District of Columbia to Helsinki on a Wednesday will generally be more expensive and average around $692. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from District of Columbia to Helsinki in the evening for as low as $399. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $541 per ticket.

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $581 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from District of Columbia for as low as $479 on momondo.

Cheap District of Columbia to Helsinki flight deals and tips

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

Direct flights

None
There are no direct flights from District of Columbia to Helsinki. There are no popular flight routes from District of Columbia to Helsinki.
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  • When did momondo last update prices for flights from District of Columbia to Helsinki-Vantaa Airport?

    Prices for flights from District of Columbia to Helsinki-Vantaa Airport are updated daily.

  • How many operators does momondo search for flights from District of Columbia to Helsinki-Vantaa Airport?

  • How old do you have to be to fly from District of Columbia to Helsinki-Vantaa 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 Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Helsinki

Compare and see reviews for airlines that fly from District of Columbia to Helsinki with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $355Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $420Free CancellationRating
7.4
1,491 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $482Free CancellationRating
6.8
7,421 reviews
Search Lufthansa flights
United AirlinesPriceFrom $516Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
British AirwaysPriceFrom $526Free CancellationRating
6.7
7,386 reviews
Search British Airways flights
DeltaPriceFrom $527Free CancellationRating
7.9
7,971 reviews
Search Delta flights
KLMPriceFrom $529Free CancellationRating
7.8
1,387 reviews
Search KLM flights
American AirlinesPriceFrom $580Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Espoo
Kotka
Lahti

Why use momondo?

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

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

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

Yes. All flights to Helsinki from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helsinki from District of Columbia.

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

Yes. momondo can track prices for District of Columbia to Helsinki 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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