In terms of precipitation, rainfall in Finland ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Finland when rainfall is around 1.2 in.

If weather is an important factor for your trip to Finland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

What are the most popular routes from Washington, D.C. Reagan-National Airport to Finland?

The most popular flight routes from Washington, D.C. Reagan-National Airport to Finland are Washington, D.C. Reagan-National - Helsinki-Vantaa, Washington, D.C. Reagan-National - Rovaniemi and Washington, D.C. Reagan-National - Kuopio.

Can I find deals for flights from Reagan-National to Finland that include hotel bookings?

Yes. In addition to deals on Reagan-National to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Finland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Finland.

Can I find deals for business class flights from Reagan-National to Finland?

Yes. Cheapflights offers flight deals from Reagan-National to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$296+ Flights from Washington, D.C. Reagan-National Airport to Finland

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Cheap flight deals from Reagan-National to Finland

Cheapest flights from Reagan-National to Finland
Explore the most affordable flight options available from Reagan-National to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Mon 12/291:07 pmDCA - HEL

1 stop14h 38mAmerican Airlines

Sun 1/254:50 pmHEL - DCA

1 stop12h 13mAmerican Airlines

Deal found 12/15

$735

Sat 12/277:50 pmDCA - HEL

2 stops42h 20mBritish Airways

Sun 1/254:50 pmHEL - DCA

1 stop12h 13mBritish Airways

Deal found 12/15

$808

Mon 12/292:35 pmDCA - HEL

2 stops17h 40mBritish Airways

Sun 1/254:50 pmHEL - DCA

1 stop12h 13mBritish Airways

Deal found 12/16

$861

Sat 12/271:59 pmDCA - HEL

1 stop16h 56mAmerican Airlines

Sun 1/254:50 pmHEL - DCA

1 stop12h 13mAmerican Airlines

Deal found 12/16

$922

Wed 12/1712:08 pmDCA - HEL

1 stop18h 47mAmerican Airlines

Wed 12/2412:30 pmHEL - DCA

1 stop15h 40mAmerican Airlines

Deal found 12/16

$1,272

Thu 12/251:44 pmDCA - HEL

2 stops15h 36mBritish Airways

Tue 12/307:35 pmHEL - DCA

2 stops32h 22mBritish Airways

Deal found 12/15

$1,288

Thu 12/251:44 pmDCA - HEL

1 stop17h 11mMultiple Airlines

Tue 12/307:40 amHEL - DCA

2 stops15h 55mMultiple Airlines

Deal found 12/15

$1,421

Sun 12/284:10 pmDCA - RVN

3 stops32h 40mMultiple Airlines

Thu 1/111:20 amRVN - DCA

3 stops28h 35mMultiple Airlines

Deal found 12/16

$2,165

Sun 12/2811:40 amDCA - RVN

2 stops20h 00mScandinavian Airlines

Thu 1/15:05 pmRVN - DCA

2 stops34h 25mScandinavian Airlines

Deal found 12/16

$2,591

Sat 12/205:59 pmDCA - KUO

2 stops31h 11mMultiple Airlines

Sat 12/278:35 amKUO - DCA

2 stops21h 11mMultiple Airlines

Deal found 12/15

$4,565

Best flights from Reagan-National to Finland
Discover carefully curated flight deals from Reagan-National to Finland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 16, 2025.

Wed 2/114:15 pmDCA - HEL

2 stops19h 35mAir Canada

Wed 2/181:55 pmHEL - DCA

2 stops26h 00mAir Canada

Deal found 12/15

$556

Wed 2/117:30 pmDCA - HEL

2 stops14h 55mKLM

Wed 2/187:00 amHEL - DCA

2 stops16h 27mKLM

Deal found 12/16

$558

Wed 2/115:55 pmDCA - HEL

2 stops20h 15mBritish Airways

Wed 2/185:00 pmHEL - DCA

1 stop12h 05mBritish Airways

Deal found 12/15

$559

Sun 1/115:59 pmDCA - HEL

2 stops15h 26mDelta

Sun 1/187:00 amHEL - DCA

2 stops18h 29mDelta

Deal found 12/14

$560

Mon 1/128:25 amDCA - HEL

2 stops27h 25mUnited Airlines

Mon 1/1912:45 pmHEL - DCA

2 stops18h 14mUnited Airlines

Deal found 12/16

$563

Sun 2/155:32 pmDCA - HEL

1 stop13h 23mFinnair

Sun 2/224:50 pmHEL - DCA

1 stop12h 15mFinnair

Deal found 12/14

$566

Sun 4/126:14 amDCA - TKU

2 stops25h 56mScandinavian Airlines

Thu 4/163:50 pmTKU - DCA

2 stops38h 22mScandinavian Airlines

Deal found 12/14

$760

Fri 2/205:32 pmDCA - RVN

2 stops20h 33mMultiple Airlines

Fri 2/275:20 amRVN - DCA

2 stops23h 45mMultiple Airlines

Deal found 12/15

$808

Fri 1/235:00 pmDCA - HEL

2 stops16h 25mDelta

Fri 1/302:05 pmHEL - DCA

2 stops15h 43mDelta

Deal found 12/15

$560

Fri 2/62:00 pmDCA - HEL

2 stops21h 50mUnited Airlines

Thu 2/126:55 amHEL - DCA

2 stops39h 37mUnited Airlines

Deal found 12/15

$566

Wed 1/285:45 pmDCA - HEL

1 stop13h 10mFinnair

Sun 2/14:50 pmHEL - DCA

1 stop12h 13mFinnair

Deal found 12/15

$571

Fri 1/95:00 pmDCA - HEL

2 stops16h 25mDelta

Thu 1/227:00 amHEL - DCA

2 stops19h 32mDelta

Deal found 12/15

$560

Fri 1/3011:10 amDCA - HEL

2 stops19h 00mDelta

Fri 2/62:05 pmHEL - DCA

2 stops15h 43mDelta

Deal found 12/16

$562

Mon 1/125:45 pmDCA - RVN

2 stops21h 00mFinnair

Tue 1/275:20 amRVN - DCA

2 stops23h 43mFinnair

Deal found 12/15

$721

Wed 3/41:30 pmDCA - OUL

2 stops19h 50mMultiple Airlines

Mon 3/99:05 amOUL - DCA

2 stops19h 55mMultiple Airlines

Deal found 12/15

$815

Thu 1/295:45 pmDCA - RVN

2 stops15h 50mFinnair

Thu 2/51:05 pmRVN - DCA

2 stops15h 58mFinnair

Deal found 12/15

$771

Fri 2/135:32 pmDCA - OUL

2 stops16h 53mFinnair

Mon 2/169:05 amOUL - DCA

2 stops20h 00mFinnair

Deal found 12/15

$910

Wed 3/1812:25 pmDCA - RVN

2 stops23h 20mMultiple Airlines

Sat 3/212:25 pmRVN - DCA

2 stops25h 35mMultiple Airlines

Deal found 12/14

$1,187

Wed 1/75:45 pmDCA - OUL

2 stops15h 35mFinnair

Sun 1/119:05 amOUL - DCA

2 stops19h 58mFinnair

Deal found 12/15

$923

Tue 1/135:45 pmDCA - RVN

2 stops16h 25mFinnair

Tue 1/2010:15 pmRVN - DCA

2 stops30h 48mFinnair

Deal found 12/14

$925

Thu 1/14:10 pmDCA - TKU

3 stops21h 20mMultiple Airlines

Mon 1/54:05 pmTKU - DCA

3 stops33h 00mMultiple Airlines

Deal found 12/16

$1,625

Fri 1/95:45 pmDCA - RVN

2 stops17h 00mFinnair

Tue 1/132:00 pmRVN - DCA

2 stops15h 03mFinnair

Deal found 12/15

$1,150

Mon 3/25:32 pmDCA - KUO

2 stops16h 43mFinnair

Thu 3/52:00 pmKUO - DCA

2 stops15h 05mFinnair

Deal found 12/14

$1,243

Sun 3/15:32 pmDCA - JYV

2 stops37h 18mFinnair

Thu 3/55:50 amJYV - DCA

2 stops23h 15mFinnair

Deal found 12/14

$1,243

Mon 3/25:32 pmDCA - RVN

2 stops17h 13mFinnair

Wed 3/46:25 pmRVN - DCA

2 stops34h 40mFinnair

Deal found 12/15

$1,277

Sun 3/15:32 pmDCA - RVN

2 stops37h 53mFinnair

Wed 3/45:40 pmRVN - DCA

2 stops35h 25mFinnair

Deal found 12/13

$1,277

Last-minute flights from Reagan-National to Finland
Discover last-minute flight deals from Reagan-National to Finland. Data last updated December 16, 2025 and is based on user searches.

Fri 1/95:00 pmDCA - HEL

2 stops16h 25mDelta

Thu 1/227:00 amHEL - DCA

2 stops19h 52mDelta

Deal found 12/16

$560

Mon 1/128:25 amDCA - HEL

2 stops27h 25mUnited Airlines

Mon 1/1912:45 pmHEL - DCA

2 stops18h 14mUnited Airlines

Deal found 12/16

$563

Mon 1/125:45 pmDCA - RVN

2 stops21h 00mFinnair

Tue 1/275:20 amRVN - DCA

2 stops23h 43mFinnair

Deal found 12/15

$721

Tue 1/135:45 pmDCA - HEL

1 stop13h 10mFinnair

Tue 1/274:50 pmHEL - DCA

1 stop12h 13mFinnair

Deal found 12/15

$518

Tue 1/131:35 pmDCA - HEL

2 stops15h 45mBritish Airways

Tue 1/204:50 pmHEL - DCA

1 stop12h 13mBritish Airways

Deal found 12/16

$526

Wed 1/142:35 pmDCA - HEL

2 stops18h 50mDelta

Sun 1/187:00 amHEL - DCA

2 stops22h 48mDelta

Deal found 12/15

$556

Wed 1/145:45 pmDCA - HEL

1 stop13h 10mFinnair

Sun 1/184:50 pmHEL - DCA

1 stop12h 13mFinnair

Deal found 12/15

$564

Sun 1/185:45 pmDCA - HEL

1 stop13h 10mFinnair

Tue 2/34:50 pmHEL - DCA

1 stop12h 13mFinnair

Deal found 12/16

$513

Sun 1/184:15 pmDCA - HEL

2 stops19h 35mAir Canada

Tue 2/37:05 amHEL - DCA

2 stops19h 54mAir Canada

Deal found 12/16

$517

Sat 1/242:00 pmDCA - HEL

2 stops21h 50mUnited Airlines

Fri 1/302:15 pmHEL - DCA

2 stops51h 08mUnited Airlines

Deal found 12/15

$575

Wed 1/285:45 pmDCA - HEL

1 stop13h 10mFinnair

Sun 2/14:50 pmHEL - DCA

1 stop12h 13mFinnair

Deal found 12/15

$571

Fri 1/3011:10 amDCA - HEL

2 stops19h 00mDelta

Fri 2/62:05 pmHEL - DCA

2 stops15h 43mDelta

Deal found 12/16

$562

One-way flights from Reagan-National to Finland
Search for one-way flight options from Reagan-National to Finland. Find affordable one-way fares based on user searches. Data last updated December 16, 2025.

Wed 1/1410:05 amDCA - HEL

2 stops19h 50mMultiple Airlines

Deal found 12/14

$296

Fri 2/63:30 pmDCA - HEL

2 stops14h 25mMultiple Airlines

Deal found 12/14

$355

Sat 2/78:45 pmDCA - HEL

2 stops32h 35mBritish Airways

Deal found 12/14

$396

Thu 1/156:59 amDCA - HEL

2 stops28h 51mAir Canada

Deal found 12/14

$436

Tue 1/136:59 amDCA - HEL

2 stops23h 11mAir Canada

Deal found 12/14

$448

Fri 2/65:45 pmDCA - HEL

1 stop13h 10mFinnair

Deal found 12/14

$576

Mon 1/191:00 pmDCA - HEL

2 stops16h 55mIcelandair

Deal found 12/16

$1,745

Mon 1/196:00 amDCA - HEL

2 stops29h 50mAir Canada

Deal found 12/16

$4,191

Mon 1/195:45 pmDCA - HEL

1 stop13h 10mFinnair

Deal found 12/16

$6,340

Find flight deals from Reagan-National to Finland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$513 (Gotogate)
One-way from	$296 (Trip.com)
Popular in	December
Cheapest in	February
Average price	$828

Provider with most accurate pricing for Washington, D.C. (WAS)-Helsinki-Vantaa flight deals.

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From Washington, D.C. Reagan-National to Finland

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One-way flight from Washington, D.C. Reagan-National to Finland

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Wed 2/11

4:15 pm-6:50 pm

2 stops19h 35m

Helsinki-Vantaa

Wed 2/18

1:55 pm-8:55 am

2 stops26h 00m

$556

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Wed 2/11

7:30 pm-5:25 pm

2 stops14h 55m

Helsinki-Vantaa

Wed 2/18

7:00 am-4:27 pm

2 stops16h 27m

$558

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Wed 2/11

5:55 pm-9:10 pm

2 stops20h 15m

Helsinki-Vantaa

Wed 2/18

5:00 pm-10:05 pm

1 stop12h 05m

$559

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Sun 1/11

5:59 pm-4:25 pm

2 stops15h 26m

Helsinki-Vantaa

Sun 1/18

7:00 am-6:29 pm

2 stops18h 29m

$560

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Fri 1/23

5:00 pm-4:25 pm

2 stops16h 25m

Helsinki-Vantaa

Fri 1/30

2:05 pm-10:48 pm

2 stops15h 43m

$560

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Fri 1/9

5:00 pm-4:25 pm

2 stops16h 25m

Helsinki-Vantaa

Thu 1/22

7:00 am-7:32 pm

2 stops19h 32m

$560

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Fri 1/30

11:10 am-1:10 pm

2 stops19h 00m

Helsinki-Vantaa

Fri 2/6

2:05 pm-10:48 pm

2 stops15h 43m

$562

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Mon 1/12

8:25 am-6:50 pm

2 stops27h 25m

Helsinki-Vantaa

Mon 1/19

12:45 pm-11:59 pm

2 stops18h 14m

$563

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Sun 2/15

5:32 pm-1:55 pm

1 stop13h 23m

Helsinki-Vantaa

Sun 2/22

4:50 pm-10:05 pm

1 stop12h 15m

$566

Washington, D.C.Helsinki

DCA - HEL

DCAHEL

Washington, D.C. Reagan-National

Fri 2/6

2:00 pm-6:50 pm

2 stops21h 50m

Helsinki-Vantaa

Thu 2/12

6:55 am-3:32 pm

2 stops39h 37m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 37 results

Best time to book a flight from Reagan-National to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Finland

What is the cheapest time of day to fly from DCA to FI?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Reagan-National Airport to Finland in the afternoon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Finland?
For as low as $558, Air Canada can have you in Finland from Washington, D.C. Reagan-National Airport in 14h 55m. Airlines will cover a distance of 4302 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the most popular routes from Washington, D.C. Reagan-National Airport to Finland?
The most popular flight routes from Washington, D.C. Reagan-National Airport to Finland are Washington, D.C. Reagan-National - Helsinki-Vantaa, Washington, D.C. Reagan-National - Rovaniemi and Washington, D.C. Reagan-National - Kuopio.
Can I find deals for flights from Reagan-National to Finland that include hotel bookings?
Yes. In addition to deals on Reagan-National to Finland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Finland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Finland.
Can I find deals for business class flights from Reagan-National to Finland?
Yes. Cheapflights offers flight deals from Reagan-National to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$296+ Cheap flights from Reagan-National (DCA) to Finland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Reagan-National to Finland

Cheapest flights from Reagan-National to FinlandExplore the most affordable flight options available from Reagan-National to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Explore the most affordable flight options available from Reagan-National to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

Find flight deals from Reagan-National to Finland

Keep the following information in mind while searching for Reagan-National to Finland flight deals. Data was last updated December 16, 2025.

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Finland that are best for you.

Best time to book a flight from Reagan-National to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Finland

What is the cheapest time of day to fly from DCA to FI?

Find hourly flight availability from Reagan-National to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Washington, D.C. Reagan-National Airport to Finland?

What are the most popular routes from Washington, D.C. Reagan-National Airport to Finland?

Can I find deals for flights from Reagan-National to Finland that include hotel bookings?

How can I find direct flights from Reagan-National to Finland?

Can I find deals for business class flights from Reagan-National to Finland?

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Cheapest flights from Reagan-National to Finland
Explore the most affordable flight options available from Reagan-National to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.