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Cheap flights from Great Falls to Washington, D.C. from $307

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Washington, D.C. departing on 1/4. 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

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Alaska Airlines Logo
5:59 pm - 9:59 pm
GTF
-
DCA
26h 00m1 stop
Alaska Airlines Logo
5:01 pm - 5:19 pm
DCA
-
GTF
26h 18m1 stop
$482Alaska Airlines
vie., ene. 9 - mar., ene. 13
Alaska Airlines Logo
6:28 pm - 9:59 pm
GTF
-
DCA
25h 31m1 stop
Alaska Airlines Logo
8:00 am - 5:48 pm
DCA
-
GTF
11h 48m1 stop
$533Alaska Airlines
sáb., feb. 28 - mié., mar. 4
Alaska Airlines Logo
5:59 pm - 9:59 pm
GTF
-
DCA
26h 00m1 stop
Alaska Airlines Logo
5:09 pm - 5:19 pm
DCA
-
GTF
26h 10m2 stops
$547Alaska Airlines
vie., ene. 9 - mar., ene. 13
United Airlines Logo
2:25 pm - 8:29 am
GTF
-
DCA
16h 04m2 stops
United Airlines Logo
5:00 pm - 1:33 pm
DCA
-
GTF
22h 33m2 stops
$671United Airlines
sáb., feb. 28 - mié., mar. 4
United Airlines Logo
6:10 am - 2:59 pm
GTF
-
DCA
6h 49m1 stop
United Airlines Logo
6:30 am - 9:53 pm
DCA
-
GTF
41h 23m3 stops
$679United Airlines
vie., ene. 9 - mar., ene. 13
United Airlines Logo
6:25 am - 2:59 pm
GTF
-
DCA
6h 34m1 stop
United Airlines Logo
5:00 pm - 1:33 pm
DCA
-
GTF
22h 33m2 stops
$691United Airlines
sáb., feb. 28 - mié., mar. 4
United Airlines Logo
6:15 am - 2:59 pm
GTF
-
DCA
6h 44m1 stop
United Airlines Logo
4:17 pm - 10:46 pm
DCA
-
GTF
8h 29m1 stop
$746United Airlines
vie., dic. 26 - sáb., ene. 3
United Airlines Logo
6:15 am - 2:59 pm
GTF
-
DCA
6h 44m1 stop
United Airlines Logo
4:17 pm - 10:46 pm
DCA
-
GTF
8h 29m1 stop
$792United Airlines
vie., dic. 26 - sáb., ene. 3
United Airlines Logo
6:15 am - 2:59 pm
GTF
-
DCA
6h 44m1 stop
United Airlines Logo
4:17 pm - 10:46 pm
DCA
-
GTF
8h 29m1 stop
$862United Airlines
vie., dic. 26 - sáb., ene. 3
United Airlines Logo
6:15 am - 2:59 pm
GTF
-
DCA
6h 44m1 stop
United Airlines Logo
7:30 am - 10:46 pm
DCA
-
GTF
17h 16m2 stops
$913United Airlines
vie., dic. 26 - sáb., ene. 3

United Airlines flights from Great Falls to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Great Falls to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Feb 28
GTF2:25 pmGreat Falls
16h 04m
2 stops
DCA8:29 amWashington, D.C. Reagan-National
Mar 4
DCA5:00 pmWashington, D.C. Reagan-National
22h 33m
2 stops
GTF1:33 pmGreat Falls
$671
Find similar
United Airlines
Jan 9
GTF6:10 amGreat Falls
6h 49m
1 stop
DCA2:59 pmWashington, D.C. Reagan-National
Jan 13
DCA6:30 amWashington, D.C. Reagan-National
41h 23m
3 stops
GTF9:53 pmGreat Falls
$679
Find similar
United Airlines
Feb 28
GTF6:25 amGreat Falls
6h 34m
1 stop
DCA2:59 pmWashington, D.C. Reagan-National
Mar 4
DCA5:00 pmWashington, D.C. Reagan-National
22h 33m
2 stops
GTF1:33 pmGreat Falls
$691
Find similar

Alaska Airlines flights from Great Falls to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Great Falls to Washington, D.C. Reagan-National Airport flight tickets
Alaska Airlines
Jan 9
GTF5:59 pmGreat Falls
26h 00m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Jan 13
DCA8:00 amWashington, D.C. Reagan-National
11h 19m
1 stop
GTF5:19 pmGreat Falls
$482
Find similar
Alaska Airlines
Feb 28
GTF6:28 pmGreat Falls
25h 31m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Mar 4
DCA8:00 amWashington, D.C. Reagan-National
11h 48m
1 stop
GTF5:48 pmGreat Falls
$533
Find similar
Alaska Airlines
Jan 9
GTF5:59 pmGreat Falls
26h 00m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Jan 13
DCA5:09 pmWashington, D.C. Reagan-National
26h 10m
2 stops
GTF5:19 pmGreat Falls
$547
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Washington, D.C. Reagan-National Airport 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 diciembre 9, 2025.
Use the filters below to find and compare flights from Great Falls to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 1/9

5:59 pm-9:59 pm

1 stop26h 00m

Washington, D.C. Reagan-National

mar. 1/13

5:01 pm-5:19 pm

1 stop26h 18m

$482

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

sáb. 2/28

6:28 pm-9:59 pm

1 stop25h 31m

Washington, D.C. Reagan-National

mié. 3/4

8:00 am-5:48 pm

1 stop11h 48m

$533

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 1/9

5:59 pm-9:59 pm

1 stop26h 00m

Washington, D.C. Reagan-National

mar. 1/13

5:09 pm-5:19 pm

2 stops26h 10m

$547

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

sáb. 2/28

2:25 pm-8:29 am

2 stops16h 04m

Washington, D.C. Reagan-National

mié. 3/4

5:00 pm-1:33 pm

2 stops22h 33m

$671

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 1/9

6:10 am-2:59 pm

1 stop6h 49m

Washington, D.C. Reagan-National

mar. 1/13

6:30 am-9:53 pm

3 stops41h 23m

$679

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

sáb. 2/28

6:25 am-2:59 pm

1 stop6h 34m

Washington, D.C. Reagan-National

mié. 3/4

5:00 pm-1:33 pm

2 stops22h 33m

$691

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 12/26

6:15 am-2:59 pm

1 stop6h 44m

Washington, D.C. Reagan-National

sáb. 1/3

4:17 pm-10:46 pm

1 stop8h 29m

$746

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 12/26

6:15 am-2:59 pm

1 stop6h 44m

Washington, D.C. Reagan-National

sáb. 1/3

4:17 pm-10:46 pm

1 stop8h 29m

$792

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 12/26

6:15 am-2:59 pm

1 stop6h 44m

Washington, D.C. Reagan-National

sáb. 1/3

4:17 pm-10:46 pm

1 stop8h 29m

$862

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

vie. 12/26

6:15 am-2:59 pm

1 stop6h 44m

Washington, D.C. Reagan-National

sáb. 1/3

7:30 am-10:46 pm

2 stops17h 16m

$913

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Great Falls to Washington, D.C. Reagan-National Airport

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 day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Great Falls to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $633. Flights from Great Falls to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $1,181. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Great Falls to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Washington, D.C. Reagan-National Airport (GTF to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to Washington, D.C. Reagan-National Airport

Fastest flight time

6h 44m

Direct flights

None
The fastest flight from Great Falls to Washington, D.C. Reagan-National Airport takes 6h 44m
There are no direct flights from Great Falls to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Great Falls to Washington, D.C. Reagan-National Airport.
Search flight deals

  • How far is Great Falls to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 1808.4 mi away from Great Falls. 6h 34m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Great Falls Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Great Falls Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Great Falls Airport to Washington, D.C. Reagan-National Airport?

    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 Great Falls Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Washington, D.C. for you.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Great Falls with this policy.

How can momondo help me find flights from Great Falls to Washington, D.C.?

momondo helps you find the best flight between Great Falls and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Great Falls to Washington, D.C. 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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