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Cheap flights from Washington, D.C. Reagan-National Airport to Great Falls from $323

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Great Falls departing on 5/23. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 11:23 am
DCA
-
GTF
6h 53m
1 stop
United Airlines Logo
12:30 pm - 10:49 pm
GTF
-
DCA
8h 19m
1 stop
$323United Airlines
Sat, May 23 - Sat, May 30
Alaska Airlines Logo
8:00 am - 4:17 pm
DCA
-
GTF
10h 17m
1 stop
Alaska Airlines Logo
5:06 pm - 9:59 pm
GTF
-
DCA
26h 53m
1 stop
$453Alaska Airlines
Tue, Mar 17 - Tue, Mar 24
Alaska Airlines Logo
8:00 am - 4:17 pm
DCA
-
GTF
10h 17m
1 stop
Alaska Airlines Logo
5:06 pm - 8:00 pm
GTF
-
DCA
24h 54m
2 stops
$549Alaska Airlines
Tue, Mar 17 - Tue, Mar 24
Delta Logo
6:05 am - 5:39 pm
DCA
-
GTF
13h 34m
2 stops
Delta Logo
6:20 pm - 9:13 am
GTF
-
DCA
12h 53m
2 stops
$579Delta
Wed, Jul 29 - Mon, Aug 3
Delta Logo
5:10 pm - 10:29 pm
DCA
-
GTF
7h 19m
1 stop
Delta Logo
5:30 am - 6:18 pm
GTF
-
DCA
10h 48m
2 stops
$597Delta
Sat, Mar 7 - Wed, Mar 11
Delta Logo
10:59 am - 10:29 pm
DCA
-
GTF
13h 30m
2 stops
Delta Logo
5:30 am - 6:18 pm
GTF
-
DCA
10h 48m
2 stops
$602Delta
Sat, Mar 7 - Wed, Mar 11
Delta Logo
7:30 am - 5:39 pm
DCA
-
GTF
12h 09m
2 stops
Delta Logo
6:20 pm - 9:13 am
GTF
-
DCA
12h 53m
2 stops
$609Delta
Wed, Jul 29 - Mon, Aug 3
Alaska Airlines Logo
5:00 pm - 6:15 pm
DCA
-
GTF
27h 15m
1 stop
Alaska Airlines Logo
6:55 pm - 10:55 am
GTF
-
DCA
14h 00m
2 stops
$624Alaska Airlines
Wed, Jul 29 - Mon, Aug 3
United Airlines Logo
9:30 am - 9:34 pm
DCA
-
GTF
14h 04m
2 stops
United Airlines Logo
12:30 pm - 10:49 pm
GTF
-
DCA
8h 19m
1 stop
$654United Airlines
Sat, May 23 - Sat, May 30
Alaska Airlines Logo
8:00 am - 6:15 pm
DCA
-
GTF
12h 15m
1 stop
Alaska Airlines Logo
6:55 pm - 10:55 am
GTF
-
DCA
14h 00m
2 stops
$687Alaska Airlines
Wed, Jul 29 - Mon, Aug 3

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

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Great Falls flight tickets
United Airlines
May 23
DCA6:30 amWashington, D.C. Reagan-National
6h 53m
1 stop
GTF11:23 amGreat Falls
May 30
GTF12:30 pmGreat Falls
8h 19m
1 stop
DCA10:49 pmWashington, D.C. Reagan-National
$323
United Airlines
May 23
DCA9:30 amWashington, D.C. Reagan-National
14h 04m
2 stops
GTF9:34 pmGreat Falls
May 30
GTF12:30 pmGreat Falls
8h 19m
1 stop
DCA10:49 pmWashington, D.C. Reagan-National
$654
United Airlines
Mar 17
DCA10:05 amWashington, D.C. Reagan-National
13h 06m
2 stops
GTF9:11 pmGreat Falls
Mar 24
GTF6:15 amGreat Falls
11h 20m
2 stops
DCA7:35 pmWashington, D.C. Reagan-National
$745

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

Our best Alaska Airlines deals on Washington, D.C. Reagan-National Airport to Great Falls flight tickets
Alaska Airlines
Mar 17
DCA8:00 amWashington, D.C. Reagan-National
10h 17m
1 stop
GTF4:17 pmGreat Falls
Mar 24
GTF5:06 pmGreat Falls
26h 53m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$453
Alaska Airlines
Mar 17
DCA8:00 amWashington, D.C. Reagan-National
10h 17m
1 stop
GTF4:17 pmGreat Falls
Mar 24
GTF5:06 pmGreat Falls
24h 54m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$549
Alaska Airlines
Jul 29
DCA5:00 pmWashington, D.C. Reagan-National
27h 15m
1 stop
GTF6:15 pmGreat Falls
Aug 3
GTF6:55 pmGreat Falls
14h 00m
2 stops
DCA10:55 amWashington, D.C. Reagan-National
$624

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Great Falls 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 February 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 5/23

6:30 am-11:23 am

1 stop6h 53m

Great Falls

Sat 5/30

12:30 pm-10:49 pm

1 stop8h 19m

$323

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Tue 3/17

8:00 am-4:17 pm

1 stop10h 17m

Great Falls

Tue 3/24

5:06 pm-9:59 pm

1 stop26h 53m

$453

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Tue 3/17

8:00 am-4:17 pm

1 stop10h 17m

Great Falls

Tue 3/24

5:06 pm-8:00 pm

2 stops24h 54m

$549

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 7/29

6:05 am-5:39 pm

2 stops13h 34m

Great Falls

Mon 8/3

6:20 pm-9:13 am

2 stops12h 53m

$579

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 3/7

5:10 pm-10:29 pm

1 stop7h 19m

Great Falls

Wed 3/11

5:30 am-6:18 pm

2 stops10h 48m

$597

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 3/7

10:59 am-10:29 pm

2 stops13h 30m

Great Falls

Wed 3/11

5:30 am-6:18 pm

2 stops10h 48m

$602

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 7/29

7:30 am-5:39 pm

2 stops12h 09m

Great Falls

Mon 8/3

6:20 pm-9:13 am

2 stops12h 53m

$609

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 7/29

5:00 pm-6:15 pm

1 stop27h 15m

Great Falls

Mon 8/3

6:55 pm-10:55 am

2 stops14h 00m

$624

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 5/23

9:30 am-9:34 pm

2 stops14h 04m

Great Falls

Sat 5/30

12:30 pm-10:49 pm

1 stop8h 19m

$654

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 7/29

8:00 am-6:15 pm

1 stop12h 15m

Great Falls

Mon 8/3

6:55 pm-10:55 am

2 stops14h 00m

$687

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

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

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

Fastest flight time

7h 19m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Great Falls takes 7h 19m
There are no direct flights from Washington, D.C. Reagan-National Airport to Great Falls. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Great Falls.
Search flight deals

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

    Great Falls is 1808.4 mi away from Washington, D.C. Reagan-National. A reasonable flight in good conditions will take 7h 19m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Great Falls Airport are updated daily.

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

  • What documentation or ID do you need to fly to Great Falls Airport?

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

  • How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to Great Falls?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Washington, D.C. Reagan-National Airport from Great Falls. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Washington, D.C. Reagan-National Airport to Great Falls with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Finding the right flight to Great Falls from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

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

All flight searches from Washington, D.C. to Great Falls on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Great Falls 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 Great Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from Washington, D.C. and alert you when they change.

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