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Cheap flights from Washington, D.C. Reagan-National Airport to Great Falls from $267

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. Reagan-National Airport to Great Falls departing on 12/16. 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 (DCA-GTF)

Cheap round-trip flights

Delta Logo
5:05 pm - 10:44 pmDCA-GTF
7h 39m1 stop
Delta Logo
5:30 am - 4:00 pmGTF-DCA
8h 30m1 stop
$448Delta
Find Deal
Tue, Nov 11 - Sat, Nov 15
Delta Logo
7:59 am - 5:30 pmDCA-GTF
11h 31m2 stops
Delta Logo
5:30 am - 4:00 pmGTF-DCA
8h 30m1 stop
$454Delta
Find Deal
Tue, Nov 11 - Sat, Nov 15
Alaska Airlines Logo
5:00 pm - 6:10 pmDCA-GTF
27h 10m1 stop
Alaska Airlines Logo
6:50 pm - 9:59 pmGTF-DCA
25h 09m1 stop
$523Alaska Airlines
Find Deal
Fri, Nov 7 - Sun, Nov 9
Delta Logo
5:10 pm - 11:06 pmDCA-GTF
7h 56m1 stop
Delta Logo
6:09 pm - 9:10 amGTF-DCA
13h 01m2 stops
$548Delta
Find Deal
Fri, Oct 31 - Sun, Nov 2
Alaska Airlines Logo
5:00 pm - 6:10 pmDCA-GTF
27h 10m1 stop
Alaska Airlines Logo
6:50 pm - 8:00 pmGTF-DCA
23h 10m2 stops
$556Alaska Airlines
Find Deal
Fri, Nov 7 - Sun, Nov 9
Alaska Airlines Logo
5:00 pm - 6:10 pmDCA-GTF
27h 10m1 stop
Alaska Airlines Logo
6:50 pm - 9:59 pmGTF-DCA
25h 09m1 stop
$563Alaska Airlines
Find Deal
Fri, Nov 7 - Sun, Nov 9
United Airlines Logo
4:23 pm - 9:11 pmDCA-GTF
6h 48m1 stop
United Airlines Logo
2:31 pm - 8:21 amGTF-DCA
15h 50m2 stops
$566United Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
United Airlines Logo
4:23 pm - 9:11 pmDCA-GTF
6h 48m1 stop
United Airlines Logo
2:31 pm - 3:07 pmGTF-DCA
22h 36m1 stop
$572United Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
United Airlines Logo
4:23 pm - 9:11 pmDCA-GTF
6h 48m1 stop
United Airlines Logo
7:00 am - 9:58 amGTF-DCA
24h 58m2 stops
$587United Airlines
Find Deal
Fri, Sep 26 - Mon, Sep 29
Delta Logo
10:20 am - 10:44 pmDCA-GTF
14h 24m2 stops
Delta Logo
5:30 am - 8:41 pmGTF-DCA
13h 11m2 stops
$620Delta
Find Deal
Tue, Nov 11 - Sat, Nov 15

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

Our best Delta deals on Washington, D.C. Reagan-National Airport to Great Falls flight tickets
Delta
Nov 11
DCA5:05 pmWashington, D.C. Reagan-National
7h 39m
1 stop
GTF10:44 pmGreat Falls
Nov 15
GTF5:30 amGreat Falls
8h 30m
1 stop
DCA4:00 pmWashington, D.C. Reagan-National
$448
Find similar
Delta
Nov 11
DCA7:59 amWashington, D.C. Reagan-National
11h 31m
2 stops
GTF5:30 pmGreat Falls
Nov 15
GTF5:30 amGreat Falls
8h 30m
1 stop
DCA4:00 pmWashington, D.C. Reagan-National
$454
Find similar
Delta
Oct 31
DCA5:10 pmWashington, D.C. Reagan-National
7h 56m
1 stop
GTF11:06 pmGreat Falls
Nov 2
GTF6:09 pmGreat Falls
13h 01m
2 stops
DCA9:10 amWashington, D.C. Reagan-National
$548
Find similar

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
Nov 7
DCA5:00 pmWashington, D.C. Reagan-National
27h 10m
1 stop
GTF6:10 pmGreat Falls
Nov 9
GTF6:50 pmGreat Falls
25h 09m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$523
Find similar
Alaska Airlines
Nov 7
DCA5:00 pmWashington, D.C. Reagan-National
27h 10m
1 stop
GTF6:10 pmGreat Falls
Nov 9
GTF6:50 pmGreat Falls
23h 10m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$556
Find similar
Alaska Airlines
Nov 7
DCA5:00 pmWashington, D.C. Reagan-National
27h 10m
1 stop
GTF6:10 pmGreat Falls
Nov 9
GTF6:50 pmGreat Falls
25h 09m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$563
Find similar

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 September 8, 2025.
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

Tue 11/11

5:05 pm-10:44 pm

1 stop7h 39m

Great Falls

Sat 11/15

5:30 am-4:00 pm

1 stop8h 30m

$448

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Tue 11/11

7:59 am-5:30 pm

2 stops11h 31m

Great Falls

Sat 11/15

5:30 am-4:00 pm

1 stop8h 30m

$454

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 11/7

5:00 pm-6:10 pm

1 stop27h 10m

Great Falls

Sun 11/9

6:50 pm-9:59 pm

1 stop25h 09m

$523

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 10/31

5:10 pm-11:06 pm

1 stop7h 56m

Great Falls

Sun 11/2

6:09 pm-9:10 am

2 stops13h 01m

$548

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 11/7

5:00 pm-6:10 pm

1 stop27h 10m

Great Falls

Sun 11/9

6:50 pm-8:00 pm

2 stops23h 10m

$556

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 11/7

5:00 pm-6:10 pm

1 stop27h 10m

Great Falls

Sun 11/9

6:50 pm-9:59 pm

1 stop25h 09m

$563

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 9/26

4:23 pm-9:11 pm

1 stop6h 48m

Great Falls

Mon 9/29

2:31 pm-8:21 am

2 stops15h 50m

$566

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 9/26

4:23 pm-9:11 pm

1 stop6h 48m

Great Falls

Mon 9/29

2:31 pm-3:07 pm

1 stop22h 36m

$572

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 9/26

4:23 pm-9:11 pm

1 stop6h 48m

Great Falls

Mon 9/29

7:00 am-9:58 am

2 stops24h 58m

$587

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Tue 11/11

10:20 am-10:44 pm

2 stops14h 24m

Great Falls

Sat 11/15

5:30 am-8:41 pm

2 stops13h 11m

$620

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 Great Falls from

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

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 Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Wednesday when prices can be found for as low as $623. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,124.

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

According to our data, the cheapest time of day to fly to Great Falls is in the afternoon. momondo users have found flights departing from Washington, D.C. Reagan-National Airport to Great Falls in the afternoon for as low as $667. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $805 on average. Flights to Great Falls from Washington, D.C. Reagan-National Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
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.
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  • 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 6h 48m.

  • 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.

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
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Why use momondo?

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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