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Cheap flights from Washington, D.C. to Great Falls from $200

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. to Great Falls departing on 9/13. 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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0 bags

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Find the cheapest flights from Washington, D.C. to Great Falls

Cheap round-trip flights

Delta Logo
5:21 pm - 10:28 pmDCA-GTF
7h 07m1 stop
Delta Logo
5:40 am - 4:11 pmGTF-DCA
8h 31m1 stop
$416Delta
Find Deal
Wed, Sep 24 - Tue, Sep 30
Hawaiian Airlines Logo
7:00 am - 3:49 pmBWI-GTF
10h 49m1 stop
Hawaiian Airlines Logo
6:15 pm - 6:12 amGTF-BWI
9h 57m1 stop
$417Hawaiian Airlines
Find Deal
Wed, Oct 1 - Fri, Oct 10
Alaska Airlines Logo
8:00 am - 3:49 pmDCA-GTF
9h 49m1 stop
Alaska Airlines Logo
4:29 pm - 9:44 pmGTF-DCA
27h 15m1 stop
$419Alaska Airlines
Find Deal
Sat, Sep 27 - Mon, Sep 29
Delta Logo
5:21 pm - 10:28 pmDCA-GTF
7h 07m1 stop
Delta Logo
6:11 pm - 9:09 amGTF-DCA
12h 58m2 stops
$426Delta
Find Deal
Wed, Sep 24 - Sat, Sep 27
Delta Logo
6:00 am - 12:25 pmDCA-GTF
8h 25m2 stops
Delta Logo
6:11 pm - 9:09 amGTF-DCA
12h 58m2 stops
$431Delta
Find Deal
Wed, Sep 24 - Tue, Sep 30
Alaska Airlines Logo
9:00 am - 3:49 pmIAD-GTF
8h 49m1 stop
Alaska Airlines Logo
6:15 pm - 7:33 amGTF-IAD
11h 18m1 stop
$434Alaska Airlines
Find Deal
Wed, Oct 1 - Fri, Oct 10
Delta Logo
5:21 pm - 10:28 pmDCA-GTF
7h 07m1 stop
Delta Logo
5:40 am - 4:11 pmGTF-DCA
8h 31m1 stop
$434Delta
Find Deal
Fri, Sep 26 - Tue, Sep 30
Alaska Airlines Logo
5:06 pm - 3:49 pmDCA-GTF
24h 43m1 stop
Alaska Airlines Logo
4:29 pm - 9:44 pmGTF-DCA
27h 15m1 stop
$439Alaska Airlines
Find Deal
Wed, Sep 24 - Mon, Sep 29
United Airlines Logo
6:15 am - 9:13 pmBWI-GTF
16h 58m2 stops
United Airlines Logo
2:35 pm - 9:55 amGTF-BWI
17h 20m2 stops
$636United Airlines
Find Deal
Sat, Aug 16 - Wed, Aug 20
United Airlines Logo
10:05 am - 1:36 pmBWI-GTF
29h 31m1 stop
United Airlines Logo
2:35 pm - 5:29 pmGTF-BWI
24h 54m2 stops
$689United Airlines
Find Deal
Sat, Aug 16 - Wed, Aug 20

Alaska Airlines flights from Washington, D.C. to Great Falls

Our best Alaska Airlines deals on Washington, D.C. to Great Falls flight tickets
Alaska Airlines
Sep 27
DCA8:00 amWashington, D.C. Reagan-National
9h 49m
1 stop
GTF3:49 pmGreat Falls
Sep 29
GTF4:29 pmGreat Falls
27h 15m
1 stop
DCA9:44 pmWashington, D.C. Reagan-National
$419
Find similar
Alaska Airlines
Oct 1
IAD9:00 amWashington, D.C. Dulles Intl
8h 49m
1 stop
GTF3:49 pmGreat Falls
Oct 10
GTF6:15 pmGreat Falls
11h 18m
1 stop
IAD7:33 amWashington, D.C. Dulles Intl
$434
Find similar
Alaska Airlines
Sep 24
DCA5:06 pmWashington, D.C. Reagan-National
24h 43m
1 stop
GTF3:49 pmGreat Falls
Sep 29
GTF4:29 pmGreat Falls
27h 15m
1 stop
DCA9:44 pmWashington, D.C. Reagan-National
$439
Find similar

United Airlines flights from Washington, D.C. to Great Falls

Our best United Airlines deals on Washington, D.C. to Great Falls flight tickets
United Airlines
Aug 16
BWI6:15 amBaltimore/Washington
16h 58m
2 stops
GTF9:13 pmGreat Falls
Aug 20
GTF2:35 pmGreat Falls
17h 20m
2 stops
BWI9:55 amBaltimore/Washington
$636
Find similar
United Airlines
Sep 26
DCA8:00 pmWashington, D.C. Reagan-National
19h 26m
2 stops
GTF1:26 pmGreat Falls
Sep 29
GTF2:31 pmGreat Falls
23h 31m
3 stops
DCA4:02 pmWashington, D.C. Reagan-National
$689
Find similar
United Airlines
Aug 17
BWI4:20 pmBaltimore/Washington
6h 53m
1 stop
GTF9:13 pmGreat Falls
Aug 21
GTF2:35 pmGreat Falls
6h 42m
1 stop
BWI11:17 pmBaltimore/Washington
$696
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 August 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. 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

Wed 9/24

5:21 pm-10:28 pm

1 stop7h 07m

Great Falls

Tue 9/30

5:40 am-4:11 pm

1 stop8h 31m

$416

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Wed 10/1

7:00 am-3:49 pm

1 stop10h 49m

Great Falls

Fri 10/10

6:15 pm-6:12 am

1 stop9h 57m

$417

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 9/27

8:00 am-3:49 pm

1 stop9h 49m

Great Falls

Mon 9/29

4:29 pm-9:44 pm

1 stop27h 15m

$419

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 9/24

5:21 pm-10:28 pm

1 stop7h 07m

Great Falls

Sat 9/27

6:11 pm-9:09 am

2 stops12h 58m

$426

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 9/24

6:00 am-12:25 pm

2 stops8h 25m

Great Falls

Tue 9/30

6:11 pm-9:09 am

2 stops12h 58m

$431

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 10/1

9:00 am-3:49 pm

1 stop8h 49m

Great Falls

Fri 10/10

6:15 pm-7:33 am

1 stop11h 18m

$434

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 9/26

5:21 pm-10:28 pm

1 stop7h 07m

Great Falls

Tue 9/30

5:40 am-4:11 pm

1 stop8h 31m

$434

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 9/24

5:06 pm-3:49 pm

1 stop24h 43m

Great Falls

Mon 9/29

4:29 pm-9:44 pm

1 stop27h 15m

$439

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Sat 8/16

6:15 am-9:13 pm

2 stops16h 58m

Great Falls

Wed 8/20

2:35 pm-9:55 am

2 stops17h 20m

$636

BaltimoreGreat Falls

BWI - GTF

BWIGTF

Baltimore/Washington

Sat 8/16

10:05 am-1:36 pm

1 stop29h 31m

Great Falls

Wed 8/20

2:35 pm-5:29 pm

2 stops24h 54m

$689

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. 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. 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. 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. 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. to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Great Falls (WAS to GTF) flight deals and tips

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

Best Price Found

$200

Fastest flight time

6h 53m

Direct flights

None

Airports in Great Falls

1 airport
The best one-way flight to Great Falls from Washington, D.C. in the past 72 hours is $200. The best round-trip flight deal from Washington, D.C. to Great Falls found on momondo in the last 72 hours is $416.
The fastest flight from Washington, D.C. to Great Falls takes 6h 53m
There are no direct flights from Washington, D.C. to Great Falls. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Great Falls Airport, Washington, D.C. Dulles Intl Airport - Great Falls Airport and Baltimore/Washington Airport - Great Falls Airport.
There is 1 airport near Great Falls: Great Falls (GTF)
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  • How far is Washington, D.C. to Great Falls by plane?

    Great Falls is 1806.6 mi away from Washington, D.C.. In terms of flight time, this usually takes a little over 6h 53m.

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

    Prices for flights from Washington, D.C. to Great Falls Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Great Falls Airport?

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

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

    The required travel and health documents for your Great Falls Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. to Great Falls?

Best airlines flying from Washington, D.C. to Great Falls

Compare and see reviews for airlines that fly from Washington, D.C. to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $384Free CancellationRating
7.4
8,905 reviews
Search United Airlines flights
DeltaPriceFrom $396Free CancellationRating
8.0
7,985 reviews
Search Delta flights

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?

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 Washington, D.C. to Great Falls for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Great Falls from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Great Falls from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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