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Cheap flights from District of Columbia to Great Falls from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Great Falls departing on 5/27. 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 District of Columbia to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:37 pm - 9:18 pm
IAD
-
GTF
8h 41m
1 stop
United Airlines Logo
6:15 am - 5:32 pm
GTF
-
IAD
9h 17m
1 stop
$277United Airlines
Sat, May 2 - Sat, May 9
Alaska Airlines Logo
7:00 am - 4:26 pm
IAD
-
GTF
11h 26m
1 stop
Alaska Airlines Logo
5:06 pm - 5:40 am
GTF
-
IAD
10h 34m
1 stop
$291Alaska Airlines
Tue, Mar 24 - Wed, Mar 25
Alaska Airlines Logo
7:00 am - 4:26 pm
IAD
-
GTF
11h 26m
1 stop
Alaska Airlines Logo
5:06 pm - 5:40 am
GTF
-
IAD
10h 34m
1 stop
$311Alaska Airlines
Tue, Mar 24 - Wed, Mar 25
Delta Logo
12:14 pm - 10:30 pm
IAD
-
GTF
12h 16m
2 stops
Delta Logo
1:05 pm - 11:40 pm
GTF
-
IAD
8h 35m
1 stop
$333Delta
Tue, Mar 24 - Wed, Mar 25
Delta Logo
7:00 am - 5:42 pm
IAD
-
GTF
12h 42m
2 stops
Delta Logo
1:05 pm - 11:40 pm
GTF
-
IAD
8h 35m
1 stop
$370Delta
Tue, Mar 24 - Wed, Mar 25
United Airlines Logo
4:11 pm - 9:18 pm
DCA
-
GTF
7h 07m
1 stop
United Airlines Logo
6:15 am - 2:59 pm
GTF
-
DCA
6h 44m
1 stop
$373United Airlines
Sat, May 2 - Sat, May 9
Alaska Airlines Logo
5:33 pm - 6:12 pm
IAD
-
GTF
26h 39m
1 stop
Alaska Airlines Logo
6:52 pm - 7:34 am
GTF
-
IAD
10h 42m
1 stop
$378Alaska Airlines
Sat, May 23 - Sat, May 30
Delta Logo
5:00 pm - 10:44 pm
DCA
-
GTF
7h 44m
1 stop
Delta Logo
6:20 pm - 8:37 am
GTF
-
DCA
12h 17m
2 stops
$389Delta
Fri, Jul 3 - Wed, Jul 8
United Airlines Logo
2:40 pm - 9:19 pm
IAD
-
GTF
8h 39m
1 stop
United Airlines Logo
2:29 pm - 12:37 am
GTF
-
IAD
8h 08m
1 stop
$393United Airlines
Sat, May 23 - Sat, May 30
Delta Logo
12:14 pm - 10:30 pm
IAD
-
GTF
12h 16m
2 stops
Delta Logo
1:05 pm - 11:40 pm
GTF
-
IAD
8h 35m
1 stop
$404Delta
Tue, Mar 24 - Wed, Mar 25

Alaska Airlines flights from District of Columbia to Great Falls

Our best Alaska Airlines deals on District of Columbia to Great Falls flight tickets
Alaska Airlines
Mar 24
IAD7:00 amWashington, D.C. Dulles Intl
11h 26m
1 stop
GTF4:26 pmGreat Falls
Mar 25
GTF5:06 pmGreat Falls
10h 34m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
$291
Alaska Airlines
Mar 24
IAD7:00 amWashington, D.C. Dulles Intl
11h 26m
1 stop
GTF4:26 pmGreat Falls
Mar 25
GTF5:06 pmGreat Falls
10h 34m
1 stop
IAD5:40 amWashington, D.C. Dulles Intl
$311
Alaska Airlines
May 23
IAD5:33 pmWashington, D.C. Dulles Intl
26h 39m
1 stop
GTF6:12 pmGreat Falls
May 30
GTF6:52 pmGreat Falls
10h 42m
1 stop
IAD7:34 amWashington, D.C. Dulles Intl
$378

Delta flights from District of Columbia to Great Falls

Our best Delta deals on District of Columbia to Great Falls flight tickets
Delta
Mar 24
IAD12:14 pmWashington, D.C. Dulles Intl
12h 16m
2 stops
GTF10:30 pmGreat Falls
Mar 25
GTF1:05 pmGreat Falls
8h 35m
1 stop
IAD11:40 pmWashington, D.C. Dulles Intl
$333
Delta
Mar 24
IAD7:00 amWashington, D.C. Dulles Intl
12h 42m
2 stops
GTF5:42 pmGreat Falls
Mar 25
GTF1:05 pmGreat Falls
8h 35m
1 stop
IAD11:40 pmWashington, D.C. Dulles Intl
$370
Delta
Jul 3
DCA5:00 pmWashington, D.C. Reagan-National
7h 44m
1 stop
GTF10:44 pmGreat Falls
Jul 8
GTF6:20 pmGreat Falls
12h 17m
2 stops
DCA8:37 amWashington, D.C. Reagan-National
$389

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 5, 2026.
Use the filters below to find and compare flights from District of Columbia to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 5/2

2:37 pm-9:18 pm

1 stop8h 41m

Great Falls

Sat 5/9

6:15 am-5:32 pm

1 stop9h 17m

$277

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 3/24

7:00 am-4:26 pm

1 stop11h 26m

Great Falls

Wed 3/25

5:06 pm-5:40 am

1 stop10h 34m

$291

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 3/24

7:00 am-4:26 pm

1 stop11h 26m

Great Falls

Wed 3/25

5:06 pm-5:40 am

1 stop10h 34m

$311

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 3/24

12:14 pm-10:30 pm

2 stops12h 16m

Great Falls

Wed 3/25

1:05 pm-11:40 pm

1 stop8h 35m

$333

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 3/24

7:00 am-5:42 pm

2 stops12h 42m

Great Falls

Wed 3/25

1:05 pm-11:40 pm

1 stop8h 35m

$370

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 5/2

4:11 pm-9:18 pm

1 stop7h 07m

Great Falls

Sat 5/9

6:15 am-2:59 pm

1 stop6h 44m

$373

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 5/23

5:33 pm-6:12 pm

1 stop26h 39m

Great Falls

Sat 5/30

6:52 pm-7:34 am

1 stop10h 42m

$378

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Fri 7/3

5:00 pm-10:44 pm

1 stop7h 44m

Great Falls

Wed 7/8

6:20 pm-8:37 am

2 stops12h 17m

$389

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 5/23

2:40 pm-9:19 pm

1 stop8h 39m

Great Falls

Sat 5/30

2:29 pm-12:37 am

1 stop8h 08m

$393

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Tue 3/24

12:14 pm-10:30 pm

2 stops12h 16m

Great Falls

Wed 3/25

1:05 pm-11:40 pm

1 stop8h 35m

$404

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 District of Columbia 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 airline that flies from District of Columbia to Great Falls?

Delta and United Airlines are the most popular carriers operating from District of Columbia to Great Falls

Cheap District of Columbia to Great Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Great Falls

Fastest flight time

6h 52m

Direct flights

None
The fastest flight from District of Columbia to Great Falls takes 6h 52m
There are no direct flights from District of Columbia to Great Falls. There are no popular flight routes from District of Columbia to Great Falls.
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to Great Falls Airport?

    Prices for flights from District of Columbia to Great Falls Airport were last updated today.

  • How many operators does momondo search for flights from District of Columbia to Great Falls Airport?

  • How old do you have to be to fly from District of Columbia to Great Falls Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Great Falls Airport.

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

    The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Great Falls

Compare and see reviews for airlines that fly from District of Columbia to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $286Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia 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 District of Columbia to Great Falls for you.

Can I find flights from District of Columbia to Great Falls with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to Great Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to Great Falls?

momondo helps you find the best flight between District of Columbia and Great Falls 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 District of Columbia to Great Falls right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of District of Columbia to Great Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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