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Cheap flights from District of Columbia to Great Falls from $139

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 12/9. 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.
Alaska Airlines Logo
8:00 am - 6:55 pmDCA-GTF
12h 55m1 stop
Alaska Airlines Logo
7:35 pm - 4:08 pmGTF-DCA
18h 33m1 stop
$334Alaska Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 15
Alaska Airlines Logo
7:34 am - 6:55 pmIAD-GTF
13h 21m1 stop
Alaska Airlines Logo
7:35 pm - 6:06 amGTF-IAD
8h 31m1 stop
$334Alaska Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
Alaska Airlines Logo
8:00 am - 6:55 pmDCA-GTF
12h 55m1 stop
Alaska Airlines Logo
7:35 pm - 9:59 pmGTF-DCA
24h 24m1 stop
$359Alaska Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
Alaska Airlines Logo
5:00 pm - 6:55 pmDCA-GTF
27h 55m1 stop
Alaska Airlines Logo
7:35 pm - 8:00 pmGTF-DCA
22h 25m2 stops
$381Alaska Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 15
Delta Logo
7:15 am - 5:28 pmIAD-GTF
12h 13m2 stops
Delta Logo
1:12 pm - 11:29 pmGTF-IAD
8h 17m1 stop
$416Delta
Find Deal
Sat, Dec 6 - Sun, Dec 14
Delta Logo
7:15 am - 5:28 pmIAD-GTF
12h 13m2 stops
Delta Logo
1:12 pm - 12:12 amGTF-IAD
9h 00m2 stops
$421Delta
Find Deal
Sat, Dec 6 - Mon, Dec 15
Delta Logo
5:11 pm - 10:30 pmDCA-GTF
7h 19m1 stop
Delta Logo
5:30 am - 4:01 pmGTF-DCA
8h 31m1 stop
$427Delta
Find Deal
Wed, Dec 3 - Thu, Dec 11
United Airlines Logo
2:30 pm - 9:32 pmIAD-GTF
9h 02m1 stop
United Airlines Logo
6:15 am - 3:01 pmGTF-IAD
6h 46m1 stop
$530United Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 11
United Airlines Logo
2:25 pm - 10:39 pmIAD-GTF
10h 14m1 stop
United Airlines Logo
6:20 am - 4:30 pmGTF-IAD
8h 10m1 stop
$558United Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24
United Airlines Logo
10:10 pm - 1:39 pmIAD-GTF
17h 29m1 stop
United Airlines Logo
6:15 am - 3:01 pmGTF-IAD
6h 46m1 stop
$561United Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 11

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
Dec 6
DCA8:00 amWashington, D.C. Reagan-National
12h 55m
1 stop
GTF6:55 pmGreat Falls
Dec 15
GTF7:35 pmGreat Falls
18h 33m
1 stop
DCA4:08 pmWashington, D.C. Reagan-National
$334
Find similar
Alaska Airlines
Dec 6
DCA8:00 amWashington, D.C. Reagan-National
12h 55m
1 stop
GTF6:55 pmGreat Falls
Dec 14
GTF7:35 pmGreat Falls
24h 24m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$359
Find similar
Alaska Airlines
Dec 6
DCA5:00 pmWashington, D.C. Reagan-National
27h 55m
1 stop
GTF6:55 pmGreat Falls
Dec 15
GTF7:35 pmGreat Falls
22h 25m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$381
Find similar

Delta flights from District of Columbia to Great Falls

Our best Delta deals on District of Columbia to Great Falls flight tickets
Delta
Dec 6
IAD7:15 amWashington, D.C. Dulles Intl
12h 13m
2 stops
GTF5:28 pmGreat Falls
Dec 14
GTF1:12 pmGreat Falls
8h 17m
1 stop
IAD11:29 pmWashington, D.C. Dulles Intl
$416
Find similar
Delta
Dec 6
IAD7:15 amWashington, D.C. Dulles Intl
12h 13m
2 stops
GTF5:28 pmGreat Falls
Dec 15
GTF1:12 pmGreat Falls
9h 00m
2 stops
IAD12:12 amWashington, D.C. Dulles Intl
$421
Find similar
Delta
Dec 3
DCA5:11 pmWashington, D.C. Reagan-National
7h 19m
1 stop
GTF10:30 pmGreat Falls
Dec 11
GTF5:30 amGreat Falls
8h 31m
1 stop
DCA4:01 pmWashington, D.C. Reagan-National
$427
Find similar

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 November 6, 2025.
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

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 12/6

8:00 am-6:55 pm

1 stop12h 55m

Great Falls

Mon 12/15

7:35 pm-4:08 pm

1 stop18h 33m

$334

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 12/6

7:34 am-6:55 pm

1 stop13h 21m

Great Falls

Sun 12/14

7:35 pm-6:06 am

1 stop8h 31m

$334

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 12/6

8:00 am-6:55 pm

1 stop12h 55m

Great Falls

Sun 12/14

7:35 pm-9:59 pm

1 stop24h 24m

$359

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Sat 12/6

5:00 pm-6:55 pm

1 stop27h 55m

Great Falls

Mon 12/15

7:35 pm-8:00 pm

2 stops22h 25m

$381

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 12/6

7:15 am-5:28 pm

2 stops12h 13m

Great Falls

Sun 12/14

1:12 pm-11:29 pm

1 stop8h 17m

$416

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Sat 12/6

7:15 am-5:28 pm

2 stops12h 13m

Great Falls

Mon 12/15

1:12 pm-12:12 am

2 stops9h 00m

$421

Washington, D.C.Great Falls

DCA - GTF

DCAGTF

Washington, D.C. Reagan-National

Wed 12/3

5:11 pm-10:30 pm

1 stop7h 19m

Great Falls

Thu 12/11

5:30 am-4:01 pm

1 stop8h 31m

$427

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 12/3

2:30 pm-9:32 pm

1 stop9h 02m

Great Falls

Thu 12/11

6:15 am-3:01 pm

1 stop6h 46m

$530

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Thu 11/20

2:25 pm-10:39 pm

1 stop10h 14m

Great Falls

Mon 11/24

6:20 am-4:30 pm

1 stop8h 10m

$558

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 12/3

10:10 pm-1:39 pm

1 stop17h 29m

Great Falls

Thu 12/11

6:15 am-3:01 pm

1 stop6h 46m

$561

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 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 District of Columbia 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 District of Columbia 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 District of Columbia in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
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 $384Free CancellationRating
7.4
9,007 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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