What is the cheapest airline that flies from Great Falls to District of Columbia?

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

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

Prices for flights from Great Falls Airport to District of Columbia refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The required travel and health documents for your District of Columbia 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 District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$282 Cheap Flights from Great Falls to District of Columbia in 2026

Find the cheapest flights from Great Falls to District of Columbia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:13 pm - 11:35 pm

GTF

IAD

8h 22m

1 stop

7:00 am - 12:33 pm

IAD

GTF

7h 33m

1 stop

$338Delta

Tue, Oct 20 - Sat, Oct 24

6:21 pm - 11:50 am

GTF

IAD

15h 29m

2 stops

7:00 am - 12:33 pm

IAD

GTF

7h 33m

1 stop

$369Delta

Mon, Oct 5 - Sat, Oct 10

5:15 pm - 5:40 am

GTF

IAD

10h 25m

1 stop

9:35 am - 4:35 pm

IAD

GTF

9h 00m

1 stop

$373Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

6:18 pm - 10:09 am

GTF

DCA

13h 51m

2 stops

6:00 am - 5:42 pm

DCA

GTF

13h 42m

2 stops

$374Delta

Tue, Oct 20 - Sat, Oct 24

5:15 pm - 5:40 am

GTF

IAD

10h 25m

1 stop

9:35 am - 4:35 pm

IAD

GTF

9h 00m

1 stop

$398Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

5:15 pm - 5:40 am

GTF

IAD

10h 25m

1 stop

7:46 am - 4:17 pm

IAD

GTF

10h 31m

1 stop

$408Alaska Airlines

Sat, Oct 31 - Wed, Nov 4

1:13 pm - 10:17 am

GTF

IAD

19h 04m

2 stops

7:00 am - 12:33 pm

IAD

GTF

7h 33m

1 stop

$412Delta

Tue, Oct 6 - Sat, Oct 10

6:18 pm - 10:09 am

GTF

DCA

13h 51m

2 stops

6:00 am - 5:42 pm

DCA

GTF

13h 42m

2 stops

$414Delta

Tue, Oct 20 - Sat, Oct 24

6:18 pm - 9:12 am

GTF

IAD

12h 54m

2 stops

7:00 am - 12:33 pm

IAD

GTF

7h 33m

1 stop

$439Delta

Tue, Oct 20 - Sat, Oct 24

6:18 pm - 10:09 am

GTF

DCA

13h 51m

2 stops

6:00 am - 5:42 pm

DCA

GTF

13h 42m

2 stops

$444Delta

Tue, Oct 20 - Sat, Oct 24

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Alaska Airlines flights from Great Falls to District of Columbia

Our best Alaska Airlines deals on Great Falls to District of Columbia flight tickets

Alaska Airlines

Oct 20

GTF5:15 pmGreat Falls

10h 25m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

Oct 24

IAD9:35 amWashington, D.C. Dulles Intl

9h 00m

1 stop

GTF4:35 pmGreat Falls

$373

Alaska Airlines

Oct 20

GTF5:15 pmGreat Falls

10h 25m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

Oct 24

IAD9:35 amWashington, D.C. Dulles Intl

9h 00m

1 stop

GTF4:35 pmGreat Falls

$398

Alaska Airlines

Oct 31

GTF5:15 pmGreat Falls

10h 25m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

Nov 4

IAD7:46 amWashington, D.C. Dulles Intl

10h 31m

1 stop

GTF4:17 pmGreat Falls

$408

United Airlines flights from Great Falls to District of Columbia

Our best United Airlines deals on Great Falls to District of Columbia flight tickets

United Airlines

Aug 22

GTF6:15 amGreat Falls

13h 03m

2 stops

IAD9:18 pmWashington, D.C. Dulles Intl

Aug 25

IAD2:43 pmWashington, D.C. Dulles Intl

8h 29m

1 stop

GTF9:12 pmGreat Falls

$562

United Airlines

Oct 31

GTF6:30 amGreat Falls

12h 50m

2 stops

IAD9:20 pmWashington, D.C. Dulles Intl

Nov 4

IAD8:15 amWashington, D.C. Dulles Intl

15h 32m

2 stops

GTF9:47 pmGreat Falls

$605

United Airlines

Aug 22

GTF6:15 amGreat Falls

13h 03m

2 stops

IAD9:18 pmWashington, D.C. Dulles Intl

Aug 25

IAD8:36 amWashington, D.C. Dulles Intl

14h 36m

2 stops

GTF9:12 pmGreat Falls

$661

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Tue 10/20

1:13 pm-11:35 pm

1 stop8h 22m

Washington, D.C. Dulles Intl

Sat 10/24

7:00 am-12:33 pm

1 stop7h 33m

$338

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Mon 10/5

6:21 pm-11:50 am

2 stops15h 29m

Washington, D.C. Dulles Intl

Sat 10/10

7:00 am-12:33 pm

1 stop7h 33m

$369

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Tue 10/20

5:15 pm-5:40 am

1 stop10h 25m

Washington, D.C. Dulles Intl

Sat 10/24

9:35 am-4:35 pm

1 stop9h 00m

$373

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

Tue 10/20

6:18 pm-10:09 am

2 stops13h 51m

Washington, D.C. Reagan-National

Sat 10/24

6:00 am-5:42 pm

2 stops13h 42m

$374

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Tue 10/20

5:15 pm-5:40 am

1 stop10h 25m

Washington, D.C. Dulles Intl

Sat 10/24

9:35 am-4:35 pm

1 stop9h 00m

$398

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Sat 10/31

5:15 pm-5:40 am

1 stop10h 25m

Washington, D.C. Dulles Intl

Wed 11/4

7:46 am-4:17 pm

1 stop10h 31m

$408

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Tue 10/6

1:13 pm-10:17 am

2 stops19h 04m

Washington, D.C. Dulles Intl

Sat 10/10

7:00 am-12:33 pm

1 stop7h 33m

$412

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

Tue 10/20

6:18 pm-10:09 am

2 stops13h 51m

Washington, D.C. Reagan-National

Sat 10/24

6:00 am-5:42 pm

2 stops13h 42m

$414

Great FallsWashington, D.C.

GTF - IAD

GTFIAD

Great Falls

Tue 10/20

6:18 pm-9:12 am

2 stops12h 54m

Washington, D.C. Dulles Intl

Sat 10/24

7:00 am-12:33 pm

1 stop7h 33m

$439

Great FallsWashington, D.C.

GTF - DCA

GTFDCA

Great Falls

Tue 10/20

6:18 pm-10:09 am

2 stops13h 51m

Washington, D.C. Reagan-National

Sat 10/24

6:00 am-5:42 pm

2 stops13h 42m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls to District of Columbia

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

Prices

Airlines

Can stopping save me money on Great Falls to District of Columbia flights?

You could potentially save up to 6% on your flight if you consider stops on a Great Falls to District of Columbia flight.

Cheap Great Falls to District of Columbia flight deals and tips

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

Fastest flight time	8h 22m
Direct flights	None

The fastest flight from Great Falls to District of Columbia takes 8h 22m

There are no direct flights from Great Falls to District of Columbia. There are no popular flight routes from Great Falls to District of Columbia.

Search flight deals

Frequently asked questions about flying from Great Falls to District of Columbia

When did momondo last update prices for flights from Great Falls Airport to District of Columbia?
Prices for flights from Great Falls Airport to District of Columbia refresh daily.
How old do you have to be to fly from Great Falls Airport to District of Columbia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The required travel and health documents for your District of Columbia 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 District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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 Great Falls to District of Columbia for you.

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

All flight searches from Great Falls to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

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

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

I’m not ready to book a flight from Great Falls to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Great Falls to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.