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

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

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

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 Great Falls Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents you'll need for your trip to Washington, D.C. 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 Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$194 Cheap Flights from Great Falls to Washington, D.C. in 2026/27

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:37 pm - 11:25 pmGTF Great Falls-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Denver Intl

8:20 am - 1:49 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

7h 29m1 stop Denver Intl

$368United Airlines

Sat, Oct 24 - Fri, Oct 30

6:19 pm - 10:05 amGTF Great Falls-DCA Washington, D.C. Reagan-National

13h 46m2 stops Salt Lake City New York John F Kennedy Intl

5:00 pm - 10:53 pmDCA Washington, D.C. Reagan-National-GTF Great Falls

7h 53m1 stop Salt Lake City

$374Delta

Wed, Dec 16 - Wed, Jan 6

6:19 pm - 11:49 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

15h 30m2 stops Salt Lake City New York John F Kennedy Intl

7:15 am - 12:27 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

7h 12m1 stop Salt Lake City

$374Delta

Wed, Dec 16 - Wed, Jan 6

6:19 pm - 6:00 amGTF Great Falls-BWI Baltimore/Washington

9h 41m1 stop Salt Lake City

7:10 am - 12:27 pmBWI Baltimore/Washington-GTF Great Falls

7h 17m1 stop Salt Lake City

$388Delta

Wed, Dec 16 - Wed, Jan 6

1:19 pm - 1:07 amGTF Great Falls-BWI Baltimore/Washington

9h 48m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:10 am - 12:27 pmBWI Baltimore/Washington-GTF Great Falls

7h 17m1 stop Salt Lake City

$394Delta

Wed, Dec 16 - Wed, Jan 6

6:27 pm - 9:19 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

12h 52m2 stops Salt Lake City Atlanta Hartsfield-Jackson

6:13 am - 12:38 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

8h 25m1 stop Salt Lake City

$398Delta

Sat, Oct 24 - Fri, Oct 30

6:27 pm - 9:19 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

12h 52m2 stops Salt Lake City Atlanta Hartsfield-Jackson

6:05 am - 12:38 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

8h 33m2 stops Detroit Metropolitan Wayne County Salt Lake City

$403Delta

Sat, Oct 24 - Fri, Oct 30

6:27 pm - 10:09 amGTF Great Falls-DCA Washington, D.C. Reagan-National

13h 42m2 stops Salt Lake City New York John F Kennedy Intl

6:08 am - 5:47 pmDCA Washington, D.C. Reagan-National-GTF Great Falls

13h 39m2 stops New York John F Kennedy Intl Salt Lake City

$414Delta

Tue, Oct 20 - Sat, Oct 24

6:27 pm - 9:19 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

12h 52m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:23 am - 5:47 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

12h 24m2 stops Minneapolis St Paul Salt Lake City

$414Delta

Tue, Oct 20 - Sat, Oct 24

1:18 pm - 11:35 pmGTF Great Falls-IAD Washington, D.C. Dulles Intl

8h 17m1 stop Salt Lake City

6:13 am - 12:38 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

8h 25m1 stop Salt Lake City

$416Delta

Tue, Nov 3 - Fri, Nov 6

Cheap last minute flights

Enter your travel dates to find the best prices.

6:27 pm - 5:45 amGTF Great Falls-BWI Baltimore/Washington

9h 18m1 stop Salt Lake City

7:00 am - 12:38 pmBWI Baltimore/Washington-GTF Great Falls

7h 38m1 stop Salt Lake City

$548Delta

Mon, Oct 12 - Wed, Oct 14

6:27 pm - 5:45 amGTF Great Falls-BWI Baltimore/Washington

9h 18m1 stop Salt Lake City

12:37 pm - 10:29 pmBWI Baltimore/Washington-GTF Great Falls

11h 52m2 stops Detroit Metropolitan Wayne County Salt Lake City

$554Delta

Mon, Oct 12 - Wed, Oct 14

1:18 pm - 12:42 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

9h 24m2 stops Salt Lake City Atlanta Hartsfield-Jackson

6:13 am - 12:38 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

8h 25m1 stop Salt Lake City

$569Delta

Wed, Oct 7 - Wed, Oct 14

1:18 pm - 12:42 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

9h 24m2 stops Salt Lake City Atlanta Hartsfield-Jackson

10:14 am - 10:29 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

14h 15m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$605Delta

Wed, Oct 7 - Wed, Oct 14

5:15 pm - 5:40 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

10h 25m1 stop Seattle/Tacoma Intl

9:38 am - 4:35 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

8h 57m1 stop Seattle/Tacoma Intl

$650Alaska Airlines

Mon, Oct 12 - Wed, Oct 14

6:27 pm - 5:45 amGTF Great Falls-BWI Baltimore/Washington

9h 18m1 stop Salt Lake City

12:37 pm - 10:29 pmBWI Baltimore/Washington-GTF Great Falls

11h 52m2 stops Detroit Metropolitan Wayne County Salt Lake City

$784Delta

Mon, Oct 12 - Wed, Oct 14

6:27 pm - 9:16 amGTF Great Falls-BWI Baltimore/Washington

12h 49m2 stops Salt Lake City Atlanta Hartsfield-Jackson

12:37 pm - 10:29 pmBWI Baltimore/Washington-GTF Great Falls

11h 52m2 stops Detroit Metropolitan Wayne County Salt Lake City

$789Delta

Mon, Oct 12 - Wed, Oct 14

6:15 am - 3:04 pmGTF Great Falls-DCA Washington, D.C. Reagan-National

6h 49m1 stop Denver Intl

11:57 am - 9:22 pmDCA Washington, D.C. Reagan-National-GTF Great Falls

11h 25m2 stops Chicago O'Hare Intl Denver Intl

$805United Airlines

Mon, Oct 12 - Wed, Oct 14

6:15 am - 3:04 pmGTF Great Falls-DCA Washington, D.C. Reagan-National

6h 49m1 stop Denver Intl

11:57 am - 9:22 pmDCA Washington, D.C. Reagan-National-GTF Great Falls

11h 25m2 stops Chicago O'Hare Intl Denver Intl

$875United Airlines

Mon, Oct 12 - Wed, Oct 14

1:18 pm - 11:35 pmGTF Great Falls-IAD Washington, D.C. Dulles Intl

8h 17m1 stop Salt Lake City

7:23 am - 5:47 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

12h 24m2 stops Minneapolis St Paul Salt Lake City

$884Delta

Mon, Oct 12 - Wed, Oct 14

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

Our best United Airlines deals on Great Falls to Washington, D.C. flight tickets

United Airlines

Oct 24

GTF2:37 pmGreat Falls

6h 48m

1 stop

IAD11:25 pmWashington, D.C. Dulles Intl

Oct 30

IAD8:20 amWashington, D.C. Dulles Intl

7h 29m

1 stop

GTF1:49 pmGreat Falls

$368

United Airlines

Oct 20

GTF6:15 amGreat Falls

7h 31m

1 stop

IAD3:46 pmWashington, D.C. Dulles Intl

Oct 24

IAD4:12 pmWashington, D.C. Dulles Intl

7h 10m

1 stop

GTF9:22 pmGreat Falls

$438

United Airlines

Jan 7

GTF2:32 pmGreat Falls

6h 54m

1 stop

IAD11:26 pmWashington, D.C. Dulles Intl

Jan 9

IAD2:11 pmWashington, D.C. Dulles Intl

9h 31m

1 stop

GTF9:42 pmGreat Falls

$488

Delta flights from Great Falls to Washington, D.C.

Our best Delta deals on Great Falls to Washington, D.C. flight tickets

Delta

Dec 16

GTF6:19 pmGreat Falls

15h 30m

2 stops

IAD11:49 amWashington, D.C. Dulles Intl

Jan 6

IAD7:15 amWashington, D.C. Dulles Intl

7h 12m

1 stop

GTF12:27 pmGreat Falls

$374

Delta

Dec 16

GTF6:19 pmGreat Falls

9h 41m

1 stop

BWI6:00 amBaltimore/Washington

Jan 6

BWI7:10 amBaltimore/Washington

7h 17m

1 stop

GTF12:27 pmGreat Falls

$388

Delta

Dec 16

GTF1:19 pmGreat Falls

9h 48m

2 stops

BWI1:07 amBaltimore/Washington

Jan 6

BWI7:10 amBaltimore/Washington

7h 17m

1 stop

GTF12:27 pmGreat Falls

$394

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Sat 10/24

2:37 pm-11:25 pm

1 stop6h 48m

Washington, D.C. Dulles Intl

Fri 10/30

8:20 am-1:49 pm

1 stop7h 29m

$368

Great FallsWashington, D.C.

GTF Great Falls - DCA Washington, D.C. Reagan-National

GTFDCA

Great Falls

Wed 12/16

6:19 pm-10:05 am

2 stops13h 46m

Washington, D.C. Reagan-National

Wed 1/6

5:00 pm-10:53 pm

1 stop7h 53m

$374

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Wed 12/16

6:19 pm-11:49 am

2 stops15h 30m

Washington, D.C. Dulles Intl

Wed 1/6

7:15 am-12:27 pm

1 stop7h 12m

$374

Great FallsBaltimore

GTF Great Falls - BWI Baltimore/Washington

GTFBWI

Great Falls

Wed 12/16

6:19 pm-6:00 am

1 stop9h 41m

Baltimore/Washington

Wed 1/6

7:10 am-12:27 pm

1 stop7h 17m

$388

Great FallsBaltimore

GTF Great Falls - BWI Baltimore/Washington

GTFBWI

Great Falls

Wed 12/16

1:19 pm-1:07 am

2 stops9h 48m

Baltimore/Washington

Wed 1/6

7:10 am-12:27 pm

1 stop7h 17m

$394

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Sat 10/24

6:27 pm-9:19 am

2 stops12h 52m

Washington, D.C. Dulles Intl

Fri 10/30

6:13 am-12:38 pm

1 stop8h 25m

$398

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Sat 10/24

6:27 pm-9:19 am

2 stops12h 52m

Washington, D.C. Dulles Intl

Fri 10/30

6:05 am-12:38 pm

2 stops8h 33m

$403

Great FallsWashington, D.C.

GTF Great Falls - DCA Washington, D.C. Reagan-National

GTFDCA

Great Falls

Tue 10/20

6:27 pm-10:09 am

2 stops13h 42m

Washington, D.C. Reagan-National

Sat 10/24

6:08 am-5:47 pm

2 stops13h 39m

$414

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Tue 10/20

6:27 pm-9:19 am

2 stops12h 52m

Washington, D.C. Dulles Intl

Sat 10/24

7:23 am-5:47 pm

2 stops12h 24m

$414

Great FallsWashington, D.C.

GTF Great Falls - IAD Washington, D.C. Dulles Intl

GTFIAD

Great Falls

Tue 11/3

1:18 pm-11:35 pm

1 stop8h 17m

Washington, D.C. Dulles Intl

Fri 11/6

6:13 am-12:38 pm

1 stop8h 25m

$416

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 Washington, D.C.

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 Great Falls to Washington, D.C.?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Great Falls to Washington, D.C.

When to book flights from Great Falls to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Great Falls to Washington, D.C. (GTF to WAS) flight deals and tips

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

Best Price Found	$194
Fastest flight time	6h 30m
Direct flights	None

The best one-way flight to Washington, D.C. from Great Falls in the past 72 hours is $194. The best round-trip flight deal from Great Falls to Washington, D.C. found on momondo in the last 72 hours is $368.

The fastest flight from Great Falls to Washington, D.C. takes 6h 30m

There are no direct flights from Great Falls to Washington, D.C.. There are no popular flight routes from Great Falls to Washington, D.C..

Search flight deals

Frequently asked questions about flying from Great Falls to Washington, D.C.

How far is Great Falls to Washington, D.C. by plane?
The distance between Great Falls and Washington, D.C. is about 1806.6 mi. Typically, this will take 6h 30m by plane in normal conditions.
When did momondo last update prices for flights from Great Falls Airport to Washington, D.C.?
Prices for flights from Great Falls Airport to Washington, D.C. refresh daily.
How old do you have to be to fly from Great Falls Airport to Washington, D.C.?
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 Great Falls Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. 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 Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Great Falls to Washington, D.C.?
Based on momondo bookings for flights between Great Falls and Washington, D.C., the leading airline is United Airlines, making up 100% of the total bookings.

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Waldorf

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Rockville

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Colonial Beach

Camp Springs

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Great Falls to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Washington, D.C. from Great Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Great Falls to Washington, D.C..

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

Yes. momondo can track prices for Great Falls to Washington, D.C. 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.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Great Falls to Washington, D.C. from $194

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Washington, D.C. departing on 1/5. 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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United Airlines flights from Great Falls to Washington, D.C.

Our best United Airlines deals on Great Falls to Washington, D.C. flight tickets

Delta flights from Great Falls to Washington, D.C.

Our best Delta deals on Great Falls to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Great Falls to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Great Falls to Washington, D.C.

What is the cheapest airline that flies from Great Falls to Washington, D.C.?

When to book flights from Great Falls to Washington, D.C.

Cheap Great Falls to Washington, D.C. (GTF to WAS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Great Falls to Washington, D.C.

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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