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Cheap flights from Great Falls to Washington, D.C. Dulles Intl Airport from $242

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. Dulles Intl Airport departing on 5/20. 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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Easily compare round-trip flights from Great Falls to Washington, D.C. Dulles Intl Airport

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Great Falls to Washington, D.C. Dulles Intl Airport by changing tabs
United Airlines
Jul 9
GTF2:15 pmGreat Falls
19h 37m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
Jul 13
IAD8:30 amWashington, D.C. Dulles Intl
14h 48m
2 stops
GTF9:18 pmGreat Falls
Alaska Airlines
Oct 11
GTF4:10 pmGreat Falls
13h 19m
1 stop
IAD7:29 amWashington, D.C. Dulles Intl
Oct 14
IAD4:00 pmWashington, D.C. Dulles Intl
25h 30m
1 stop
GTF3:30 pmGreat Falls
Delta
Jun 16
GTF6:00 amGreat Falls
8h 20m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
Jun 19
IAD1:25 pmWashington, D.C. Dulles Intl
11h 23m
2 stops
GTF10:48 pmGreat Falls
United Airlines
Jul 9
GTF2:15 pmGreat Falls
19h 37m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
Jul 13
IAD2:20 pmWashington, D.C. Dulles Intl
8h 58m
1 stop
GTF9:18 pmGreat Falls
Alaska Airlines
Jun 16
GTF4:11 pmGreat Falls
13h 19m
1 stop
IAD7:30 amWashington, D.C. Dulles Intl
Jun 19
IAD7:00 pmWashington, D.C. Dulles Intl
30h 59m
1 stop
GTF11:59 pmGreat Falls
United Airlines
Jul 9
GTF2:15 pmGreat Falls
19h 37m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
Jul 13
IAD8:30 amWashington, D.C. Dulles Intl
14h 48m
2 stops
GTF9:18 pmGreat Falls

Find the cheapest one-way flights from Great Falls to Washington, D.C. Dulles Intl Airport

If you're looking for one-way flights from Great Falls to Washington, D.C. Dulles Intl Airport, view some of our deals below provided by Alaska Airlines, Delta and United Airlines
Alaska Airlines
May 20
GTF4:06 pmGreat Falls
29h 53m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
Delta
Jun 26
GTF5:45 amGreat Falls
13h 42m
2 stops
IAD9:27 pmWashington, D.C. Dulles Intl
United Airlines
May 15
GTF6:50 amGreat Falls
6h 48m
1 stop
IAD3:38 pmWashington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. Dulles Intl Airport from Great Falls

Find and compare round-trip flight prices for your last-minute flight from Great Falls to Washington, D.C. Dulles Intl Airport
United Airlines
May 6
GTF2:25 pmGreat Falls
19h 11m
1 stop
IAD11:36 amWashington, D.C. Dulles Intl
May 9
IAD8:15 amWashington, D.C. Dulles Intl
7h 21m
1 stop
GTF1:36 pmGreat Falls
Alaska Airlines
May 6
GTF3:46 pmGreat Falls
12h 09m
2 stops
IAD5:55 amWashington, D.C. Dulles Intl
May 9
IAD5:59 pmWashington, D.C. Dulles Intl
23h 07m
2 stops
GTF3:06 pmGreat Falls
Delta
Apr 30
GTF5:50 amGreat Falls
16h 09m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
May 4
IAD6:00 amWashington, D.C. Dulles Intl
16h 09m
2 stops
GTF8:09 pmGreat Falls
United Airlines
May 6
GTF2:25 pmGreat Falls
14h 51m
2 stops
IAD7:16 amWashington, D.C. Dulles Intl
May 9
IAD8:15 amWashington, D.C. Dulles Intl
7h 21m
1 stop
GTF1:36 pmGreat Falls
United Airlines
Apr 30
GTF2:25 pmGreat Falls
6h 49m
1 stop
IAD11:14 pmWashington, D.C. Dulles Intl
May 4
IAD10:00 pmWashington, D.C. Dulles Intl
25h 16m
1 stop
GTF9:16 pmGreat Falls
United Airlines
Apr 30
GTF2:25 pmGreat Falls
6h 49m
1 stop
IAD11:14 pmWashington, D.C. Dulles Intl
May 4
IAD8:28 amWashington, D.C. Dulles Intl
14h 48m
2 stops
GTF9:16 pmGreat Falls

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

Compare and see reviews for airlines that fly from Great Falls to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $320Free CancellationRating
7.4
11,228 reviews
Search United Airlines flights
DeltaPriceFrom $432Free CancellationRating
8.0
10,951 reviews
Search Delta flights

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

Our best Alaska Airlines deals on Great Falls to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines
Oct 11
GTF4:10 pmGreat Falls
13h 19m
1 stop
IAD7:29 amWashington, D.C. Dulles Intl
Oct 14
IAD4:00 pmWashington, D.C. Dulles Intl
25h 30m
1 stop
GTF3:30 pmGreat Falls
Alaska Airlines
Jun 16
GTF4:11 pmGreat Falls
13h 19m
1 stop
IAD7:30 amWashington, D.C. Dulles Intl
Jun 19
IAD7:00 pmWashington, D.C. Dulles Intl
30h 59m
1 stop
GTF11:59 pmGreat Falls
Alaska Airlines
Oct 11
GTF4:10 pmGreat Falls
13h 19m
1 stop
IAD7:29 amWashington, D.C. Dulles Intl
Oct 14
IAD7:55 pmWashington, D.C. Dulles Intl
30h 04m
2 stops
GTF11:59 pmGreat Falls

Delta flights from Great Falls to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Great Falls to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Jun 16
GTF6:00 amGreat Falls
8h 20m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
Jun 19
IAD1:25 pmWashington, D.C. Dulles Intl
11h 23m
2 stops
GTF10:48 pmGreat Falls
Delta
Jun 16
GTF6:15 pmGreat Falls
12h 58m
2 stops
IAD9:13 amWashington, D.C. Dulles Intl
Jun 19
IAD1:25 pmWashington, D.C. Dulles Intl
11h 23m
2 stops
GTF10:48 pmGreat Falls
Delta
Apr 30
GTF5:50 amGreat Falls
16h 09m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
May 4
IAD6:00 amWashington, D.C. Dulles Intl
16h 09m
2 stops
GTF8:09 pmGreat Falls

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

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 Great Falls for Washington, D.C. Dulles Intl Airport?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Friday

When is the cheapest time to fly from Great Falls to Washington, D.C. Dulles Intl Airport?

At noon. Great Falls to Washington, D.C. Dulles Intl Airport flights are approximately 5% more expensive in the morning than at noon

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

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

Cheap Great Falls to Washington, D.C. Dulles Intl Airport (GTF to IAD) flight deals and tips

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

Best Price Found

$242

Fastest flight time

6h 48m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Great Falls in the past 72 hours is $242. The best round-trip flight deal from Great Falls to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $550.
The fastest flight from Great Falls to Washington, D.C. Dulles Intl Airport takes 6h 48m
There are no direct flights from Great Falls to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Great Falls Airport - Washington, D.C. Dulles Intl Airport.

  • How far is Great Falls to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Great Falls to Washington, D.C. Dulles Intl is 1785.9 mi. A reasonable flight in good conditions will take 6h 50m.

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

    Prices for flights from Great Falls Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Great Falls.

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

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

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

Once you have performed a search for Great Falls to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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