What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Great Falls round-trip?

Flying on Alaska Airlines is currently your cheapest option to Great Falls, with prices starting at $429. Alaska Airlines is currently priced 44% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Great Falls one-way?

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $192. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Great Falls for a low price.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Great Falls?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Great Falls (average of $367). Flying from Washington, D.C. Dulles Intl Airport to Great Falls in June is currently the most expensive (average of $605). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Great Falls flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Great Falls?

Users have found that flying from Washington, D.C. Dulles Intl Airport to Great Falls on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

The best pricing can be found in the month of April. Prices to Great Falls from Washington, D.C. Dulles Intl Airport average $689. You can even find prices in April for less than $689, as users have found deals to Great Falls from as low as $274. The month of May appears to be one of the more expensive times to travel to Great Falls from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 63%.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Great Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Great Falls from Washington, D.C. Dulles Intl?

Great Falls (GTF), located 3.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Great Falls. 1 airline have flights to Great Falls from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Great Falls should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

Can I find deals for flights from Dulles Intl to Great Falls that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Great Falls?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Great Falls.

Can I find deals for business class flights from Dulles Intl to Great Falls?

Yes. Cheapflights offers flight deals from Dulles Intl to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$192+ Save on Flights from Washington, D.C. Dulles Intl Airport to Great Falls

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Cheap flight deals from Dulles Intl to Great Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$429 (Alaska Airlines)
One-way from	$192 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$853

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Great Falls flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Great Falls flights.

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From Washington, D.C. Dulles Intl to Great Falls

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One-way flight from Washington, D.C. Dulles Intl to Great Falls

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Highest demand for flights based on searches. 9% potential increase in price ($83 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Dulles Intl to Great Falls

Cheapest flights from Dulles Intl to Great Falls
Explore the most affordable flight options available from Dulles Intl to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

Fri 5/26:30 amIAD - GTF

1 stop12h 57mAlaska Airlines

Sun 5/46:07 pmGTF - IAD

1 stop11h 36mAlaska Airlines

Deal found 3/7

$429

Thu 4/108:30 amIAD - GTF

1 stop7h 06mUnited Airlines

Sat 4/126:40 amGTF - IAD

1 stop6h 52mUnited Airlines

Deal found 3/7

$430

Wed 6/117:30 amIAD - GTF

2 stops12h 09mDelta

Mon 6/166:20 pmGTF - IAD

2 stops12h 50mDelta

Deal found 3/7

$509

Best flights from Dulles Intl to Great Falls
Discover carefully curated flight deals from Dulles Intl to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2025.

Fri 5/26:30 amIAD - GTF

1 stop12h 57mAlaska Airlines

Sun 5/46:07 pmGTF - IAD

1 stop11h 36mAlaska Airlines

Deal found 3/7

$429

Last-minute flights from Dulles Intl to Great Falls
Discover last-minute flight deals from Dulles Intl to Great Falls. Data last updated March 8, 2025 and is based on user searches.

Thu 4/108:30 amIAD - GTF

1 stop7h 06mUnited Airlines

Sat 4/126:40 amGTF - IAD

1 stop6h 52mUnited Airlines

Deal found 3/7

$430

Thu 4/107:00 amIAD - GTF

1 stop10h 12mAlaska Airlines

Sat 4/123:52 pmGTF - IAD

2 stops35h 48mAlaska Airlines

Deal found 3/7

$570

One-way flights from Dulles Intl to Great Falls
Search for one-way flight options from Dulles Intl to Great Falls. Find affordable one-way fares based on user searches. Data last updated March 8, 2025.

Fri 4/48:30 amIAD - GTF

1 stop7h 06mUnited Airlines

Deal found 3/6

$192

Fri 4/47:31 amIAD - GTF

2 stops33h 41mAlaska Airlines

Deal found 3/7

$232

Fri 4/43:05 pmIAD - GTF

1 stop7h 27mDelta

Deal found 3/7

$478

Fri 4/412:45 pmIAD - GTF

3 stops28h 27mMultiple Airlines

Deal found 3/6

$563

Find flights from Dulles Intl to Great Falls within your budget

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 5/2

6:30 am-5:27 pm

1 stop12h 57m

Great Falls

Sun 5/4

6:07 pm-7:43 am

1 stop11h 36m

$429

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Thu 4/10

8:30 am-1:36 pm

1 stop7h 06m

Great Falls

Sat 4/12

6:40 am-3:32 pm

1 stop6h 52m

$430

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 6/11

7:30 am-5:39 pm

2 stops12h 09m

Great Falls

Mon 6/16

6:20 pm-9:10 am

2 stops12h 50m

$509

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 4/4

7:31 am-3:12 pm

2 stops33h 41m

$232

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 4/4

8:30 am-1:36 pm

1 stop7h 06m

$235

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 4/4

3:05 pm-8:32 pm

1 stop7h 27m

$478

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 4/4

12:45 pm-3:12 pm

3 stops28h 27m

$622

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Compare providers for flights from Dulles Intl to Great Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Great Falls in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Great Falls flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Great Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Dulles Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Dulles Intl to Great Falls

Get recent, data-driven insights about flights from Dulles Intl to Great Falls including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from IAD to GTF?

Unlike in the morning, when flights are generally more expensive, you can save up to 24% on flights from Washington, D.C. Dulles Intl Airport to Great Falls by exploring options for tickets at noon.

Rainfall in Great Falls by month

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Great Falls

Alaska Airlines

8.0

Very good

9,716 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,716 reviews

Alaska Airlines

8.0

Very good

9,716 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

8,024 reviews

Alaska Airlines

8.0

Very good

9,716 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,649 reviews

Alaska Airlines

8.0

Very good

9,716 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly into for flights to Great Falls from Washington, D.C. Dulles Intl?
Great Falls (GTF), located 3.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Great Falls. 1 airline have flights to Great Falls from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Great Falls should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.
What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Great Falls round-trip?
Flying on Alaska Airlines is currently your cheapest option to Great Falls, with prices starting at $429. Alaska Airlines is currently priced 44% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Great Falls one-way?
The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $192. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Great Falls for a low price.
Can I find deals for flights from Dulles Intl to Great Falls that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Great Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Great Falls.
Can I find deals for business class flights from Dulles Intl to Great Falls?
Yes. Cheapflights offers flight deals from Dulles Intl to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Great Falls?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Great Falls (average of $367). Flying from Washington, D.C. Dulles Intl Airport to Great Falls in June is currently the most expensive (average of $605). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Dulles Intl to Great Falls

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$466	Average$747	FlexibilityNo cancel fee	On-time69%

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$192+ Cheap flights from Dulles Intl (IAD) to Great Falls (GTF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Great Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Great Falls

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dulles Intl to Great Falls

Cheapest flights from Dulles Intl to Great FallsExplore the most affordable flight options available from Dulles Intl to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

Explore the most affordable flight options available from Dulles Intl to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

Find flights from Dulles Intl to Great Falls within your budget

Compare providers for flights from Dulles Intl to Great Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Great Falls in March.

Best time to book a flight from Dulles Intl to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Dulles Intl with our price prediction graph.

Travel insights for flights from Dulles Intl to Great Falls

Get recent, data-driven insights about flights from Dulles Intl to Great Falls including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from IAD to GTF?

Find hourly flight availability from Dulles Intl to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 8, 2025.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

Reviews of airlines servicing Great Falls

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Great Falls from Washington, D.C. Dulles Intl?

What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Great Falls round-trip?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Great Falls one-way?

Can I find deals for flights from Dulles Intl to Great Falls that include hotel bookings?

How can I find direct flights from Dulles Intl to Great Falls?

Can I find deals for business class flights from Dulles Intl to Great Falls?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Great Falls?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Great Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Dulles Intl to Great Falls

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Cheapest flights from Dulles Intl to Great Falls
Explore the most affordable flight options available from Dulles Intl to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.