What is the cheapest airline that flies from Maryland to Great Falls?

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from Maryland to Great Falls

When did momondo last update prices for flights from Maryland to Great Falls Airport?

Prices for flights from Maryland to Great Falls Airport refresh daily.

How many operators does momondo search for flights from Maryland to Great Falls Airport?

As of September 2026, there are 2 operators available to choose from for flights from Maryland to Great Falls Airport.

How old do you have to be to fly from Maryland to Great Falls 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 Maryland to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

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

$174 Cheap Flights from Maryland to Great Falls in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maryland to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 am - 12:35 pmBWI Baltimore/Washington-GTF Great Falls

7h 00m1 stop Salt Lake City

6:27 pm - 6:02 amGTF Great Falls-BWI Baltimore/Washington

9h 35m1 stop Salt Lake City

$348Delta

Fri, Oct 2 - Wed, Oct 7

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

7h 38m1 stop Salt Lake City

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

9h 18m1 stop Salt Lake City

$348Delta

Fri, Oct 30 - Mon, Nov 2

7:35 am - 12:35 pmBWI Baltimore/Washington-GTF Great Falls

7h 00m1 stop Salt Lake City

6:21 pm - 6:14 amGTF Great Falls-BWI Baltimore/Washington

9h 53m1 stop Salt Lake City

$348Delta

Sat, Oct 3 - Mon, Oct 5

7:35 am - 12:35 pmBWI Baltimore/Washington-GTF Great Falls

7h 00m1 stop Salt Lake City

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

9h 18m1 stop Salt Lake City

$348Delta

Sat, Oct 3 - Sat, Oct 10

12:34 pm - 9:38 pmBWI Baltimore/Washington-GTF Great Falls

11h 04m2 stops Chicago O'Hare Intl Denver Intl

2:45 pm - 11:08 pmGTF Great Falls-BWI Baltimore/Washington

6h 23m1 stop Denver Intl

$354United Airlines

Fri, Oct 30 - Mon, Nov 2

1:16 pm - 9:38 pmPHL Philadelphia-GTF Great Falls

10h 22m2 stops Chicago O'Hare Intl Denver Intl

2:45 pm - 11:39 pmGTF Great Falls-PHL Philadelphia

6h 54m1 stop Denver Intl

$374United Airlines

Fri, Oct 30 - Sat, Nov 7

7:45 am - 1:49 pmPHL Philadelphia-GTF Great Falls

8h 04m1 stop Denver Intl

2:45 pm - 11:39 pmGTF Great Falls-PHL Philadelphia

6h 54m1 stop Denver Intl

$381United Airlines

Fri, Oct 30 - Sat, Nov 7

7:02 am - 4:35 pmPHL Philadelphia-GTF Great Falls

11h 33m1 stop Seattle/Tacoma Intl

4:59 pm - 5:32 amGTF Great Falls-PHL Philadelphia

10h 33m1 stop Seattle/Tacoma Intl

$438Alaska Airlines

Fri, Oct 30 - Sat, Nov 7

7:15 pm - 4:39 pmBWI Baltimore/Washington-GTF Great Falls

23h 24m1 stop Seattle/Tacoma Intl

5:15 pm - 5:20 amGTF Great Falls-BWI Baltimore/Washington

10h 05m1 stop Seattle/Tacoma Intl

$438Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

7:02 am - 4:35 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

11h 33m1 stop Seattle/Tacoma Intl

5:15 pm - 11:59 pmGTF Great Falls-IAD Washington, D.C. Dulles Intl

28h 44m1 stop Seattle/Tacoma Intl

$463Alaska Airlines

Sat, Oct 24 - Wed, Oct 28

Cheap last minute flights

Enter your travel dates to find the best prices.

8:15 am - 1:29 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

7h 14m1 stop Denver Intl

2:25 pm - 12:32 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

8h 07m1 stop Denver Intl

$463United Airlines

Sat, Sep 12 - Mon, Sep 21

7:00 am - 12:35 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

7h 35m1 stop Salt Lake City

6:21 pm - 11:45 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

15h 24m2 stops Salt Lake City New York John F Kennedy Intl

$504Delta

Sat, Sep 12 - Mon, Sep 21

8:00 am - 1:29 pmPHL Philadelphia-GTF Great Falls

7h 29m1 stop Denver Intl

2:25 pm - 11:44 pmGTF Great Falls-PHL Philadelphia

7h 19m1 stop Denver Intl

$508United Airlines

Fri, Sep 11 - Mon, Sep 14

4:15 pm - 9:12 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

6h 57m1 stop Denver Intl

2:25 pm - 12:32 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

8h 07m1 stop Denver Intl

$508United Airlines

Fri, Sep 11 - Mon, Sep 14

12:25 pm - 10:37 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

12h 12m2 stops New York John F Kennedy Intl Salt Lake City

6:21 pm - 11:45 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

15h 24m2 stops Salt Lake City New York John F Kennedy Intl

$584Delta

Sat, Sep 12 - Mon, Sep 21

8:00 am - 1:29 pmPHL Philadelphia-GTF Great Falls

7h 29m1 stop Denver Intl

6:15 am - 3:53 pmGTF Great Falls-PHL Philadelphia

7h 38m1 stop Denver Intl

$679United Airlines

Wed, Sep 9 - Sat, Sep 12

7:15 pm - 4:39 pmBWI Baltimore/Washington-GTF Great Falls

23h 24m1 stop Seattle/Tacoma Intl

5:19 pm - 6:30 amGTF Great Falls-BWI Baltimore/Washington

11h 11m1 stop Seattle/Tacoma Intl

$898Alaska Airlines

Fri, Sep 11 - Mon, Sep 14

7:00 am - 12:35 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

7h 35m1 stop Salt Lake City

6:21 pm - 11:45 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

15h 24m2 stops Salt Lake City New York John F Kennedy Intl

$952Delta

Thu, Sep 10 - Mon, Sep 14

5:57 pm - 4:39 pmIAD Washington, D.C. Dulles Intl-GTF Great Falls

24h 42m1 stop Seattle/Tacoma Intl

5:19 pm - 5:40 amGTF Great Falls-IAD Washington, D.C. Dulles Intl

10h 21m1 stop Seattle/Tacoma Intl

$1,250Alaska Airlines

Thu, Sep 10 - Mon, Sep 14

7:50 am - 4:45 pmBWI Baltimore/Washington-GTF Great Falls

10h 55m1 stop Seattle/Tacoma Intl

5:19 pm - 6:30 amGTF Great Falls-BWI Baltimore/Washington

11h 11m1 stop Seattle/Tacoma Intl

$4,291Alaska Airlines

Sun, Sep 6 - Sat, Sep 12

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United Airlines flights from Maryland to Great Falls

Our best United Airlines deals on Maryland to Great Falls flight tickets

United Airlines

Oct 30

PHL1:16 pmPhiladelphia

10h 22m

2 stops

GTF9:38 pmGreat Falls

Nov 7

GTF2:45 pmGreat Falls

6h 54m

1 stop

PHL11:39 pmPhiladelphia

$374

United Airlines

Oct 30

PHL7:45 amPhiladelphia

8h 04m

1 stop

GTF1:49 pmGreat Falls

Nov 7

GTF2:45 pmGreat Falls

6h 54m

1 stop

PHL11:39 pmPhiladelphia

$381

United Airlines

Sep 29

BWI4:13 pmBaltimore/Washington

7h 09m

1 stop

GTF9:22 pmGreat Falls

Oct 3

GTF6:15 amGreat Falls

12h 48m

2 stops

BWI9:03 pmBaltimore/Washington

$419

Delta flights from Maryland to Great Falls

Our best Delta deals on Maryland to Great Falls flight tickets

Delta

Oct 3

BWI7:35 amBaltimore/Washington

7h 00m

1 stop

GTF12:35 pmGreat Falls

Oct 10

GTF6:27 pmGreat Falls

9h 18m

1 stop

BWI5:45 amBaltimore/Washington

$348

Delta

Nov 1

IAD6:13 amWashington, D.C. Dulles Intl

8h 25m

1 stop

GTF12:38 pmGreat Falls

Nov 14

GTF1:21 pmGreat Falls

9h 20m

2 stops

IAD12:41 amWashington, D.C. Dulles Intl

$354

Delta

Oct 3

BWI12:30 pmBaltimore/Washington

12h 07m

2 stops

GTF10:37 pmGreat Falls

Oct 5

GTF6:21 pmGreat Falls

12h 34m

2 stops

BWI8:55 amBaltimore/Washington

$359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Fri 10/2

7:35 am-12:35 pm

1 stop7h 00m

Great Falls

Wed 10/7

6:27 pm-6:02 am

1 stop9h 35m

$348

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Fri 10/30

7:00 am-12:38 pm

1 stop7h 38m

Great Falls

Mon 11/2

6:27 pm-5:45 am

1 stop9h 18m

$348

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Sat 10/3

7:35 am-12:35 pm

1 stop7h 00m

Great Falls

Mon 10/5

6:21 pm-6:14 am

1 stop9h 53m

$348

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Sat 10/3

7:35 am-12:35 pm

1 stop7h 00m

Great Falls

Sat 10/10

6:27 pm-5:45 am

1 stop9h 18m

$348

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Fri 10/30

12:34 pm-9:38 pm

2 stops11h 04m

Great Falls

Mon 11/2

2:45 pm-11:08 pm

1 stop6h 23m

$354

PhiladelphiaGreat Falls

PHL Philadelphia - GTF Great Falls

PHLGTF

Philadelphia

Fri 10/30

1:16 pm-9:38 pm

2 stops10h 22m

Great Falls

Sat 11/7

2:45 pm-11:39 pm

1 stop6h 54m

$374

Quickest round-trip

PhiladelphiaGreat Falls

PHL Philadelphia - GTF Great Falls

PHLGTF

Philadelphia

Fri 10/30

7:45 am-1:49 pm

1 stop8h 04m

Great Falls

Sat 11/7

2:45 pm-11:39 pm

1 stop6h 54m

$381

PhiladelphiaGreat Falls

PHL Philadelphia - GTF Great Falls

PHLGTF

Philadelphia

Fri 10/30

7:02 am-4:35 pm

1 stop11h 33m

Great Falls

Sat 11/7

4:59 pm-5:32 am

1 stop10h 33m

$438

BaltimoreGreat Falls

BWI Baltimore/Washington - GTF Great Falls

BWIGTF

Baltimore/Washington

Tue 9/29

7:15 pm-4:39 pm

1 stop23h 24m

Great Falls

Tue 10/6

5:15 pm-5:20 am

1 stop10h 05m

$438

Washington, D.C.Great Falls

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

IADGTF

Washington, D.C. Dulles Intl

Sat 10/24

7:02 am-4:35 pm

1 stop11h 33m

Great Falls

Wed 10/28

5:15 pm-11:59 pm

1 stop28h 44m

$463

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 Maryland 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

Prices

Airlines

What is the cheapest month to fly to Great Falls?

The month of September is another great option to travel to Great Falls, with average flight prices from Maryland averaging around $378.

Cheap Maryland to Great Falls flight deals and tips

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

Best Price Found	$174
Fastest flight time	6h 52m
Direct flights	None

The best one-way flight to Great Falls from Maryland in the past 72 hours is $174. The best round-trip flight deal from Maryland to Great Falls found on momondo in the last 72 hours is $348.

The fastest flight from Maryland to Great Falls takes 6h 52m

There are no direct flights from Maryland to Great Falls. There are no popular flight routes from Maryland to Great Falls.

Search flight deals

Frequently asked questions about flying from Maryland to Great Falls

When did momondo last update prices for flights from Maryland to Great Falls Airport?
Prices for flights from Maryland to Great Falls Airport refresh daily.
How many operators does momondo search for flights from Maryland to Great Falls Airport?
As of September 2026, there are 2 operators available to choose from for flights from Maryland to Great Falls Airport.
How old do you have to be to fly from Maryland to Great Falls 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 Maryland to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The required travel and health documents for your Great Falls Airport 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 Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Maryland to Great Falls

Compare and see reviews for airlines that fly from Maryland to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $338	Free Cancellation	Rating 7.8 8,557 reviews		Search Delta flights
United Airlines	PriceFrom $383	Free Cancellation	Rating 7.4 10,173 reviews		Search United Airlines flights

Shelby

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Great Falls?

Finding the right flight to Great Falls from Maryland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

Can I find flights from Maryland to Great Falls with flexible booking policies on momondo?

momondo does allow users to show only those flights to Great Falls from Maryland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maryland to Great Falls?

Once you have performed a search for Maryland to Great Falls 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 Maryland to Great Falls right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Maryland to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.