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Cheap flights from Great Falls to Washington, D.C. from $262

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 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:19 pm - 5:45 am
GTF
-
BWI
9h 26m
1 stop
Delta Logo
7:05 am - 12:40 pm
BWI
-
GTF
7h 35m
1 stop
$383Delta
Wed, Jun 3 - Sun, Jun 7
United Airlines Logo
6:15 am - 3:11 pm
GTF
-
BWI
6h 56m
1 stop
United Airlines Logo
11:08 am - 9:17 pm
BWI
-
GTF
12h 09m
2 stops
$414United Airlines
Sat, Apr 25 - Wed, Apr 29
Delta Logo
6:20 pm - 6:00 am
GTF
-
BWI
9h 40m
1 stop
Delta Logo
10:42 am - 10:29 pm
BWI
-
GTF
13h 47m
2 stops
$434Delta
Fri, Apr 24 - Tue, Apr 28
Alaska Airlines Logo
6:15 pm - 5:44 am
GTF
-
BWI
9h 29m
1 stop
Alaska Airlines Logo
7:04 am - 5:35 pm
BWI
-
GTF
12h 31m
1 stop
$438Alaska Airlines
Fri, Apr 24 - Tue, Apr 28
Delta Logo
6:20 pm - 6:00 am
GTF
-
BWI
9h 40m
1 stop
Delta Logo
2:18 pm - 10:29 pm
BWI
-
GTF
10h 11m
2 stops
$454Delta
Fri, Apr 24 - Tue, Apr 28
Delta Logo
6:20 pm - 10:20 am
GTF
-
BWI
14h 00m
2 stops
Delta Logo
10:42 am - 10:29 pm
BWI
-
GTF
13h 47m
2 stops
$469Delta
Fri, Apr 24 - Tue, Apr 28
Delta Logo
6:20 pm - 10:20 am
GTF
-
BWI
14h 00m
2 stops
Delta Logo
12:27 pm - 10:29 pm
BWI
-
GTF
12h 02m
2 stops
$474Delta
Fri, Apr 24 - Tue, Apr 28
United Airlines Logo
6:15 am - 5:28 pm
GTF
-
BWI
9h 13m
2 stops
United Airlines Logo
4:12 pm - 9:18 pm
BWI
-
GTF
7h 06m
1 stop
$476United Airlines
Tue, May 12 - Tue, May 19
Delta Logo
1:09 pm - 11:25 pm
GTF
-
BWI
8h 16m
1 stop
Delta Logo
7:15 am - 12:27 pm
BWI
-
GTF
7h 12m
1 stop
$478Delta
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
2:30 pm - 11:24 pm
GTF
-
BWI
6h 54m
1 stop
United Airlines Logo
4:12 pm - 9:18 pm
BWI
-
GTF
7h 06m
1 stop
$483United Airlines
Wed, Apr 29 - Sat, May 2

Delta flights from Great Falls to Baltimore

Our best Delta deals on Great Falls to Baltimore flight tickets
Delta
Jun 3
GTF6:19 pmGreat Falls
9h 26m
1 stop
BWI5:45 amBaltimore/Washington
Jun 7
BWI7:05 amBaltimore/Washington
7h 35m
1 stop
GTF12:40 pmGreat Falls
$383
Delta
Apr 24
GTF6:20 pmGreat Falls
9h 40m
1 stop
BWI6:00 amBaltimore/Washington
Apr 28
BWI10:42 amBaltimore/Washington
13h 47m
2 stops
GTF10:29 pmGreat Falls
$434
Delta
Apr 24
GTF6:20 pmGreat Falls
9h 40m
1 stop
BWI6:00 amBaltimore/Washington
Apr 28
BWI2:18 pmBaltimore/Washington
10h 11m
2 stops
GTF10:29 pmGreat Falls
$454

United Airlines flights from Great Falls to Baltimore

Our best United Airlines deals on Great Falls to Baltimore flight tickets
United Airlines
Apr 25
GTF6:15 amGreat Falls
6h 56m
1 stop
BWI3:11 pmBaltimore/Washington
Apr 29
BWI11:08 amBaltimore/Washington
12h 09m
2 stops
GTF9:17 pmGreat Falls
$414
United Airlines
May 12
GTF6:15 amGreat Falls
9h 13m
2 stops
BWI5:28 pmBaltimore/Washington
May 19
BWI4:12 pmBaltimore/Washington
7h 06m
1 stop
GTF9:18 pmGreat Falls
$476
United Airlines
Apr 29
GTF2:30 pmGreat Falls
6h 54m
1 stop
BWI11:24 pmBaltimore/Washington
May 2
BWI4:12 pmBaltimore/Washington
7h 06m
1 stop
GTF9:18 pmGreat Falls
$483

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 13, 2026.
Use the filters below to find and compare flights from Great Falls to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Wed 6/3

6:19 pm-5:45 am

1 stop9h 26m

Baltimore/Washington

Sun 6/7

7:05 am-12:40 pm

1 stop7h 35m

$383

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Sat 4/25

6:15 am-3:11 pm

1 stop6h 56m

Baltimore/Washington

Wed 4/29

11:08 am-9:17 pm

2 stops12h 09m

$414

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Fri 4/24

6:20 pm-6:00 am

1 stop9h 40m

Baltimore/Washington

Tue 4/28

10:42 am-10:29 pm

2 stops13h 47m

$434

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Fri 4/24

6:15 pm-5:44 am

1 stop9h 29m

Baltimore/Washington

Tue 4/28

7:04 am-5:35 pm

1 stop12h 31m

$438

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Fri 4/24

6:20 pm-6:00 am

1 stop9h 40m

Baltimore/Washington

Tue 4/28

2:18 pm-10:29 pm

2 stops10h 11m

$454

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Fri 4/24

6:20 pm-10:20 am

2 stops14h 00m

Baltimore/Washington

Tue 4/28

10:42 am-10:29 pm

2 stops13h 47m

$469

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Fri 4/24

6:20 pm-10:20 am

2 stops14h 00m

Baltimore/Washington

Tue 4/28

12:27 pm-10:29 pm

2 stops12h 02m

$474

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Tue 5/12

6:15 am-5:28 pm

2 stops9h 13m

Baltimore/Washington

Tue 5/19

4:12 pm-9:18 pm

1 stop7h 06m

$476

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Sat 4/25

1:09 pm-11:25 pm

1 stop8h 16m

Baltimore/Washington

Wed 4/29

7:15 am-12:27 pm

1 stop7h 12m

$478
Quickest round-trip

Great FallsBaltimore

GTF - BWI

GTFBWI

Great Falls

Wed 4/29

2:30 pm-11:24 pm

1 stop6h 54m

Baltimore/Washington

Sat 5/2

4:12 pm-9:18 pm

1 stop7h 06m

$483

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Great Falls to Baltimore

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 Baltimore/Washington?

Delta and United Airlines are the most popular carriers operating from Great Falls to Baltimore/Washington

When to book flights from Great Falls to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Baltimore (GTF to BWI) flight deals and tips

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

Fastest flight time

6h 52m

Direct flights

None
The fastest flight from Great Falls to Baltimore takes 6h 52m
There are no direct flights from Great Falls to Baltimore. There are no popular flight routes from Great Falls to Baltimore.
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Frequently asked questions about flying from Great Falls to Baltimore

  • How far is Great Falls to Baltimore/Washington by plane?

    A flight from Great Falls to Baltimore/Washington will travel around 1812.9 mi. A reasonable flight in good conditions will take 6h 52m.

  • When did momondo last update prices for flights from Great Falls Airport to Baltimore/Washington Airport?

    Prices for flights from Great Falls Airport to Baltimore/Washington Airport were last updated today.

  • How old do you have to be to fly from Great Falls Airport to Baltimore/Washington 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 Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

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

Why use momondo?

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

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 Baltimore for you.

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

Yes. momondo enables you to select and highlight flights to Baltimore from Great Falls with this policy.

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

Once all potential Great Falls to Baltimore flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Baltimore from Great Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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