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Cheap flights from Great Falls to New York from $372

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 New York departing on 1/4. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:10 am - 5:27 pm
GTF
-
LGA
9h 17m1 stop
United Airlines Logo
6:29 pm - 9:53 pm
LGA
-
GTF
29h 24m1 stop
$522United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
6:10 am - 9:14 pm
GTF
-
LGA
13h 04m2 stops
United Airlines Logo
7:15 am - 9:53 pm
LGA
-
GTF
16h 38m1 stop
$527United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
2:29 pm - 11:27 pm
GTF
-
LGA
6h 58m1 stop
United Airlines Logo
10:28 am - 9:53 pm
LGA
-
GTF
13h 25m2 stops
$534United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
6:10 am - 8:19 pm
GTF
-
LGA
12h 09m2 stops
United Airlines Logo
9:15 am - 9:53 pm
LGA
-
GTF
14h 38m2 stops
$539United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
2:29 pm - 9:47 am
GTF
-
LGA
17h 18m2 stops
United Airlines Logo
1:15 pm - 9:53 pm
LGA
-
GTF
10h 38m2 stops
$552United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
6:15 am - 9:45 am
GTF
-
LGA
25h 30m2 stops
United Airlines Logo
7:10 am - 10:46 pm
LGA
-
GTF
17h 36m2 stops
$784United Airlines
Mon, Dec 29 - Fri, Jan 2
United Airlines Logo
6:15 am - 9:45 am
GTF
-
LGA
25h 30m2 stops
United Airlines Logo
7:17 am - 10:46 pm
LGA
-
GTF
17h 29m1 stop
$795United Airlines
Mon, Dec 29 - Fri, Jan 2
United Airlines Logo
6:15 am - 5:24 pm
GTF
-
LGA
9h 09m1 stop
United Airlines Logo
7:17 am - 1:39 pm
LGA
-
GTF
8h 22m1 stop
$818United Airlines
Sun, Dec 28 - Thu, Jan 1
United Airlines Logo
6:15 am - 5:24 pm
GTF
-
LGA
9h 09m1 stop
United Airlines Logo
6:00 am - 1:39 pm
LGA
-
GTF
9h 39m2 stops
$824United Airlines
Sun, Dec 28 - Thu, Jan 1
United Airlines Logo
6:15 am - 9:29 pm
GTF
-
LGA
13h 14m1 stop
United Airlines Logo
7:17 am - 10:46 pm
LGA
-
GTF
17h 29m1 stop
$845United Airlines
Mon, Dec 29 - Fri, Jan 2

United Airlines flights from Great Falls to New York LaGuardia Airport

Our best United Airlines deals on Great Falls to New York LaGuardia Airport flight tickets
United Airlines
Jan 8
GTF6:10 amGreat Falls
9h 17m
1 stop
LGA5:27 pmNew York LaGuardia
Jan 12
LGA4:50 pmNew York LaGuardia
22h 58m
1 stop
GTF1:48 pmGreat Falls
$522
Find similar
United Airlines
Jan 8
GTF6:10 amGreat Falls
13h 04m
2 stops
LGA9:14 pmNew York LaGuardia
Jan 12
LGA7:15 amNew York LaGuardia
16h 38m
1 stop
GTF9:53 pmGreat Falls
$527
Find similar
United Airlines
Jan 8
GTF2:29 pmGreat Falls
6h 58m
1 stop
LGA11:27 pmNew York LaGuardia
Jan 12
LGA9:15 amNew York LaGuardia
14h 38m
2 stops
GTF9:53 pmGreat Falls
$534
Find similar

Delta flights from Great Falls to New York LaGuardia Airport

Our best Delta deals on Great Falls to New York LaGuardia Airport flight tickets
Delta
Feb 19
GTF6:10 pmGreat Falls
13h 37m
2 stops
LGA9:47 amNew York LaGuardia
Feb 24
LGA1:01 pmNew York LaGuardia
11h 28m
2 stops
GTF10:29 pmGreat Falls
$489
Find similar
Delta
Dec 28
GTF5:30 amGreat Falls
10h 28m
2 stops
LGA5:58 pmNew York LaGuardia
Jan 1
LGA11:00 amNew York LaGuardia
13h 30m
2 stops
GTF10:30 pmGreat Falls
$1,789
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to New York LaGuardia Airport 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 December 15, 2025.
Use the filters below to find and compare flights from Great Falls to New York LaGuardia Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 1/8

6:10 am-5:27 pm

1 stop9h 17m

New York LaGuardia

Mon 1/12

6:29 pm-9:53 pm

1 stop29h 24m

$522

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 1/8

6:10 am-9:14 pm

2 stops13h 04m

New York LaGuardia

Mon 1/12

7:15 am-9:53 pm

1 stop16h 38m

$527

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 1/8

2:29 pm-11:27 pm

1 stop6h 58m

New York LaGuardia

Mon 1/12

10:28 am-9:53 pm

2 stops13h 25m

$534

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 1/8

6:10 am-8:19 pm

2 stops12h 09m

New York LaGuardia

Mon 1/12

9:15 am-9:53 pm

2 stops14h 38m

$539

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 1/8

2:29 pm-9:47 am

2 stops17h 18m

New York LaGuardia

Mon 1/12

1:15 pm-9:53 pm

2 stops10h 38m

$552

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Mon 12/29

6:15 am-9:45 am

2 stops25h 30m

New York LaGuardia

Fri 1/2

7:10 am-10:46 pm

2 stops17h 36m

$784

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Mon 12/29

6:15 am-9:45 am

2 stops25h 30m

New York LaGuardia

Fri 1/2

7:17 am-10:46 pm

1 stop17h 29m

$795

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sun 12/28

6:15 am-5:24 pm

1 stop9h 09m

New York LaGuardia

Thu 1/1

7:17 am-1:39 pm

1 stop8h 22m

$818

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sun 12/28

6:15 am-5:24 pm

1 stop9h 09m

New York LaGuardia

Thu 1/1

6:00 am-1:39 pm

2 stops9h 39m

$824

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Mon 12/29

6:15 am-9:29 pm

1 stop13h 14m

New York LaGuardia

Fri 1/2

7:17 am-10:46 pm

1 stop17h 29m

$845

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Great Falls to New York LaGuardia 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 airline that flies from Great Falls to New York LaGuardia?

United Airlines is the most popular carrier operating from Great Falls to New York LaGuardia

When to book flights from Great Falls to New York LaGuardia Airport

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

Cheap Great Falls to New York LaGuardia Airport (GTF to LGA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to New York LaGuardia Airport

Fastest flight time

9h 17m

Direct flights

None
The fastest flight from Great Falls to New York LaGuardia Airport takes 9h 17m
There are no direct flights from Great Falls to New York LaGuardia Airport. There are no popular flight routes from Great Falls to New York LaGuardia Airport.
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  • How far is Great Falls to New York LaGuardia by plane?

    Great Falls and New York LaGuardia are 1892.0 mi apart from one another. By plane, this route typically takes 9h 17m.

  • When did momondo last update prices for flights from Great Falls Airport to New York LaGuardia Airport?

    Prices for flights from Great Falls Airport to New York LaGuardia Airport were last updated today.

  • How old do you have to be to fly from Great Falls Airport to New York LaGuardia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Great Falls Airport to New York LaGuardia Airport.

  • What documentation or ID do you need to fly to New York LaGuardia Airport?

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

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
East Rutherford
Asbury Park
Point Pleasant Beach
Beach Haven
Spring Lake
Long Branch
Tannersville
Wayne
Stamford
Secaucus
East Stroudsburg
Ocean Grove
Elizabeth
Parsippany
Staten Island
Middletown

Why use momondo?

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

Finding the right flight to New York from Great Falls 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 New York quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to New York from Great Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Great Falls to New York 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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