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LaGuardia

$173+ Cheap flights from Great Falls (GTF) to LaGuardia, NY (LGA)

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — LGA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Great Falls to LaGuardia

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to LaGuardia (LGA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$457
(United Airlines)

One-way from

$173
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$643
From Great Falls to New York LaGuardia
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One-way flight from Great Falls to New York LaGuardia
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Great Falls to LaGuardia

Cheapest flights from Great Falls to LaGuardia
Explore the most affordable flight options available from Great Falls to LaGuardia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:30 pmGTF - LGA
1 stop7h 00mUnited Airlines
Sun 11/27:21 amLGA - GTF
1 stop8h 12mUnited Airlines
Deal found 9/10$457
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/72:31 pmGTF - LGA
1 stop6h 51mUnited Airlines
Tue 10/143:27 pmLGA - GTF
1 stop7h 44mUnited Airlines
Deal found 9/10$492
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:20 amGTF - LGA
1 stop7h 29mUnited Airlines
Sun 11/167:21 amLGA - GTF
1 stop8h 12mUnited Airlines
Deal found 9/10$508
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:31 pmGTF - LGA
1 stop6h 51mUnited Airlines
Tue 9/3010:20 amLGA - GTF
2 stops12h 51mUnited Airlines
Deal found 9/10$544

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to LaGuardia 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 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

Great Falls

Fly to

LaGuardia

Route

Depart

Return

Price

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Thu 10/30

2:30 pm-11:30 pm

1 stop7h 00m

New York LaGuardia

Sun 11/2

7:21 am-1:33 pm

1 stop8h 12m

$457

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Tue 3/10

5:30 am-7:19 pm

2 stops11h 49m

New York LaGuardia

Wed 3/11

2:00 pm-10:53 pm

2 stops10h 53m

$490

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Tue 10/7

2:31 pm-11:22 pm

1 stop6h 51m

New York LaGuardia

Tue 10/14

3:27 pm-9:11 pm

1 stop7h 44m

$492

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Tue 3/10

2:25 pm-11:16 pm

1 stop6h 51m

New York LaGuardia

Wed 3/11

7:45 am-1:29 pm

1 stop7h 44m

$540

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Fri 9/26

2:31 pm-11:22 pm

1 stop6h 51m

New York LaGuardia

Tue 9/30

10:20 am-9:11 pm

2 stops12h 51m

$544

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sat 11/1

2:30 pm-11:30 pm

1 stop7h 00m

$201

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sun 12/14

11:17 am-11:31 am

3 stops22h 14m

$213

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sat 9/27

2:31 pm-10:16 am

2 stops17h 45m

$303

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sun 12/14

6:15 am-5:22 pm

1 stop9h 07m

$388

Great FallsNew York

GTF - LGA

GTFLGA

Great Falls

Sat 11/1

6:50 pm-12:29 pm

3 stops39h 39m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Great Falls to LaGuardia

Have a flexible travel schedule? Discover the best time to fly to LaGuardia from Great Falls 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.

Related info for your journey

Find useful and relevant information for your journey from Great Falls to LaGuardia. 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 from for flights from Great Falls to New York LaGuardia?

    Great Falls (GTF), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Great Falls to New York LaGuardia. 0 airlines have flights from Great Falls to New York LaGuardia on a regular basis. Booking flights from Great Falls to New York LaGuardia should not be difficult; the airport handles an average of 0 outbound flights to New York LaGuardia per day.

  • How long is the flight from Great Falls to New York LaGuardia Airport?

    United Airlines and Delta can get you from Great Falls to New York LaGuardia Airport in just under 7h. Your travel time can differ by up to 4h 49m. Great Falls and New York LaGuardia Airport are separated by a distance of 1895 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Great Falls to LaGuardia that include hotel bookings?

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

  • How can I find direct flights from Great Falls to LaGuardia?

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

  • Can I find deals for business class flights from Great Falls to LaGuardia?

    Yes. Cheapflights offers flight deals from Great Falls to LaGuardia 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 Great Falls to New York LaGuardia Airport?

    Currently, January is the cheapest month in which you can book a flight from Great Falls to New York LaGuardia Airport (average of $199). Flying from Great Falls to New York LaGuardia Airport in December is currently the most expensive (average of $268). 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

Traveling to a place near New York LaGuardia Airport?

Book flights to New York LaGuardia Airport if you plan to visit one of these locations
Queens
Bronx
Elizabeth
Mahwah
Secaucus
Yonkers
Ronkonkoma
East Rutherford
North Bergen
Staten Island
Stamford
New Brunswick
Absecon
Carle Place
East Brunswick
Hoboken
Westbury
Avenel
Paterson
Fort Lee

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