Cheap flights from Great Falls (GTF) from $149

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Fly to

Route

Depart

Return

Price

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Mon 3/16

10:20 am-11:38 am

Nonstop2h 18m

$75

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Tue 3/17

4:57 pm-6:00 pm

Nonstop2h 03m

$84

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

Tue 3/17

6:22 pm-12:03 am

1 stop6h 41m

$88

Great FallsSalt Lake City

GTF - SLC

GTFSLC

Great Falls

Mon 4/6

10:22 am-11:04 am

1 stop24h 42m

$112

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Mon 3/2

4:57 pm-10:56 pm

1 stop6h 59m

$114

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Sun 3/1

4:57 pm-10:56 pm

1 stop6h 59m

$115

Great FallsSalt Lake City

GTF - SLC

GTFSLC

Great Falls

Mon 4/6

10:22 am-5:59 pm

1 stop7h 37m

$118

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Mon 3/16

1:05 pm-10:53 pm

2 stops10h 48m

$137

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sat 3/21

2:30 pm-8:21 pm

1 stop6h 51m

$193

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 3/19

2:30 pm-8:56 pm

1 stop7h 26m

$200

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Where can I directly fly to from Great Falls?

Currently, 2 destinations can be reached directly via flights from Great Falls.

Flights from Great Falls to

Las Vegas

from$84

Flights from Great Falls to

Seattle

from$109

Find the cheapest flights from Great Falls

One-way

Last minute

International

Domestic

Cheap one-way flights from Great Falls

Enter your travel dates to find the best prices.

10:20 am - 11:38 am

GTF

LAS

2h 18mnonstop

$75Allegiant Air

Mon, Mar 16

4:57 pm - 6:00 pm

GTF

SEA

2h 03mnonstop

$84Alaska Airlines

Tue, Mar 17

6:22 pm - 12:03 am

GTF

SEA

6h 41m

1 stop

$88Delta

Tue, Mar 17

10:22 am - 11:04 am

GTF

SLC

24h 42m

1 stop

$112Multiple Airlines

Mon, Apr 6

4:57 pm - 10:56 pm

GTF

LAS

6h 59m

1 stop

$114Hawaiian Airlines

Mon, Mar 2

4:57 pm - 10:56 pm

GTF

LAS

6h 59m

1 stop

$115Hawaiian Airlines

Sun, Mar 1

10:22 am - 5:59 pm

GTF

SLC

7h 37m

1 stop

$118Multiple Airlines

Mon, Apr 6

1:05 pm - 10:53 pm

GTF

LAS

10h 48m

2 stops

$137Delta

Mon, Mar 16

2:30 pm - 8:21 pm

GTF

PHX

6h 51m

1 stop

$193United Airlines

Sat, Mar 21

2:30 pm - 8:56 pm

GTF

PHX

7h 26m

1 stop

$200United Airlines

Thu, Mar 19

Flights from Great Falls - Travel Insights & Trends

Get data-powered insights and trends into flights from Great Falls to help you craft the best travel plan.

Prices

Other information

Frequently asked questions regarding flights from Great Falls

Which airlines are currently offering the cheapest flights from Great Falls?

Our data suggests that currently, the cheapest flights from Great Falls are being offered by Delta, Allegiant Air, and Alaska Airlines. For example, Delta flights from Great Falls to Las Vegas, start at $69, Allegiant Air flights from Great Falls to Phoenix-Mesa Gateway Airport cost around $100, and Alaska Airlines flights from Great Falls to Seattle are around $103.

What is the cheapest flight available from Great Falls?

Currently, the cheapest flight from Great Falls found by our users is for $84 to Las Vegas. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $178 to travel from Great Falls to Las Vegas.

Which destinations have the most frequent flights from Great Falls?

Salt Lake City, Denver and Seattle are currently the destinations served most frequently from Great Falls, with 3, 2 and 2 flights per day on average, respectively.

Which airlines can you fly with from Great Falls?

Airlines including Delta, United Airlines and Alaska Airlines frequently fly from Great Falls. You can view other airlines by performing a quick search in the form above.

What is the cheapest first class flight from Great Falls?

If you are looking for a cheap first class flight, consider flights to Denver, for which the starting price of a first class seat can be as low as $886.

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

Prices for flights from Great Falls Airport are updated daily.

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

As of February 2026, there are 4 operators available to choose from for flights from Great Falls Airport.

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

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

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