Cheap flights from Great Falls (GTF) from $128

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Fly to

Route

Depart

Return

Price

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

lun. 1/5

10:25 pm-11:38 pm

Nonstop2h 13m

$49

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

lun. 2/2

5:18 pm-6:32 pm

Nonstop2h 14m

$50

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

mar. 1/20

5:59 pm-6:57 pm

Nonstop1h 58m

$94

Great FallsSeattle

GTF - SEA

GTFSEA

Great Falls

mar. 1/20

6:10 pm-12:09 am

1 stop6h 59m

$103

Great FallsSalt Lake City

GTF - SLC

GTFSLC

Great Falls

dom. 3/22

5:06 pm-11:59 pm

1 stop6h 53m

$104

Great FallsSalt Lake City

GTF - SLC

GTFSLC

Great Falls

lun. 2/23

10:42 am-1:33 pm

1 stop26h 51m

$106

Great FallsSalt Lake City

GTF - SLC

GTFSLC

Great Falls

lun. 1/26

5:18 pm-2:29 pm

2 stops21h 11m

$125

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

mar. 1/20

6:10 am-10:45 am

1 stop5h 35m

$127

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

mar. 2/3

1:12 pm-10:35 pm

2 stops10h 23m

$142

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

mié. 2/4

2:29 pm-7:02 pm

1 stop5h 33m

$162

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$110

Flights from Great Falls to

Seattle

from$83

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.

10:25 pm - 11:38 pm

GTF

LAS

2h 13mnonstop

$49Allegiant Air

lun., ene. 5

5:18 pm - 6:32 pm

GTF

LAS

2h 14mnonstop

$50Allegiant Air

lun., feb. 2

5:59 pm - 6:57 pm

GTF

SEA

1h 58mnonstop

$94Alaska Airlines

mar., ene. 20

6:10 pm - 12:09 am

GTF

SEA

6h 59m1 stop

$103Delta

mar., ene. 20

5:06 pm - 11:59 pm

GTF

SLC

6h 53m1 stop

$104Alaska Airlines

dom., mar. 22

10:42 am - 1:33 pm

GTF

SLC

26h 51m1 stop

$106Multiple Airlines

lun., feb. 23

5:18 pm - 2:29 pm

GTF

SLC

21h 11m2 stops

$125Multiple Airlines

lun., ene. 26

6:10 am - 10:45 am

GTF

LAS

5h 35m1 stop

$127United Airlines

mar., ene. 20

1:12 pm - 10:35 pm

GTF

LAS

10h 23m2 stops

$142Delta

mar., feb. 3

2:29 pm - 7:02 pm

GTF

LAS

5h 33m1 stop

$162United Airlines

mié., feb. 4

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 $78, Allegiant Air flights from Great Falls to Phoenix-Mesa Gateway Airport cost around $101, and Alaska Airlines flights from Great Falls to Seattle are around $128.

What is the cheapest flight available from Great Falls?

Currently, the cheapest flight from Great Falls found by our users is for $83 to Seattle. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $312 to travel from Great Falls to Seattle.

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.

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 December 2025, 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.