
Cheapest one-way flight | $120 |
|---|---|
Cheapest round-trip flight | $101 |
Cheapest airline | Delta |
Most popular destination | Denver Intl (DEN) |
Good round-trip deal | $156 or less |
Good one-way deal | $149 or less |
Fly to
Route
Depart
Return
Price
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 4/25
6:20 pm-10:01 pm
1 stop4h 41m
Seattle/Tacoma Intl
Tue 4/28
4:36 pm-10:29 pm
1 stop4h 53m
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Sun 4/26
2:30 pm-4:36 pm
Nonstop2h 06m
Denver Intl
Sat 5/2
7:15 pm-9:18 pm
Nonstop2h 03m
Great FallsSalt Lake City
GTF - SLC
GTFSLC
Great Falls
Wed 4/15
5:06 pm-7:46 pm
1 stop26h 40m
Salt Lake City
Wed 4/22
8:31 pm-5:35 pm
1 stop21h 04m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Tue 3/17
1:05 pm-6:30 pm
1 stop6h 25m
Seattle/Tacoma Intl
Wed 3/18
9:25 am-5:42 pm
1 stop7h 17m
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Sun 4/26
6:15 pm-11:59 pm
1 stop5h 44m
Denver Intl
Sat 5/2
11:50 am-5:35 pm
1 stop5h 45m
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Fri 3/20
6:22 pm-10:31 pm
1 stop4h 09m
Denver Intl
Mon 3/23
4:00 pm-10:30 pm
1 stop6h 30m
Great FallsDenver
GTF - DEN
GTFDEN
Great Falls
Sat 5/2
5:30 am-9:13 am
1 stop3h 43m
Denver Intl
Sat 5/9
5:40 am-12:27 pm
1 stop6h 47m
Great FallsSalt Lake City
GTF - SLC
GTFSLC
Great Falls
Wed 4/8
5:06 pm-10:12 am
1 stop17h 06m
Salt Lake City
Wed 4/15
6:00 am-4:26 pm
1 stop10h 26m
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Tue 4/7
6:22 pm-11:59 pm
1 stop6h 37m
San Francisco
Tue 4/14
10:32 am-10:29 pm
2 stops10h 57m
Great FallsSalt Lake City
GTF - SLC
GTFSLC
Great Falls
Wed 4/8
1:05 pm-2:47 pm
Nonstop1h 42m
Salt Lake City
Wed 4/15
4:01 pm-5:40 pm
Nonstop1h 39m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Currently, April is the cheapest month in which you can book a flight from Great Falls (average of $91). Flying from Great Falls in October will prove the most costly (average of $197). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
Those who are seeking the cheapest fare on flights departing from Great Falls would be wise to consider leaving during Tuesday at noon when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Tuesday mornings when fares are usually the most expensive.
For flights departing from Great Falls check dates and pricing for the following: Alaska Airlines, Delta. These airlines depart to the following popular destinations: Seattle.
Some of the most frequent flights departing from Great Falls everyday are: Salt Lake City (26 flights per day), Denver (14 flights per day), and Seattle (13 flights per day).
The cheapest city to fly to from Great Falls is Seattle/Tacoma Intl, with prices starting at $93. Explore other affordable destinations below.
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA
Entertainment
Crew
Boarding
Overall
Food
Comfort
Reviews
Anonymous,Dec 2025
SJC - SEA