
Cheapest one-way flight | $193 |
|---|---|
Cheapest round-trip flight | $146 |
Cheapest airline | Delta |
Most popular destination | Denver Intl (DEN) |
Good round-trip deal | $165 or less |
Good one-way deal | $115 or less |
Fly to
Route
Depart
Return
Price
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 3/7
6:28 pm-7:21 pm
Nonstop1h 53m
Seattle/Tacoma Intl
Wed 3/11
3:11 pm-5:48 pm
Nonstop1h 37m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 3/7
6:28 pm-7:21 pm
Nonstop1h 53m
Seattle/Tacoma Intl
Fri 3/13
1:36 pm-4:17 pm
Nonstop1h 41m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Thu 2/26
4:57 pm-6:00 pm
Nonstop2h 03m
Seattle/Tacoma Intl
Sun 3/1
1:36 pm-4:17 pm
Nonstop1h 41m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Fri 3/6
6:20 pm-12:09 am
1 stop6h 49m
Seattle/Tacoma Intl
Fri 3/13
5:30 am-12:24 pm
1 stop5h 54m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 3/7
6:28 pm-7:21 pm
Nonstop1h 53m
Seattle/Tacoma Intl
Thu 3/12
1:36 pm-4:17 pm
Nonstop1h 41m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 3/7
6:28 pm-7:21 pm
Nonstop1h 53m
Seattle/Tacoma Intl
Sun 3/15
1:36 pm-4:17 pm
Nonstop1h 41m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Sat 3/7
6:28 pm-7:21 pm
Nonstop1h 53m
Seattle/Tacoma Intl
Sat 3/14
3:11 pm-5:48 pm
Nonstop1h 37m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Fri 3/6
4:57 pm-6:00 pm
Nonstop2h 03m
Seattle/Tacoma Intl
Wed 3/11
3:11 pm-5:48 pm
Nonstop1h 37m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Fri 3/6
4:57 pm-6:00 pm
Nonstop2h 03m
Seattle/Tacoma Intl
Fri 3/13
1:36 pm-4:17 pm
Nonstop1h 41m
Great FallsSeattle
GTF - SEA
GTFSEA
Great Falls
Tue 2/17
6:20 pm-12:09 am
1 stop6h 49m
Seattle/Tacoma Intl
Thu 2/19
5:30 am-12:30 pm
1 stop6h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
Currently, November is the cheapest month in which you can book a flight from Great Falls (average of $127). Flying from Great Falls in May 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 Las Vegas Harry Reid Intl, with prices starting at $82. Explore other affordable destinations below.
Boarding
Overall
Entertainment
Comfort
Crew
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Boarding
Overall
Entertainment
Comfort
Crew
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Boarding
Overall
Entertainment
Comfort
Crew
Food
Reviews
Anonymous,Dec 2025
SJC - SEA