$168 Find Cheap Flights from Seattle to Great Falls - Compare and Save

Among airlines operating Seattle to Great Falls flights:

• Alaska Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Alaska Airlines operates flights between Seattle and Great Falls.

Flights from Seattle to Great Falls usually depart from Seattle/Tacoma Intl (SEA) and arrive at Great Falls (GTF).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Seattle to Great Falls:

• Economy Class
• Business Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $226 round-trip via Salt Lake City (SLC), compared to $366 for nonstop.

Most connecting flights from Seattle to Great Falls pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 56% on the Seattle to Great Falls route. Monday is the cheapest departure day at $263 round-trip on average, while Tuesday is the most expensive at $593, a difference of $330. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Afternoon is the busiest departure period on Seattle to Great Falls flights, with 100% of flights leaving in that window. Morning departures account for 0%, evening flights for 0%, and night flights for 0%.

These are the earliest and latest flight times available from Seattle to Great Falls:

• Earliest: departs at 1:25 pm and lands at 3:03 pm
• Latest: departs at 2:02 pm and lands at 3:40 pm.

The flight takes about 1h 38m.

A nonstop flight from Seattle to Great Falls takes 1h 38m, covering 510 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $201 to $1,122. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Seattle to Great Falls are currently higher than usual. Average one-way flight prices are about $360, which is 33% above the typical average for this route.

Great Falls is 1 hour ahead of Seattle (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Great Falls Airport (GTF) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
• Avis
• Budget
• Alamo
• Hertz
• Enterprise Rent-A-Car

Round-trip flights from Seattle to Great Falls range from $262 to $538, with an average of $358 over the past 12 months. Anything below $262 counts as a good deal.

Alaska Airlines is the only airline on the Seattle to Great Falls route offering in-flight Wi-Fi. Pricing depends on fare class.