Cheap flights from San Antonio to Great Falls from $270
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Great Falls departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Antonio to Great Falls
Cheap round-trip flights
Cheap one-way flights
Delta flights from San Antonio to Great Falls
Our best Delta deals on San Antonio to Great Falls flight tickets
See travel insights to Great Falls from
How to get the cheapest flight ticket from San Antonio to Great Falls
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Great Falls?
The month of December is another great option to travel to Great Falls, with average flight prices from San Antonio averaging around $324.
What is the cheapest day to depart on your flight to Great Falls?
The cheapest day to depart on your flight to Great Falls is on a Monday when prices can be found for as low as $438. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $827.
When to book flights from San Antonio to Great Falls
Cheap San Antonio to Great Falls (SAT to GTF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Great Falls
How far is San Antonio to Great Falls by plane?
The straight-line distance from San Antonio to Great Falls is 1422.9 mi. In terms of flight time, this usually takes a little over 5h 21m.
When did momondo last update prices for flights from San Antonio Airport to Great Falls Airport?
Prices for flights from San Antonio Airport to Great Falls Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Great Falls Airport?
As of April 2025, there are 2 operators available to choose from for flights from San Antonio Airport to Great Falls Airport.
How old do you have to be to fly from San Antonio Airport to Great Falls Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from San Antonio to Great Falls?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Great Falls is United Airlines (72% of total bookings). The next most popular airline is Delta (28%).
Best airlines flying from San Antonio to Great Falls
Compare and see reviews for airlines that fly from San Antonio to Great Falls with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $298 | Free Cancellation | Rating 8.0 7,916 reviews | |||
| PriceFrom $358 | Free Cancellation | Rating 7.4 8,667 reviews |
Traveling to a place near Great Falls?
Book flights to Great Falls if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Antonio to Great Falls?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Great Falls. momondo saves you time and could save you money on your trip.
Can I find flights from San Antonio to Great Falls with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Great Falls from San Antonio with this policy.
How can momondo help me find flights from San Antonio to Great Falls?
Once you have performed a search for San Antonio to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from San Antonio to Great Falls right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls from San Antonio and alert you when they change.