When did momondo last update prices for flights from San Diego Airport to Great Falls Airport?

Prices for flights from San Diego Airport to Great Falls Airport are updated daily.

How many operators does momondo search for flights from San Diego Airport to Great Falls Airport?

As of August 2025, there are 2 operators available to choose from for flights from San Diego Airport to Great Falls Airport.

How old do you have to be to fly from San Diego Airport to Great Falls Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The required travel and health documents for your Great Falls Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$240 Cheap Flights from San Diego to Great Falls in 2025

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Find the cheapest flights from San Diego to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

5:00 pm - 10:45 pmSAN-GTF

4h 45m1 stop

6:06 pm - 10:39 pmGTF-SAN

5h 33m1 stop

$297Delta

Find Deal

Tue, Aug 26 - Fri, Aug 29

7:30 am - 5:26 pmSAN-GTF

8h 56m2 stops

6:06 pm - 10:39 pmGTF-SAN

5h 33m1 stop

$307Delta

Find Deal

Tue, Aug 26 - Fri, Aug 29

8:15 am - 3:49 pmSAN-GTF

6h 34m1 stop

4:29 pm - 10:58 pmGTF-SAN

7h 29m1 stop

$314Alaska Airlines

Find Deal

Fri, Sep 19 - Thu, Sep 25

8:08 pm - 6:10 pmSAN-GTF

21h 02m2 stops

6:50 pm - 10:12 amGTF-SAN

16h 22m1 stop

$329Alaska Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

9:28 am - 6:10 pmSAN-GTF

7h 42m1 stop

6:50 pm - 2:47 pmGTF-SAN

20h 57m2 stops

$356Alaska Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

3:43 pm - 6:10 pmSAN-GTF

25h 27m1 stop

6:50 pm - 2:47 pmGTF-SAN

20h 57m1 stop

$359Alaska Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

8:08 pm - 6:10 pmSAN-GTF

21h 02m2 stops

6:50 pm - 8:40 amGTF-SAN

14h 50m2 stops

$367Alaska Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

9:44 am - 5:26 pmSAN-GTF

6h 42m1 stop

11:43 am - 3:54 pmGTF-SAN

5h 11m1 stop

$518Delta

Find Deal

Fri, Aug 15 - Tue, Aug 19

9:44 am - 5:26 pmSAN-GTF

6h 42m1 stop

5:45 am - 2:40 pmGTF-SAN

9h 55m2 stops

$528Delta

Find Deal

Fri, Aug 15 - Tue, Aug 19

5:35 pm - 1:36 pmSAN-GTF

19h 01m2 stops

2:35 pm - 1:40 pmGTF-SAN

24h 05m2 stops

$666United Airlines

Find Deal

Fri, Aug 15 - Tue, Aug 19

Delta flights from San Diego to Great Falls

Our best Delta deals on San Diego to Great Falls flight tickets

Delta

Aug 26

SAN5:00 pmSan Diego

4h 45m

1 stop

GTF10:45 pmGreat Falls

Aug 29

GTF6:06 pmGreat Falls

5h 33m

1 stop

SAN10:39 pmSan Diego

$297

Find similar

Delta

Aug 26

SAN7:30 amSan Diego

8h 56m

2 stops

GTF5:26 pmGreat Falls

Aug 29

GTF6:06 pmGreat Falls

5h 33m

1 stop

SAN10:39 pmSan Diego

$307

Find similar

Delta

Aug 15

SAN9:44 amSan Diego

6h 42m

1 stop

GTF5:26 pmGreat Falls

Aug 19

GTF11:43 amGreat Falls

5h 11m

1 stop

SAN3:54 pmSan Diego

$518

Find similar

Alaska Airlines flights from San Diego to Great Falls

Our best Alaska Airlines deals on San Diego to Great Falls flight tickets

Alaska Airlines

Sep 19

SAN8:15 amSan Diego

6h 34m

1 stop

GTF3:49 pmGreat Falls

Sep 25

GTF4:29 pmGreat Falls

7h 29m

1 stop

SAN10:58 pmSan Diego

$314

Find similar

Alaska Airlines

Oct 31

SAN8:08 pmSan Diego

21h 02m

2 stops

GTF6:10 pmGreat Falls

Nov 2

GTF6:50 pmGreat Falls

16h 22m

1 stop

SAN10:12 amSan Diego

$329

Find similar

Alaska Airlines

Oct 31

SAN9:28 amSan Diego

7h 42m

1 stop

GTF6:10 pmGreat Falls

Nov 2

GTF6:50 pmGreat Falls

20h 57m

2 stops

SAN2:47 pmSan Diego

$356

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Tue 8/26

5:00 pm-10:45 pm

1 stop4h 45m

Great Falls

Fri 8/29

6:06 pm-10:39 pm

1 stop5h 33m

$297

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Tue 8/26

7:30 am-5:26 pm

2 stops8h 56m

Great Falls

Fri 8/29

6:06 pm-10:39 pm

1 stop5h 33m

$307

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 9/19

8:15 am-3:49 pm

1 stop6h 34m

Great Falls

Thu 9/25

4:29 pm-10:58 pm

1 stop7h 29m

$314

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 10/31

8:08 pm-6:10 pm

2 stops21h 02m

Great Falls

Sun 11/2

6:50 pm-10:12 am

1 stop16h 22m

$329

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 10/31

9:28 am-6:10 pm

1 stop7h 42m

Great Falls

Sun 11/2

6:50 pm-2:47 pm

2 stops20h 57m

$356

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 10/31

3:43 pm-6:10 pm

1 stop25h 27m

Great Falls

Sun 11/2

6:50 pm-2:47 pm

1 stop20h 57m

$359

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 10/31

8:08 pm-6:10 pm

2 stops21h 02m

Great Falls

Sun 11/2

6:50 pm-8:40 am

2 stops14h 50m

$367

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 8/15

9:44 am-5:26 pm

1 stop6h 42m

Great Falls

Tue 8/19

11:43 am-3:54 pm

1 stop5h 11m

$518

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 8/15

9:44 am-5:26 pm

1 stop6h 42m

Great Falls

Tue 8/19

5:45 am-2:40 pm

2 stops9h 55m

$528

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 8/15

5:35 pm-1:36 pm

2 stops19h 01m

Great Falls

Tue 8/19

2:35 pm-1:40 pm

2 stops24h 05m

$666

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from San Diego 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 October is another great option to travel to Great Falls, with average flight prices from San Diego averaging around $284.

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 Wednesday when prices can be found for as low as $488. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $587.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is in the morning. momondo users have found flights departing from San Diego to Great Falls in the morning for as low as $535. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $556 on average. Flights to Great Falls from San Diego in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from San Diego to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Diego to Great Falls (SAN to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Great Falls

Best Price Found	$297
Fastest flight time	4h 45m
Direct flights	None
Airports in Great Falls	1 airport

The best flight deal from San Diego to Great Falls found on momondo in the last 72 hours is $297

The fastest flight from San Diego to Great Falls takes 4h 45m

There are no direct flights from San Diego to Great Falls. Popular non-direct route for this connection is San Diego Airport - Great Falls Airport.

There is 1 airport near Great Falls: Great Falls (GTF)

Search flight deals

How far is San Diego to Great Falls by plane?
There are 1065.8 mi between San Diego and Great Falls. A reasonable flight in good conditions will take 4h 45m.
When did momondo last update prices for flights from San Diego Airport to Great Falls Airport?
Prices for flights from San Diego Airport to Great Falls Airport are updated daily.
How many operators does momondo search for flights from San Diego Airport to Great Falls Airport?
As of August 2025, there are 2 operators available to choose from for flights from San Diego Airport to Great Falls Airport.
How old do you have to be to fly from San Diego Airport to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The required travel and health documents for your Great Falls Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Diego to Great Falls?
momondo data reveals that the most frequently booked airline on the route from San Diego to Great Falls is Delta, representing 77% of all bookings. The subsequent popular airline is United Airlines at 23%.

Best airlines flying from San Diego to Great Falls

Compare and see reviews for airlines that fly from San Diego to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $199	Free Cancellation	Rating 7.4 8,904 reviews		Search United Airlines flights
Delta	PriceFrom $280	Free Cancellation	Rating 8.0 7,983 reviews		Search Delta flights

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Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Great Falls?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Great Falls for you.

Can I find flights from San Diego to Great Falls with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Great Falls from San Diego with this policy.

How can momondo help me find flights from San Diego to Great Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Great Falls from San Diego.

I’m not ready to book a flight from San Diego to Great Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Great Falls from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.