Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Great Falls to San Diego from $184

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to San Diego departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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.
Search flight deals

Find the cheapest flights from Great Falls to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:05 pm - 3:32 pm
GTF
-
SAN
19h 27m
1 stop
Multiple Airlines Logo
4:17 pm - 8:15 pm
SAN
-
GTF
26h 58m
1 stop
$248Multiple Airlines
Sun, Jun 14 - Sat, Jun 20
Multiple Airlines Logo
9:05 pm - 8:58 pm
GTF
-
SAN
24h 53m
2 stops
Multiple Airlines Logo
4:17 pm - 8:15 pm
SAN
-
GTF
26h 58m
1 stop
$285Multiple Airlines
Sun, Jun 14 - Sat, Jun 20
Alaska Airlines Logo
6:15 pm - 5:38 pm
GTF
-
SAN
24h 23m
1 stop
Alaska Airlines Logo
6:34 pm - 6:12 pm
SAN
-
GTF
22h 38m
1 stop
$356Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
6:15 pm - 6:41 pm
GTF
-
SAN
25h 26m
1 stop
Alaska Airlines Logo
2:23 pm - 6:12 pm
SAN
-
GTF
26h 49m
1 stop
$382Alaska Airlines
Sat, May 9 - Tue, May 12
Multiple Airlines Logo
9:05 pm - 3:32 pm
GTF
-
SAN
19h 27m
1 stop
Multiple Airlines Logo
4:17 pm - 8:15 pm
SAN
-
GTF
26h 58m
1 stop
$384Multiple Airlines
Sun, Jun 14 - Wed, Jun 17
Alaska Airlines Logo
6:15 pm - 6:41 pm
GTF
-
SAN
25h 26m
1 stop
Alaska Airlines Logo
2:23 pm - 6:12 pm
SAN
-
GTF
26h 49m
1 stop
$392Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
6:15 pm - 10:09 am
GTF
-
SAN
16h 54m
2 stops
Alaska Airlines Logo
8:59 pm - 6:12 pm
SAN
-
GTF
20h 13m
2 stops
$401Alaska Airlines
Sat, May 9 - Tue, May 12
Alaska Airlines Logo
6:52 pm - 10:22 am
GTF
-
SAN
16h 30m
1 stop
Alaska Airlines Logo
12:28 pm - 6:12 pm
SAN
-
GTF
28h 44m
1 stop
$416Alaska Airlines
Sat, May 30 - Tue, Jun 2
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
SAN
6h 44m
1 stop
Alaska Airlines Logo
9:16 pm - 5:35 pm
SAN
-
GTF
19h 19m
2 stops
$417Alaska Airlines
Thu, Apr 23 - Mon, Apr 27
Alaska Airlines Logo
6:15 pm - 7:59 am
GTF
-
SAN
14h 44m
2 stops
Alaska Airlines Logo
5:03 pm - 6:12 pm
SAN
-
GTF
24h 09m
2 stops
$419Alaska Airlines
Sat, May 9 - Tue, May 12

Alaska Airlines flights from Great Falls to San Diego

Our best Alaska Airlines deals on Great Falls to San Diego flight tickets
Alaska Airlines
May 9
GTF6:15 pmGreat Falls
24h 23m
1 stop
SAN5:38 pmSan Diego
May 12
SAN6:34 pmSan Diego
22h 38m
1 stop
GTF6:12 pmGreat Falls
$356
Alaska Airlines
May 9
GTF6:15 pmGreat Falls
25h 26m
1 stop
SAN6:41 pmSan Diego
May 12
SAN2:23 pmSan Diego
26h 49m
1 stop
GTF6:12 pmGreat Falls
$382
Alaska Airlines
May 9
GTF6:15 pmGreat Falls
25h 26m
1 stop
SAN6:41 pmSan Diego
May 12
SAN2:23 pmSan Diego
26h 49m
1 stop
GTF6:12 pmGreat Falls
$392

Delta flights from Great Falls to San Diego

Our best Delta deals on Great Falls to San Diego flight tickets
Delta
Sep 11
GTF6:20 pmGreat Falls
5h 22m
1 stop
SAN10:42 pmSan Diego
Sep 13
SAN6:15 amSan Diego
5h 08m
1 stop
GTF12:23 pmGreat Falls
$446
Delta
Sep 11
GTF6:20 pmGreat Falls
5h 22m
1 stop
SAN10:42 pmSan Diego
Sep 13
SAN3:20 pmSan Diego
20h 03m
2 stops
GTF12:23 pmGreat Falls
$532
Delta
Apr 12
GTF1:05 pmGreat Falls
6h 30m
1 stop
SAN6:35 pmSan Diego
Apr 16
SAN5:00 pmSan Diego
4h 29m
1 stop
GTF10:29 pmGreat Falls
$622

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 31, 2026.
Use the filters below to find and compare flights from Great Falls to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sun 6/14

9:05 pm-3:32 pm

1 stop19h 27m

San Diego

Sat 6/20

4:17 pm-8:15 pm

1 stop26h 58m

$248

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sun 6/14

9:05 pm-8:58 pm

2 stops24h 53m

San Diego

Sat 6/20

4:17 pm-8:15 pm

1 stop26h 58m

$285

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/9

6:15 pm-5:38 pm

1 stop24h 23m

San Diego

Tue 5/12

6:34 pm-6:12 pm

1 stop22h 38m

$356

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/9

6:15 pm-6:41 pm

1 stop25h 26m

San Diego

Tue 5/12

2:23 pm-6:12 pm

1 stop26h 49m

$382

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sun 6/14

9:05 pm-3:32 pm

1 stop19h 27m

San Diego

Wed 6/17

4:17 pm-8:15 pm

1 stop26h 58m

$384

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/9

6:15 pm-6:41 pm

1 stop25h 26m

San Diego

Tue 5/12

2:23 pm-6:12 pm

1 stop26h 49m

$392

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/9

6:15 pm-10:09 am

2 stops16h 54m

San Diego

Tue 5/12

8:59 pm-6:12 pm

2 stops20h 13m

$401

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/30

6:52 pm-10:22 am

1 stop16h 30m

San Diego

Tue 6/2

12:28 pm-6:12 pm

1 stop28h 44m

$416
Quickest round-trip

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Thu 4/23

6:15 pm-11:59 pm

1 stop6h 44m

San Diego

Mon 4/27

9:16 pm-5:35 pm

2 stops19h 19m

$417

Great FallsSan Diego

GTF - SAN

GTFSAN

Great Falls

Sat 5/9

6:15 pm-7:59 am

2 stops14h 44m

San Diego

Tue 5/12

5:03 pm-6:12 pm

2 stops24h 09m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to San Diego from

How to get the cheapest flight ticket from Great Falls to San Diego

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 typical price of a round-trip flight between Great Falls and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of October, then departing from Great Falls during the month January is also very affordable. Most momondo users find prices during this month for around $308.

When to book flights from Great Falls to San Diego

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

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

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

Fastest flight time

5h 22m

Direct flights

None
The fastest flight from Great Falls to San Diego takes 5h 22m
There are no direct flights from Great Falls to San Diego. There are no popular flight routes from Great Falls to San Diego.
Search flight deals

  • How far is Great Falls to San Diego by plane?

    The distance between Great Falls and San Diego is about 1065.8 mi. In terms of flight time, this usually takes a little over 5h 22m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Great Falls Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Great Falls to San Diego?

Best airlines flying from Great Falls to San Diego

Compare and see reviews for airlines that fly from Great Falls to San Diego with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $194Free CancellationRating
7.9
8,364 reviews
Search Delta flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Imperial Beach
Borrego Springs
Alpine
Santee
Lemon Grove

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Great Falls.

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

Flights from Great Falls to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Great Falls to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Great Falls to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/30
Thu 5/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States