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Great Falls

$172+ Cheap flights from San Diego to Great Falls (SAN - GTF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GTF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Diego to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$172
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$417
From San Diego to Great Falls
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from San Diego to Great Falls

Cheapest flights from San Diego to Great Falls
Explore the most affordable flight options available from San Diego to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/109:40 pmSAN - GTF
1 stop10h 44mMultiple Airlines
Mon 7/1410:14 amGTF - SAN
1 stop24h 41mMultiple Airlines
Deal found 6/12$172
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:15 amSAN - GTF
1 stop6h 34mHawaiian Airlines
Tue 9/234:29 pmGTF - SAN
1 stop7h 24mHawaiian Airlines
Deal found 6/11$256
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:00 amSAN - GTF
2 stops9h 42mDelta
Tue 9/236:20 pmGTF - SAN
1 stop6h 25mDelta
Deal found 6/11$262
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:28 amSAN - GTF
1 stop7h 45mAlaska Airlines
Mon 11/36:53 pmGTF - SAN
1 stop17h 54mAlaska Airlines
Deal found 6/10$276
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/412:45 pmSAN - GTF
1 stop7h 28mUnited Airlines
Sat 7/126:25 amGTF - SAN
2 stops18h 19mUnited Airlines
Deal found 6/10$507

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Great Falls 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Diego to Great Falls that are best for you.

Fly from

San Diego

Fly to

Great Falls

Route

Depart

Return

Price

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Thu 7/10

9:40 pm-9:24 am

1 stop10h 44m

Great Falls

Mon 7/14

10:14 am-9:55 am

1 stop24h 41m

$172

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Wed 9/17

8:15 am-3:49 pm

1 stop6h 34m

Great Falls

Tue 9/23

4:29 pm-10:53 pm

1 stop7h 24m

$256

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Wed 9/17

7:00 am-5:42 pm

2 stops9h 42m

Great Falls

Tue 9/23

6:20 pm-11:45 pm

1 stop6h 25m

$262

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 10/31

9:28 am-6:13 pm

1 stop7h 45m

Great Falls

Mon 11/3

6:53 pm-11:47 am

1 stop17h 54m

$276

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Fri 7/4

12:45 pm-9:13 pm

1 stop7h 28m

Great Falls

Sat 7/12

6:25 am-11:44 pm

2 stops18h 19m

$507

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Mon 7/14

9:45 am-5:39 pm

1 stop6h 54m

$184

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Mon 7/14

6:57 pm-4:13 pm

2 stops20h 16m

$270

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Mon 7/14

5:50 pm-9:13 pm

3 stops26h 23m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from San Diego to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Great Falls

What is the cheapest month to book a flight from San Diego to Great Falls?

Currently, January is the cheapest month in which you can book a flight from San Diego to Great Falls (average of $367). Flying from San Diego to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from San Diego to Great Falls, such as Alaska Airlines, Delta and Hawaiian Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Diego to Great Falls round-trip?

    Currently priced at $256, Hawaiian Airlines will fly you from San Diego to Great Falls and back. In addition to Hawaiian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $262 and $276, respectively. Hawaiian Airlines is 42% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Diego to Great Falls one-way?

    One-way options have recently been found by users for as low as $184 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $270 and United Airlines from $439 one-way.

  • Can I find deals for flights from San Diego to Great Falls that include hotel bookings?

    Yes. In addition to deals on San Diego to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Great Falls.

  • Can I find deals for business class flights from San Diego to Great Falls?

    Yes. Cheapflights offers flight deals from San Diego to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Great Falls (average of $367). Flying from San Diego to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from San Diego to Great Falls

Discover the top 2 airlines that operate flights from San Diego to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$280Average$417FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$289Average$717FlexibilityNo cancel feeOn-time69%

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