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$332+ Cheap flights from Great Falls to San Jose, CA (GTF - SJC)

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — SJC
ene. 8 — ene. 151
jue. 1/8
jue. 1/15
1 adult, Economy
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Cheap flight deals from Great Falls to San Jose

Cheapest flights from Great Falls to San Jose
Explore the most affordable flight options available from Great Falls to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 9, 2025.

This United Airlines deal was found by Cheapflights users on 12/8. 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.
mar. 12/232:35 pmGTF - SJC
1 stop7h 41mUnited Airlines
sáb. 12/279:00 amSJC - GTF
1 stop12h 46mUnited Airlines
Deal found 12/8$732
This Delta deal was found by Cheapflights users on 12/8. 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.
mar. 12/231:11 pmGTF - SJC
2 stops10h 25mDelta
sáb. 12/274:47 pmSJC - GTF
1 stop4h 43mDelta
Deal found 12/8$1,044
This Alaska Airlines deal was found by Cheapflights users on 12/8. 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.
mar. 12/237:21 pmGTF - SJC
2 stops25h 02mAlaska Airlines
sáb. 12/277:23 pmSJC - GTF
2 stops22h 18mAlaska Airlines
Deal found 12/8$1,171

Find flight deals from Great Falls to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to San Jose (SJC). 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 diciembre 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$332
(Alaska Airlines)

Popular in

August

Cheapest in

April

Average price

$378
Provider with most accurate pricing for Great Falls-San Jose flight deals.
Search Deals
Provider most trusted by Cheapflights users for Great Falls-San Jose flights.
Search Deals
From Great Falls to San Jose
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to San Jose 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 diciembre 9, 2025.
Use the filters below to find and compare flights from Great Falls to San Jose that are best for you.

Fly from

Great Falls

Fly to

San Jose

Route

Depart

Return

Price

Great FallsSan Jose

GTF - SJC

GTFSJC

Great Falls

vie. 1/23

5:59 pm-8:04 pm

1 stop27h 05m

San Jose

dom. 1/25

7:45 am-5:19 pm

2 stops32h 34m

$332

Great FallsSan Jose

GTF - SJC

GTFSJC

Great Falls

mar. 12/23

2:35 pm-9:16 pm

1 stop7h 41m

San Jose

sáb. 12/27

9:00 am-10:46 pm

1 stop12h 46m

$732

Great FallsSan Jose

GTF - SJC

GTFSJC

Great Falls

mar. 12/23

1:11 pm-10:36 pm

2 stops10h 25m

San Jose

sáb. 12/27

4:47 pm-10:30 pm

1 stop4h 43m

$1,044

Great FallsSan Jose

GTF - SJC

GTFSJC

Great Falls

mar. 12/23

7:21 pm-7:23 pm

2 stops25h 02m

San Jose

sáb. 12/27

7:23 pm-6:41 pm

2 stops22h 18m

$1,171

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Compare providers for flights from Great Falls to San Jose

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to San Jose in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Great Falls-San Jose, California flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Great Falls-San Jose, California flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Great Falls-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Great Falls-San Jose, California flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to San Jose from Great Falls 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 Great Falls to San Jose

What is the cheapest month to book a flight from Great Falls to San Jose, California?

Currently, September is the cheapest month in which you can book a flight from Great Falls to San Jose, California (average of $129). Flying from Great Falls to San Jose, California in October is currently the most expensive (average of $291). 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.

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated diciembre 9, 2025.
Peruse reviews from past customers who have flown with Delta from Great Falls to San Jose to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • How long is the flight from Great Falls to San Jose, California?

    Airlines like Alaska Airlines fly from Great Falls to San Jose, California in about 27h 05m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 880 mi.

  • What is the cheapest airline to fly from Great Falls to San Jose, California round-trip?

    According to our current data, Delta ($169), offers the cheapest pricing from Great Falls to San Jose, California. This flight start at 54% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Great Falls to San Jose 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 Great Falls to San Jose, California?

    Currently, September is the cheapest month in which you can book a flight from Great Falls to San Jose, California (average of $129). Flying from Great Falls to San Jose, California in October is currently the most expensive (average of $291). 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.

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Top airline flying from Great Falls to San Jose

Discover the top airline that operate flights from Great Falls to San Jose. 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 diciembre 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$169Average$338FlexibilityNo cancel feeOn-timeN/A

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