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San Jose

$427+ Cheap flights from Billings to San Jose, CA (BIL - 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SJC
Sep 9 — Sep 161
Wed 9/9
Wed 9/16
1 adult, Economy
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Cheap flight deals from Billings to San Jose

Cheapest flights from Billings to San Jose
Explore the most affordable flight options available from Billings to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.

This Alaska Airlines deal was found by Cheapflights users on 8/6. 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.
Tue 9/293:42 pm -
1 stop7h 45m
Sat 10/39:44 am -
1 stop4h 20m
Deal found 8/6$427
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 10/177:41 am -
2 stops9h 57m
Tue 10/202:14 pm -
1 stop23h 50m
Deal found 8/7$432
This Delta deal was found by Cheapflights users on 8/6. 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.
Tue 9/111:51 am -
1 stop5h 15m
Mon 9/75:10 pm -
1 stop4h 15m
Deal found 8/6$501
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 11/303:31 pm -
1 stop21h 51m
Fri 12/47:07 pm -
1 stop17h 16m
Deal found 8/9$543

Find flight deals from Billings to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 August 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$427
(Alaska Airlines)

Popular in

March

Cheapest in

August

Average price

$180
Provider with most accurate pricing for Billings Logan Intl-San Jose flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-San Jose flights.
Search Deals
From Billings Logan Intl to San Jose
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 August 10, 2026.
Use the filters below to find and compare flights from Billings to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsSan Jose

BIL Billings Logan Intl - SJC San Jose

BILSJC

Billings Logan Intl

Sat 10/17

3:44 pm-7:53 pm

1 stop5h 09m

San Jose

Tue 10/20

11:57 am-3:04 pm

1 stop26h 07m

$427
Quickest round-trip

BillingsSan Jose

BIL Billings Logan Intl - SJC San Jose

BILSJC

Billings Logan Intl

Tue 9/29

3:42 pm-10:27 pm

1 stop7h 45m

San Jose

Sat 10/3

9:44 am-3:04 pm

1 stop4h 20m

$427

BillingsSan Jose

BIL Billings Logan Intl - SJC San Jose

BILSJC

Billings Logan Intl

Mon 11/30

3:31 pm-12:22 pm

1 stop21h 51m

San Jose

Fri 12/4

7:07 pm-1:23 pm

1 stop17h 16m

$595

BillingsSan Jose

BIL Billings Logan Intl - SJC San Jose

BILSJC

Billings Logan Intl

Fri 8/21

6:21 pm-10:27 pm

1 stop5h 06m

San Jose

Tue 8/25

2:25 pm-11:29 pm

2 stops8h 04m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Billings-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-San Jose, California flights, Cheapflights users trust FlightHub the most. FlightHub 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 Billings-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 Billings to San Jose

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

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

Currently, August is the cheapest month in which you can book a flight from Billings to San Jose, California (average of $180). Flying from Billings to San Jose, California in March is currently the most expensive (average of $766). 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 August 10, 2026.
Read through reviews of airlines operating flights from Billings to San Jose, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,497 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

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
7.8
Good
8,497 reviews
Delta
7.8
Good
8,497 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

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 Billings 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 Billings to San Jose, California?

    Alaska Airlines can get you from Billings to San Jose, California in just under 5h 09m. Your travel time can differ by up to . Billings and San Jose, California are separated by a distance of 902 mi.

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

    Delta, at $137, was found to be the cheapest airline from Billings to San Jose, California.. This flight start at 69% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Billings to San Jose, California (average of $180). Flying from Billings to San Jose, California in March is currently the most expensive (average of $766). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Billings to San Jose

Discover the top airline that operate flights from Billings 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 August 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$137Average$540FlexibilityNo cancel feeOn-timeN/A

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