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$94+ Cheap flights from San Antonio to Boise (SAT - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BOI
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheapflights Tip: The best prices from San Antonio to Boise Air Term. Gowen Fld are usually found in January or August, booked 73 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from San Antonio to Boise

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Boise (BOI). 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(Delta)

One-way from

$94
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$540
Provider with most accurate pricing for San Antonio-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Boise Air Term. Gowen Fld flights.
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From San Antonio to Boise Air Term. Gowen Fld
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One-way flight from San Antonio to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San Antonio to Boise

Cheapest flights from San Antonio to Boise
Explore the most affordable flight options available from San Antonio to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Delta deal was found by Cheapflights users on 3/21. 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.
Mon 4/146:30 amSAT - BOI
1 stop9h 05mDelta
Mon 4/215:59 pmBOI - SAT
1 stop5h 21mDelta
Deal found 3/21$231
This American Airlines deal was found by Cheapflights users on 3/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/117:00 amSAT - BOI
1 stop6h 33mAmerican Airlines
Tue 4/225:18 pmBOI - SAT
1 stop4h 53mAmerican Airlines
Deal found 3/20$256
This Mytrip deal was found by Cheapflights users on 3/20. 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 4/39:35 pmSAT - BOI
1 stop16h 01mSpirit Airlines
Mon 4/71:31 pmBOI - SAT
1 stop5h 59mSpirit Airlines
Deal found 3/20$261
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 5/205:30 amSAT - BOI
2 stops11h 51mUnited Airlines
Sun 5/252:35 pmBOI - SAT
1 stop8h 24mUnited Airlines
Deal found 3/20$382
This Mytrip deal was found by Cheapflights users on 3/20. 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 4/310:30 pmSAT - BOI
3 stops18h 06mMultiple Airlines
Mon 4/71:31 pmBOI - SAT
2 stops31h 04mMultiple Airlines
Deal found 3/20$405
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 4/147:00 amSAT - BOI
2 stops10h 20mAlaska Airlines
Mon 4/216:10 pmBOI - SAT
2 stops10h 05mAlaska Airlines
Deal found 3/21$544

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to Boise 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 March 21, 2025.
Use the filters below to find and compare flights from San Antonio to Boise that are best for you.

Fly from

San Antonio

Fly to

Boise

Route

Depart

Return

Price

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Mon 4/14

6:30 am-2:35 pm

1 stop9h 05m

Boise Air Term. Gowen Fld

Mon 4/21

5:59 pm-12:20 am

1 stop5h 21m

$231

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Fri 4/11

7:00 am-12:33 pm

1 stop6h 33m

Boise Air Term. Gowen Fld

Tue 4/22

5:18 pm-11:11 pm

1 stop4h 53m

$256

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Thu 4/3

9:35 pm-12:36 pm

1 stop16h 01m

Boise Air Term. Gowen Fld

Mon 4/7

1:31 pm-8:30 pm

1 stop5h 59m

$261

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Tue 5/20

5:30 am-4:21 pm

2 stops11h 51m

Boise Air Term. Gowen Fld

Sun 5/25

2:35 pm-11:59 pm

1 stop8h 24m

$382

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Thu 4/3

10:30 pm-3:36 pm

3 stops18h 06m

Boise Air Term. Gowen Fld

Mon 4/7

1:31 pm-9:35 pm

2 stops31h 04m

$405

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Mon 4/14

7:00 am-4:20 pm

2 stops10h 20m

Boise Air Term. Gowen Fld

Mon 4/21

6:10 pm-5:15 am

2 stops10h 05m

$544

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Sun 5/11

10:51 pm-11:21 am

1 stop13h 30m

$94

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Tue 4/22

3:30 pm-11:47 pm

2 stops9h 17m

$148

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Sat 5/10

8:00 am-12:45 pm

1 stop5h 45m

$154

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

Sat 5/10

7:40 am-4:10 pm

2 stops9h 30m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 14 results
1
2

Compare providers for flights from San Antonio to Boise

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 San Antonio to Boise in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust 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 San Antonio-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Boise 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 San Antonio-Boise 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 San Antonio to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from San Antonio 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 Antonio to Boise

How far ahead should I book a flight from San Antonio to Boise?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Boise. Price data was last updated on March 14, 2025.

The price you pay for your flight from San Antonio to Boise may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Antonio to Boise?

Currently, October is the cheapest month in which you can book a flight from San Antonio to Boise (average of $314). Flying from San Antonio to Boise in June is currently the most expensive (average of $424). 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.

What is the cheapest time of day to fly from SAT to BOI?

Find hourly flight availability from San Antonio to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 2025.

It’s typically best to fly out from San Antonio to Boise at noon. Doing so could potentially save you 21% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from San Antonio to Boise?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Boise. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Boise flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boise by month

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

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

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

If weather is an important factor for your trip to Boise, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated March 21, 2025.
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,281 reviews
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,759 reviews
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,325 reviews
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,281 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Boise. 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 Antonio to Boise round-trip?

    Cheapflights users have booked flights from San Antonio to Boise round-trip from $231. Other airlines that can offer you cheap pricing are American Airlines, from $256, and Spirit Airlines, from $261. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Antonio to Boise one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $94. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from San Antonio to Boise for a low price.

  • Can I find deals for flights from San Antonio to Boise that include hotel bookings?

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

  • How can I find direct flights from San Antonio to Boise?

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

  • Can I find deals for business class flights from San Antonio to Boise?

    Yes. Cheapflights offers flight deals from San Antonio to Boise 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 Antonio to Boise?

    Currently, October is the cheapest month in which you can book a flight from San Antonio to Boise (average of $314). Flying from San Antonio to Boise in June is currently the most expensive (average of $424). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario

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Top 5 airlines flying from San Antonio to Boise

Discover the top 5 airlines that operate flights from San Antonio to Boise. 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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$127Average$190FlexibilityNo cancel feeOn-time65%
DeltaCheapest$246Average$368FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$262Average$476FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$280Average$461FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$297Average$479FlexibilityNo cancel feeOn-time69%
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