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$131+ Cheap flights from Billings to San Antonio (BIL - SAT)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SAT
dic. 24 — dic. 311
mié. 12/24
mié. 12/31
1 adult, Economy
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Find flight deals from Billings to San Antonio

Cheapest flights from Billings to San Antonio
Explore the most affordable flight options available from Billings to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 24, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/810:02 amBIL - SAT
2 stops31h 57mMultiple Airlines
vie. 12/126:10 pmSAT - BIL
1 stop18h 32mMultiple Airlines
Deal found 11/23$400
This Alaska Airlines deal was found by Cheapflights users on 11/23. 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.
lun. 12/82:02 pmBIL - SAT
1 stop8h 56mAlaska Airlines
vie. 12/126:00 amSAT - BIL
1 stop9h 56mAlaska Airlines
Deal found 11/23$465
This Delta deal was found by Cheapflights users on 11/24. 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. 12/96:22 pmBIL - SAT
1 stop5h 15mDelta
sáb. 12/1312:46 pmSAT - BIL
1 stop5h 56mDelta
Deal found 11/24$466
This United Airlines deal was found by Cheapflights users on 11/23. 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.
lun. 12/82:40 pmBIL - SAT
2 stops7h 19mUnited Airlines
vie. 12/125:20 amSAT - BIL
2 stops8h 58mUnited Airlines
Deal found 11/23$486
This Delta deal was found by Cheapflights users on 11/22. 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.
mié. 12/36:22 pmBIL - SAT
1 stop5h 15mDelta
mié. 12/106:00 pmSAT - BIL
1 stop7h 23mDelta
Deal found 11/22$491
This Kiwi.com deal was found by Cheapflights users on 11/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/263:32 pmBIL - SAT
1 stop20h 45mMultiple Airlines
mié. 12/34:54 pmSAT - BIL
1 stop29h 40mMultiple Airlines
Deal found 11/22$557
This American Airlines deal was found by Cheapflights users on 11/22. 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.
jue. 11/277:00 amBIL - SAT
1 stop6h 05mAmerican Airlines
jue. 12/43:10 pmSAT - BIL
1 stop7h 05mAmerican Airlines
Deal found 11/22$661

Cheap flight deals from Billings to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to San Antonio (SAT). 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 noviembre 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$342
(Alaska Airlines)

One-way from

$131
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$370
Provider with most accurate pricing for Billings Logan Intl-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-San Antonio flights.
Search Deals
From Billings Logan Intl to San Antonio
Search Deals
One-way flight from Billings Logan Intl to San Antonio
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings to San Antonio 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 noviembre 24, 2025.
Use the filters below to find and compare flights from Billings to San Antonio that are best for you.

Fly from

Billings

Fly to

San Antonio

Route

Depart

Return

Price

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 2/21

7:00 am-5:10 pm

1 stop9h 10m

San Antonio

mar. 2/24

6:06 pm-2:52 pm

1 stop21h 46m

$342

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

dom. 2/22

6:05 pm-12:41 am

1 stop5h 36m

San Antonio

jue. 2/26

5:55 pm-10:26 pm

1 stop5h 31m

$380

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

jue. 1/15

2:02 pm-5:45 pm

1 stop26h 43m

San Antonio

dom. 1/18

6:46 pm-11:36 pm

1 stop29h 50m

$382

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/8

10:02 am-6:59 pm

2 stops31h 57m

San Antonio

vie. 12/12

6:10 pm-11:42 am

1 stop18h 32m

$400

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 2/21

5:10 am-2:44 pm

2 stops8h 34m

San Antonio

mar. 2/24

10:57 am-10:26 pm

2 stops12h 29m

$442

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb. 2/21

7:00 am-6:02 pm

2 stops10h 02m

San Antonio

mar. 2/24

3:15 pm-10:59 pm

2 stops8h 44m

$453

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/15

10:02 am-6:59 pm

2 stops31h 57m

$131

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

jue. 12/4

10:24 pm-11:42 am

1 stop12h 18m

$166

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

lun. 12/15

1:58 pm-10:16 pm

1 stop7h 18m

$181

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

dom. 12/28

10:05 pm-5:35 am

1 stop6h 30m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Showing 1-10 of 11 results
1
2

Compare providers for flights from Billings to San Antonio

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 Billings to San Antonio in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
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 Billings-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-San Antonio flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Billings-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-San Antonio 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 Billings-San Antonio 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 Antonio

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

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

Currently, June is the cheapest month in which you can book a flight from Billings to San Antonio (average of $214). Flying from Billings to San Antonio in March is currently the most expensive (average of $394). 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.

How much does it cost to fly round-trip from Billings to San Antonio?

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated noviembre 24, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Billings to San Antonio by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
7,997 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,037 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,046 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Billings to San Antonio. 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 Antonio?

    A quick flight from Billings to San Antonio can take about 9h 10m. Alaska Airlines provides one of the quickest options available for as low as $342. There are 1249 mi between Billings and San Antonio.

  • What are the cheapest airlines flying from Billings to San Antonio round-trip?

    Flying on United Airlines is currently your cheapest option to San Antonio, with prices starting at $350. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $350 and $363, respectively. You may be able to fly from Billings to San Antonio for 33% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Billings to San Antonio (average of $214). Flying from Billings to San Antonio in March is currently the most expensive (average of $394). 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
New Braunfels
Kerrville

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Top 3 airlines flying from Billings to San Antonio

Discover the top 3 airlines that operate flights from Billings to San Antonio. 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 noviembre 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$484FlexibilityNo cancel feeOn-time69%
DeltaCheapest$350Average$435FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$363Average$556FlexibilityNo cancel feeOn-time71%

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