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$225+ 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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SAT
dez 17 — dez 241
qua 12/17
qua 12/24
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 novembro 17, 2025.

This United Airlines deal was found by Cheapflights users on 11/17. 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.
ter 12/22:40 pmBIL - SAT
2 stops7h 19mUnited Airlines
sáb 12/68:39 amSAT - BIL
1 stop7h 47mUnited Airlines
Deal found 11/17$481
This Delta deal was found by Cheapflights users on 11/17. 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.
qua 11/195:18 amBIL - SAT
1 stop7h 31mDelta
seg 11/246:13 pmSAT - BIL
1 stop6h 11mDelta
Deal found 11/17$676
This Kiwi.com deal was found by Cheapflights users on 11/17. 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.
sex 11/215:21 pmBIL - SAT
1 stop17h 10mMultiple Airlines
dom 11/2312:14 pmSAT - BIL
1 stop29h 17mMultiple Airlines
Deal found 11/17$683
This Alaska Airlines deal was found by Cheapflights users on 11/17. 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.
ter 11/186:00 amBIL - SAT
1 stop10h 55mAlaska Airlines
sex 11/216:58 pmSAT - BIL
1 stop16h 59mAlaska Airlines
Deal found 11/17$738
This Delta deal was found by Cheapflights users on 11/16. 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.
ter 11/186:24 pmBIL - SAT
1 stop5h 11mDelta
sex 11/215:59 pmSAT - BIL
1 stop7h 11mDelta
Deal found 11/16$761

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 novembro 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$371
(Alaska Airlines)

One-way from

$225
(Mytrip)

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
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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 novembro 17, 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

ter 4/14

6:25 pm-12:44 am

1 stop5h 19m

San Antonio

qua 4/15

2:00 pm-8:07 pm

1 stop7h 07m

$371

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

ter 12/2

2:40 pm-10:59 pm

2 stops7h 19m

San Antonio

sáb 12/6

8:39 am-3:26 pm

1 stop7h 47m

$481

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

qui 3/26

7:52 am-1:35 pm

1 stop4h 43m

San Antonio

dom 3/29

3:31 pm-10:18 pm

1 stop7h 47m

$551

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

qui 3/26

6:00 am-6:02 pm

1 stop11h 02m

San Antonio

dom 3/29

6:12 am-10:43 pm

2 stops17h 31m

$712

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

qui 3/26

6:30 am-1:13 pm

1 stop5h 43m

San Antonio

dom 3/29

2:20 pm-1:13 pm

3 stops23h 53m

$768

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

qua 1/14

7:00 am-5:45 pm

1 stop9h 45m

San Antonio

sex 1/23

5:00 am-2:55 pm

2 stops10h 55m

$926

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

dom 12/28

10:05 pm-1:44 pm

2 stops14h 39m

$243

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sex 12/26

6:25 am-1:10 pm

1 stop5h 45m

$460

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb 12/27

6:50 am-11:23 pm

1 stop15h 33m

$495

BillingsSan Antonio

BIL - SAT

BILSAT

Billings Logan Intl

sáb 12/27

6:35 am-1:11 pm

2 stops29h 36m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

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.

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 novembro 17, 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
8,008 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.9

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.9

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
9,015 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.9

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
11,048 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.9

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 5h 19m. Delta provides one of the quickest options available for as low as $371. 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.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $460. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Billings to San Antonio for a low price.

  • 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 novembro 17, 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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