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$309+ Cheap flights from Blountville to San Antonio (TRI - SAT)

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — SAT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Blountville to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) 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 junio 12, 2025.

Round-trip from

$309
(Delta)

Popular in

March

Cheapest in

November

Average price

$497
From Blountville Tri Cities TN/VA to San Antonio
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Blountville to San Antonio

Cheapest flights from Blountville to San Antonio
Explore the most affordable flight options available from Blountville to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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. 7/17:43 pmTRI - SAT
1 stop5h 34mDelta
mié. 7/235:25 amSAT - TRI
1 stop6h 19mDelta
Deal found 6/10$309
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 7/22:43 pmTRI - SAT
2 stops6h 52mAmerican Airlines
mié. 7/232:13 pmSAT - TRI
1 stop6h 49mAmerican Airlines
Deal found 6/11$314

Cheapflights Fare Finder

Customize your flight search to find flights from Blountville 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 junio 12, 2025.
Use the filters below to find and compare flights from Blountville to San Antonio that are best for you.

Fly from

Blountville

Fly to

San Antonio

Route

Depart

Return

Price

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

mar. 7/1

7:43 pm-12:17 am

1 stop5h 34m

San Antonio

mié. 7/23

5:25 am-12:44 pm

1 stop6h 19m

$309

BlountvilleSan Antonio

TRI - SAT

TRISAT

Blountville Tri Cities TN/VA

mié. 7/2

2:43 pm-8:35 pm

2 stops6h 52m

San Antonio

mié. 7/23

2:13 pm-10:02 pm

1 stop6h 49m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Blountville to San Antonio

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

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

Currently, August is the cheapest month in which you can book a flight from Blountville to San Antonio (average of $295). Flying from Blountville to San Antonio in March is currently the most expensive (average of $376). 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 TRI to SAT?

Find hourly flight availability from Blountville to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Blountville to San Antonio by exploring options for tickets at noon.

Rainfall in San Antonio by month

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

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

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

If weather is an important factor for your trip to San Antonio, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    According to our current data, Delta ($309), and American Airlines ($314) offers the cheapest pricing from Blountville to San Antonio. Delta is currently priced 44% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Blountville to San Antonio (average of $295). Flying from Blountville to San Antonio in March is currently the most expensive (average of $376). 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 Blountville?

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Top 2 airlines flying from Blountville to San Antonio

Discover the top 2 airlines that operate flights from Blountville 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$287Average$508FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$318Average$543FlexibilityNo cancel feeOn-time71%

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