$243+ Cheap flights from Idaho Falls to San Antonio (IDA - 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IDA — SAT
Jul 16 — Jul 231

Cheap flight deals from Idaho Falls to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) 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 July 11, 2024.

Popular in

March

Cheapest in

October

Round-trip from

$368
(Delta)

One-way from

$243
(mytrip.com)
High demand for flights, 29% potential price rise
Best time to find cheap flights, 22% potential price drop
From Idaho Falls Fanning Field to San Antonio
One-way flight from Idaho Falls Fanning Field to San Antonio

What is the cheapest day to fly round-trip from Idaho Falls to San Antonio?

Thursday flights are found to be more expensive to fly from Idaho Falls to San Antonio. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Antonio.

What is the cheapest month to fly from Idaho Falls to San Antonio?

October can be a great time to fly to San Antonio from Idaho Falls with a flight ticket averaging about $625. Cheapflights users have found deals in the month of October for as cheap as $375. The most expensive prices can be found in the month of March.

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

It’s optimal to fly from Idaho Falls to San Antonio in the evening. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight at noon.

Cheap Idaho Falls to San Antonio flights in July & August 2024

Find cheap flight options from Idaho Falls to San Antonio specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,800,118 searches. Prices were last updated on July 11, 2024.
Listed are some of the best fares we've found on flights departing from Idaho Falls to San Antonio in 2024. For more flight deals, be sure to check back very soon.
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/166:59 pmIDA - SAT
1 stop4h 50mDelta
Mon 8/196:20 pmSAT - IDA
1 stop4h 50mDelta
Deal found 7/10$368
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/166:59 pmIDA - SAT
1 stop4h 50mDelta
Mon 8/1912:55 pmSAT - IDA
2 stops10h 15mDelta
Deal found 7/10$438
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
1 stop5h 00mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$557
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
2 stops16h 02mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$645
This United Airlines deal was found by Cheapflights users on 7/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/282:35 pmIDA - SAT
1 stop5h 23mUnited Airlines
Sun 8/185:35 amSAT - IDA
1 stop5h 00mUnited Airlines
Deal found 7/11$673
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
3 stops24h 02mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$727
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/286:59 pmIDA - SAT
1 stop4h 50mDelta
Sun 8/1812:55 pmSAT - IDA
2 stops10h 15mDelta
Deal found 7/11$773
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/286:00 amIDA - SAT
2 stops15h 56mAlaska Airlines
Sun 8/1812:22 pmSAT - IDA
2 stops12h 35mAlaska Airlines
Deal found 7/11$874

Idaho Falls to San Antonio 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and San Antonio in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.
Listed are some of the best fares we've found on flights departing from Idaho Falls to San Antonio in 2024. For more flight deals, be sure to check back very soon.
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/166:59 pmIDA - SAT
1 stop4h 50mDelta
Mon 8/196:20 pmSAT - IDA
1 stop4h 50mDelta
Deal found 7/10$368
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/166:59 pmIDA - SAT
1 stop4h 50mDelta
Mon 8/1912:55 pmSAT - IDA
2 stops10h 15mDelta
Deal found 7/10$438
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
1 stop5h 00mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$557
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
2 stops16h 02mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$645
This United Airlines deal was found by Cheapflights users on 7/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/282:35 pmIDA - SAT
1 stop5h 23mUnited Airlines
Sun 8/185:35 amSAT - IDA
1 stop5h 00mUnited Airlines
Deal found 7/11$673
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:59 pmIDA - SAT
3 stops24h 02mUnited Airlines
Mon 8/197:15 pmSAT - IDA
3 stops22h 59mUnited Airlines
Deal found 7/10$727
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/286:59 pmIDA - SAT
1 stop4h 50mDelta
Sun 8/1812:55 pmSAT - IDA
2 stops10h 15mDelta
Deal found 7/11$773
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/286:00 amIDA - SAT
2 stops15h 56mAlaska Airlines
Sun 8/1812:22 pmSAT - IDA
2 stops12h 35mAlaska Airlines
Deal found 7/11$874

One-way flights to San Antonio from Idaho Falls

Search for one-way flight options from Idaho Falls to San Antonio. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,800,118 searches. Data last updated July 11, 2024.
Some of the best available deals we've found on one-way flights from Idaho Falls to San Antonio. Users needing a return flight from Idaho Falls to San Antonio should utilize the search form above.
This mytrip.com deal was found by Cheapflights users on 7/11. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2210:03 pmIDA - SAT
2 stops15h 47mMultiple Airlines
Deal found 7/11$243
This mytrip.com deal was found by Cheapflights users on 7/11. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/222:34 pmIDA - SAT
3 stops23h 16mMultiple Airlines
Deal found 7/11$282
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/296:59 pmIDA - SAT
1 stop4h 50mDelta
Deal found 7/11$284
This Delta deal was found by Cheapflights users on 7/10. 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.
Mon 7/296:59 pmIDA - SAT
1 stop4h 50mDelta
Deal found 7/10$294
This United deal was found by Cheapflights users on 7/10. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/295:59 pmIDA - SAT
2 stops16h 02mUnited Airlines
Deal found 7/10$333
This United deal was found by Cheapflights users on 7/11. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/295:59 pmIDA - SAT
2 stops20h 24mUnited Airlines
Deal found 7/11$353
This United deal was found by Cheapflights users on 7/11. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/215:59 pmIDA - SAT
1 stop5h 00mUnited Airlines
Deal found 7/11$384
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Tue 7/166:30 amIDA - SAT
1 stop6h 30mAmerican Airlines
Deal found 7/11$427
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/166:00 amIDA - SAT
2 stops11h 53mAlaska Airlines
Deal found 7/11$457

Find flights from Idaho Falls to San Antonio within your budget

Customize your flight search to find flights from Idaho Falls 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 2,800,118 searches. Data last updated July 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$368 - $874

Route

Depart

Return

Price

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 8/16

1 stop4h 50m

San Antonio

Mon 8/19

1 stop4h 50m

$368

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 8/16

1 stop4h 50m

San Antonio

Mon 8/19

2 stops10h 15m

$438

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 8/16

1 stop5h 00m

San Antonio

Mon 8/19

3 stops22h 59m

$557

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 8/16

2 stops16h 02m

San Antonio

Mon 8/19

3 stops22h 59m

$645

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Sun 7/28

1 stop5h 23m

San Antonio

Sun 8/18

1 stop5h 00m

$673

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 8/16

3 stops24h 02m

San Antonio

Mon 8/19

3 stops22h 59m

$727

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Sun 7/28

1 stop4h 50m

San Antonio

Sun 8/18

2 stops10h 15m

$773

Idaho Falls Fanning FieldSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Sun 7/28

2 stops15h 56m

San Antonio

Sun 8/18

2 stops12h 35m

$874

Flights are sorted by cheapest first

Deals found on 7/10

What is the cheapest day to fly from Idaho Falls to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to San Antonio. Price data was last updated on July 7, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to San Antonio flight should consider departing on Sunday mornings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Idaho Falls to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Idaho Falls 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.

Temperature and rainfall in San Antonio by month

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

SAT

Temperature

51.8 - 84.2 °F

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 July 11, 2024.
To help decide which airline to fly from Idaho Falls to San Antonio, see what other customers have to say about Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,367 reviews

Crew

8.6

Food

7.2

Comfort

7.9

Entertainment

7.2

Boarding

8.2

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.1
Very good
9,367 reviews
8.1
Very good
9,367 reviews

Crew

8.6

Food

7.2

Comfort

7.9

Entertainment

7.2

Boarding

8.2

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.0
Very good
9,842 reviews
8.1
Very good
9,367 reviews

Crew

8.6

Food

7.2

Comfort

7.9

Entertainment

7.2

Boarding

8.2

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.4
Good
10,000 reviews
8.1
Very good
9,367 reviews

Crew

8.6

Food

7.2

Comfort

7.9

Entertainment

7.2

Boarding

8.2

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.3
Good
10,000 reviews
8.1
Very good
9,367 reviews

Crew

8.6

Food

7.2

Comfort

7.9

Entertainment

7.2

Boarding

8.2

Overall

8.1

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Idaho Falls to San Antonio for under $400 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to San Antonio for under $400. The cheapest flight booked recently is on Delta for just $368, but on average you can expect to pay $631.

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

    According to our current data, Delta ($368), United Airlines ($557), and Alaska Airlines ($874) offers the cheapest pricing from Idaho Falls to San Antonio. These flights start at 41% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Idaho Falls to San Antonio are Delta ($284), United Airlines ($333), and American Airlines ($427).

  • What does IDA to SAT mean?

    IDA stands for Idaho Falls Fanning Field Airport, while SAT stands for San Antonio Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Idaho Falls to San Antonio that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to San Antonio flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho Falls to San Antonio with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to San Antonio flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls 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.

  • Can I find deals for flights from Idaho Falls to San Antonio that allow pets onboard?

    Many airlines flying from Idaho Falls to San Antonio offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho Falls to San Antonio?

    Yes, you can often find last-minute deals on Idaho Falls to San Antonio flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho Falls to San Antonio flight deals updated?

    The Idaho Falls to San Antonio flight deals you see on this page were last updated on 7/11.

  • What is the cheapest month to book a flight from Idaho Falls to San Antonio?

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to San Antonio (average of $294). Flying from Idaho Falls 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Idaho Falls to San Antonio

Discover the top 2 airlines that operate flights from Idaho Falls 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 2,800,118 searches. Data last updated July 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$394Average$714FlexibilityNo cancel feeOn-time69%
DeltaCheapest$488Average$606FlexibilityNo cancel feeOn-timeN/A

Search flights from Idaho Falls to San Antonio by cabin class

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