HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$336+ Cheap flights from Idaho Falls to San Antonio (IDA - 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SAT
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho Falls to San Antonio with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$336
(American Airlines)

Popular in

March

Cheapest in

November

Average price

$483
Provider with most accurate pricing for Idaho Falls Fanning Field-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-San Antonio flights.
Search Deals
From Idaho Falls Fanning Field to San Antonio
Search Deals
High demand for flights, 12% potential price rise
Search Deals
Best time to find cheap flights, 5% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Idaho Falls to San Antonio

Cheapest flights from Idaho Falls to San Antonio
Explore the most affordable flight options available from Idaho Falls to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/307:00 amIDA - SAT
1 stop4h 55mUnited Airlines
Sat 1/188:49 amSAT - IDA
1 stop7h 29mUnited Airlines
Deal found 12/16$662
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/301:44 pmIDA - SAT
1 stop5h 00mAmerican Airlines
Sat 1/185:45 amSAT - IDA
1 stop7h 40mAmerican Airlines
Deal found 12/16$681
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:00 amIDA - SAT
2 stops33h 50mAlaska Airlines
Sat 1/189:10 amSAT - IDA
2 stops31h 17mAlaska Airlines
Deal found 12/16$806

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 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Idaho FallsSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Tue 1/21

12:55 pm-7:41 pm

1 stop5h 46m

San Antonio

Tue 1/28

6:31 am-12:25 pm

1 stop6h 54m

$336

Idaho FallsSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Tue 2/18

8:00 am-2:07 pm

1 stop29h 07m

San Antonio

Tue 2/25

3:03 pm-10:36 pm

1 stop8h 33m

$419

Idaho FallsSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Tue 2/18

6:58 pm-12:40 am

1 stop4h 42m

San Antonio

Tue 2/25

7:00 am-6:18 pm

2 stops12h 18m

$491

Idaho FallsSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Wed 1/15

5:50 pm-4:40 pm

1 stop21h 50m

San Antonio

Tue 1/21

8:49 am-3:18 pm

1 stop7h 29m

$536

Idaho FallsSan Antonio

IDA - SAT

IDASAT

Idaho Falls Fanning Field

Fri 5/9

9:34 pm-5:50 pm

3 stops19h 16m

San Antonio

Fri 5/16

6:15 am-1:32 pm

1 stop8h 17m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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

Travel insights for flights from Idaho Falls to San Antonio

Get recent, data-driven insights about flights from Idaho Falls to San Antonio including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to San Antonio (average of $295). 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.

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

Find hourly flight availability from Idaho Falls 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 December 18, 2024.

It’s optimal to fly from Idaho Falls to San Antonio in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.

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 December 18, 2024.
To help decide which airline to fly from Idaho Falls to San Antonio, see what other customers have to say about United Airlines and Alaska 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.
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,554 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,055 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,554 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

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.

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

    According to our current data, American Airlines ($336), Alaska Airlines ($419), and Delta ($491) 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.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to San Antonio (average of $295). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Dallas/Fort Worth flights
Spokane to Dallas/Fort Worth flights
Spokane to Hobby flights
Boise to Hobby flights
Spokane to George Bush Intcntl flights
Boise to Austin flights
Boise to George Bush Intcntl flights
Boise to Love Field flights
Spokane to Love Field flights
Idaho Falls to Dallas/Fort Worth flights
Boise to San Antonio flights
Spokane to San Antonio flights
Jackson to Dallas/Fort Worth flights
Spokane to Austin flights
Idaho Falls to Hobby flights
Jackson to Austin flights
Lewiston to Hobby flights
Jackson to Hobby flights
Jackson to George Bush Intcntl flights
Lewiston to George Bush Intcntl flights
Jackson to San Antonio flights
Idaho Falls to George Bush Intcntl flights
Spokane to El Paso flights
Pocatello to Dallas/Fort Worth flights
Idaho Falls to Love Field flights
Idaho Falls to Austin flights
Boise to Amarillo flights
Hailey to San Antonio flights
Jackson to Love Field flights
Spokane to McAllen flights
Spokane to Midland flights
Spokane to Lubbock flights
Boise to Killeen flights
Boise to El Paso flights
Lewiston to San Antonio flights
Spokane to Amarillo flights
Boise to Texarkana flights
Hailey to Dallas/Fort Worth flights
Pocatello to San Antonio flights
Lewiston to Dallas/Fort Worth flights
Pocatello to Austin flights
Spokane to Killeen flights
Twin Falls to Austin flights
Twin Falls to San Antonio flights
Pocatello to George Bush Intcntl flights
Pocatello to Hobby flights
Spokane to San Angelo flights
Boise to Longview flights

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 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$147Average$466FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$334Average$562FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.