$372+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SAT
May 17 — May 241
1 adult, Economy
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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 May 12, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $372 (Delta) |
Popular in | May |
Cheapest in | November |
Average price | $656 |
Find flight deals from Idaho Falls to San Antonio
Cheapest flights from Idaho Falls to San AntonioExplore 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 May 12, 2025.
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 May 12, 2025.
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 8/277:00 pmIDA - SAT
1 stop4h 45mDelta
Sun 8/3111:50 amSAT - IDA
2 stops11h 25mDelta
Deal found 5/12![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 8/272:35 pmIDA - SAT
1 stop5h 11mUnited Airlines
Sun 8/314:37 pmSAT - IDA
1 stop5h 17mUnited Airlines
Deal found 5/12![United Airlines logo]()
$447
Cheapflights Fare Finder
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 May 12, 2025.
Use the filters below to find and compare flights from Idaho Falls to San Antonio that are best for you.
Fly from
Idaho Falls
Fly to
San Antonio
Route
Depart
Return
Price
Idaho FallsSan Antonio
IDA - SAT
IDASAT
Idaho Falls Fanning Field
Wed 8/27
7:00 pm-12:45 am
1 stop4h 45m
San Antonio
Sun 8/31
11:50 am-10:15 pm
2 stops11h 25m
$372
Idaho FallsSan Antonio
IDA - SAT
IDASAT
Idaho Falls Fanning Field
Wed 8/27
2:35 pm-8:46 pm
1 stop5h 11m
San Antonio
Sun 8/31
4:37 pm-8:54 pm
1 stop5h 17m
$447
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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- 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 Expedia the most. Expedia 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.
Cheapflights Insights
Everything you need to know about your flight from Idaho Falls to San Antonio
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 May 12, 2025.
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 May 12, 2025.
Boarding
8.2
Overall
8.0
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Boarding
8.2
Overall
8.0
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Boarding
8.2
Overall
8.0
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
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.
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsNew Braunfels
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Alternative routes for Idaho Falls to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
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 May 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$230 | Average$392 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$334 | Average$494 | FlexibilityNo cancel fee | On-time69% |