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Idaho Falls

$411+ Cheap flights from San Antonio to Idaho Falls (SAT - IDA)

SAT — IDA
Oct 15 — Oct 221
Thu 10/15
Thu 10/22
1 adult, Economy
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Cheap flight deals from San Antonio to Idaho Falls

Cheapest flights from San Antonio to Idaho Falls

Thu 10/1510:34 pm -
1 stop18h 26m
Mon 10/199:33 pm -
2 stops20h 53m
Deal found 9/11$411
Thu 10/156:00 pm -
1 stop5h 10m
Mon 10/196:56 pm -
1 stop4h 34m
Deal found 9/11$419
Wed 9/305:30 am -
2 stops8h 54m
Sun 10/45:51 pm -
1 stop5h 07m
Deal found 9/15$434
Wed 10/219:00 am -
1 stop5h 24m
Sat 10/245:51 pm -
1 stop5h 07m
Deal found 9/13$449
Sun 9/275:30 am -
1 stop5h 23m
Sun 10/45:51 pm -
1 stop5h 07m
Deal found 9/11$451
Mon 9/286:01 pm -
1 stop5h 21m
Sat 10/31:05 pm -
1 stop7h 01m
Deal found 9/13$474
Fri 11/278:56 am -
1 stop5h 32m
Sun 12/62:40 pm -
2 stops7h 19m
Deal found 9/15$507
Wed 9/307:05 am -
2 stops12h 12m
Sat 10/31:05 pm -
1 stop7h 01m
Deal found 9/13$509
Wed 9/305:00 am -
1 stop7h 45m
Sat 10/32:08 pm -
1 stop5h 26m
Deal found 9/13$536

Find flight deals from San Antonio to Idaho Falls

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$411
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$338
Provider with most accurate pricing for San Antonio-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Idaho Falls Fanning Field flights.
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From San Antonio to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San AntonioIdaho Falls

SAT San Antonio - IDA Idaho Falls Fanning Field

SATIDA

San Antonio

Thu 10/15

6:00 pm-10:10 pm

1 stop5h 10m

Idaho Falls Fanning Field

Mon 10/19

6:56 pm-12:30 am

1 stop4h 34m

$419

San AntonioIdaho Falls

SAT San Antonio - IDA Idaho Falls Fanning Field

SATIDA

San Antonio

Wed 9/30

5:30 am-1:24 pm

2 stops8h 54m

Idaho Falls Fanning Field

Sun 10/4

5:51 pm-11:58 pm

1 stop5h 07m

$434

San AntonioIdaho Falls

SAT San Antonio - IDA Idaho Falls Fanning Field

SATIDA

San Antonio

Sat 1/23

4:45 pm-9:08 pm

1 stop5h 23m

Idaho Falls Fanning Field

Tue 1/26

7:00 am-1:05 pm

1 stop5h 05m

$449

San AntonioIdaho Falls

SAT San Antonio - IDA Idaho Falls Fanning Field

SATIDA

San Antonio

Sun 9/27

5:30 am-1:24 pm

2 stops8h 54m

Idaho Falls Fanning Field

Sun 10/4

5:51 pm-11:58 pm

1 stop5h 07m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Sorted by cheapest first

Compare providers for flights from San Antonio to Idaho Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Idaho Falls in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 San Antonio-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Idaho Falls 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 San Antonio-Idaho Falls 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 San Antonio to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from San Antonio with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Idaho Falls

How much does it cost to fly round-trip from San Antonio to Idaho Falls?

Airfare is typical for this route at the moment.

San Antonio to Idaho Falls flights typically cost between $338 and $639 in October.
The cheapest round-trip price found within the last 5 days was $411 on Multiple Airlines (Oct 15-Oct 19).

Reviews of airlines servicing Idaho Falls

Read through reviews of airlines operating flights from San Antonio to Idaho Falls, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,568 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Delta
7.8
Good
8,568 reviews
Delta
7.8
Good
8,568 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
United Airlines
7.4
Good
10,208 reviews
Delta
7.8
Good
8,568 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Related info for your journey

  • How long is the flight from San Antonio to Idaho Falls?

    A quick flight from San Antonio to Idaho Falls can take about 5h 10m. Delta provides one of the quickest options available for as low as $419. There are 1222 mi between San Antonio and Idaho Falls. This flight may include one or multiple stops.

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

    Currently priced at $328, Delta will fly you from San Antonio to Idaho Falls and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $338. Delta is 32% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
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Top 2 airlines flying from San Antonio to Idaho Falls

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$328Average$404FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$338Average$450FlexibilityNo cancel feeOn-time69%

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