How do I get Price Alerts for flights from Idaho Falls to South Dakota?

Search flight deals from Idaho Falls to South Dakota . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Idaho Falls to South Dakota with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to South Dakota?

Prices for flights from Idaho Falls Fanning Field Airport to South Dakota are refreshed on a daily basis.

How old do you have to be to fly from Idaho Falls Fanning Field Airport to South Dakota?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$379 Cheap Flights from Idaho Falls to South Dakota in 2026

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Idaho Falls to South Dakota

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:58 pm - 9:14 am

IDA

RAP

17h 16m

1 stop

9:54 pm - 4:08 pm

RAP

IDA

18h 14m

1 stop

$429Allegiant Air

Fri, Jun 26 - Sun, Jun 28

3:58 pm - 9:14 am

IDA

RAP

17h 16m

1 stop

9:54 pm - 4:08 pm

RAP

IDA

18h 14m

1 stop

$430Allegiant Air

Fri, Jun 26 - Sun, Jun 28

5:54 pm - 10:25 pm

IDA

RAP

4h 31m

1 stop

7:05 am - 1:25 pm

RAP

IDA

6h 20m

1 stop

$464United Airlines

Thu, Jun 11 - Mon, Jun 15

5:54 pm - 10:25 pm

IDA

RAP

4h 31m

1 stop

7:05 am - 1:25 pm

RAP

IDA

6h 20m

1 stop

$481United Airlines

Fri, Jun 19 - Mon, Jun 22

4:10 pm - 9:20 am

IDA

RAP

17h 10m

1 stop

5:00 am - 9:50 am

RAP

IDA

4h 50m

1 stop

$538United Airlines

Sat, Jun 13 - Wed, Jun 17

5:54 pm - 9:20 am

IDA

RAP

15h 26m

1 stop

7:00 am - 1:25 pm

RAP

IDA

6h 25m

1 stop

$603United Airlines

Sat, Jul 11 - Tue, Jul 14

4:14 pm - 10:25 pm

IDA

RAP

6h 11m

1 stop

11:20 am - 5:19 pm

RAP

IDA

5h 59m

1 stop

$633United Airlines

Sun, Aug 2 - Wed, Aug 5

5:54 pm - 10:33 pm

IDA

RAP

4h 39m

1 stop

1:35 pm - 9:50 am

RAP

IDA

20h 15m

2 stops

$1,065United Airlines

Sat, Jul 11 - Tue, Jul 14

5:54 pm - 10:25 pm

IDA

RAP

4h 31m

1 stop

6:00 am - 9:50 am

RAP

IDA

27h 50m

2 stops

$1,144United Airlines

Thu, Jun 11 - Mon, Jun 15

6:00 am - 3:29 pm

IDA

RAP

9h 29m

2 stops

6:48 am - 6:18 pm

RAP

IDA

11h 30m

2 stops

$1,793Delta

Sat, Jul 11 - Tue, Jul 14

United Airlines flights from Idaho Falls to South Dakota

Our best United Airlines deals on Idaho Falls to South Dakota flight tickets

United Airlines

Jun 11

IDA5:54 pmIdaho Falls Fanning Field

4h 31m

1 stop

RAP10:25 pmRapid City

Jun 15

RAP7:05 amRapid City

6h 20m

1 stop

IDA1:25 pmIdaho Falls Fanning Field

$464

United Airlines

Jun 19

IDA5:54 pmIdaho Falls Fanning Field

4h 31m

1 stop

RAP10:25 pmRapid City

Jun 22

RAP7:05 amRapid City

6h 20m

1 stop

IDA1:25 pmIdaho Falls Fanning Field

$481

United Airlines

Jun 1

IDA10:35 amIdaho Falls Fanning Field

5h 25m

1 stop

RAP4:00 pmRapid City

Jun 7

RAP7:05 amRapid City

6h 20m

1 stop

IDA1:25 pmIdaho Falls Fanning Field

$487

Delta flights from Idaho Falls to South Dakota

Our best Delta deals on Idaho Falls to South Dakota flight tickets

Delta

May 30

IDA6:00 amIdaho Falls Fanning Field

9h 15m

2 stops

RAP3:15 pmRapid City

Jun 6

RAP11:13 amRapid City

7h 01m

2 stops

IDA6:14 pmIdaho Falls Fanning Field

$1,789

Delta

Jul 11

IDA6:00 amIdaho Falls Fanning Field

9h 29m

2 stops

RAP3:29 pmRapid City

Jul 14

RAP6:48 amRapid City

11h 30m

2 stops

IDA6:18 pmIdaho Falls Fanning Field

$1,793

Delta

Jul 11

IDA3:22 pmIdaho Falls Fanning Field

7h 04m

2 stops

RAP10:26 pmRapid City

Jul 14

RAP2:31 pmRapid City

8h 01m

2 stops

IDA10:32 pmIdaho Falls Fanning Field

$1,797

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Fri 6/26

3:58 pm-9:14 am

1 stop17h 16m

Rapid City

Sun 6/28

9:54 pm-4:08 pm

1 stop18h 14m

$429

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Fri 6/26

3:58 pm-9:14 am

1 stop17h 16m

Rapid City

Sun 6/28

9:54 pm-4:08 pm

1 stop18h 14m

$430

Quickest round-trip

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Thu 6/11

5:54 pm-10:25 pm

1 stop4h 31m

Rapid City

Mon 6/15

7:05 am-1:25 pm

1 stop6h 20m

$464

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Fri 6/19

5:54 pm-10:25 pm

1 stop4h 31m

Rapid City

Mon 6/22

7:05 am-1:25 pm

1 stop6h 20m

$481

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Sat 6/13

4:10 pm-9:20 am

1 stop17h 10m

Rapid City

Wed 6/17

5:00 am-9:50 am

1 stop4h 50m

$538

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Sat 7/11

5:54 pm-9:20 am

1 stop15h 26m

Rapid City

Tue 7/14

7:00 am-1:25 pm

1 stop6h 25m

$603

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Sun 8/2

4:14 pm-10:25 pm

1 stop6h 11m

Rapid City

Wed 8/5

11:20 am-5:19 pm

1 stop5h 59m

$633

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Sat 7/11

5:54 pm-10:33 pm

1 stop4h 39m

Rapid City

Tue 7/14

1:35 pm-9:50 am

2 stops20h 15m

$1,065

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Thu 6/11

5:54 pm-10:25 pm

1 stop4h 31m

Rapid City

Mon 6/15

6:00 am-9:50 am

2 stops27h 50m

$1,144

Idaho FallsRapid City

IDA - RAP

IDARAP

Idaho Falls Fanning Field

Sat 7/11

6:00 am-3:29 pm

2 stops9h 29m

Rapid City

Tue 7/14

6:48 am-6:18 pm

2 stops11h 30m

$1,793

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Idaho Falls to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to South Dakota

Fastest flight time	4h 39m
Direct flights	None

The fastest flight from Idaho Falls to South Dakota takes 4h 39m

There are no direct flights from Idaho Falls to South Dakota. There are no popular flight routes from Idaho Falls to South Dakota.

Search flight deals

Frequently asked questions about flying from Idaho Falls to South Dakota

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to South Dakota?
Prices for flights from Idaho Falls Fanning Field Airport to South Dakota are refreshed on a daily basis.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to South Dakota?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The travel and health documents you'll need for your trip to South Dakota may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Dakota. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Idaho Falls to South Dakota

How do I get Price Alerts for flights from Idaho Falls to South Dakota?
Search flight deals from Idaho Falls to South Dakota. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Idaho Falls to South Dakota with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to South Dakota?

Finding the right flight to South Dakota from Idaho Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to South Dakota quick and easy, saving you time and money.

Can I find flights from Idaho Falls to South Dakota with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Idaho Falls to South Dakota flights to just show those with flexible booking policies.

How can momondo help me find flights from Idaho Falls to South Dakota?

Once all potential Idaho Falls to South Dakota flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho Falls to South Dakota right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho Falls to South Dakota now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to South Dakota and let you know when they change.