Which airports can I use when flying from Rapid City to Idaho Falls?

Flights from Rapid City to Idaho Falls usually depart from Rapid City (RAP) and arrive at Idaho Falls Fanning Field (IDA).

What cabin classes can I book on flights from Rapid City to Idaho Falls?

Only Economy Class is available on flights from Rapid City to Idaho Falls.

Which airports do connecting flights from Rapid City to Idaho Falls pass through?

Most connecting flights from Rapid City to Idaho Falls pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Rapid City to Idaho Falls?

On the Rapid City to Idaho Falls route, being flexible with your departure day can save you up to 69%. Saturday is the cheapest day at $248 round-trip on average, while Monday is the most expensive at $778: a $530 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Do I need a passport to fly from Rapid City to Idaho Falls?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Rapid City to Idaho Falls changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $376 to $3,353. That means the highest observed fare was about 9x higher than the lowest one.

What car rental options are available at Idaho Falls Fanning Field Airport (IDA)?

Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates starting from around $34 for economy cars. Top options include: · Alamo · Hertz · Enterprise Rent-A-Car · Budget · National

How much should I expect to pay for a Rapid City to Idaho Falls flight?

Round-trip flights from Rapid City to Idaho Falls range from $454 to $735, with an average of $735 over the past 12 months. Anything below $454 counts as a good deal.

What is the cheapest airline to fly from Rapid City to Idaho Falls?

United Airlines ($376) and Allegiant Air ($507) are the cheapest airlines to fly round-trip from Rapid City to Idaho Falls according to KAYAK data over the last 5 days.

What is the cheapest layover airport when flying from Rapid City to Idaho Falls?

Flights via Denver Intl (DEN) offer the most affordable fares, with an average round-trip price of $628. Based on KAYAK data over the past 3 months.

When flying from Rapid City to Idaho Falls which airport offers the shortest layover?

Denver Intl (DEN) had the shortest average connection time for Rapid City to Idaho Falls layovers at 163 minutes over the past 3 months.

$376 CHEAP FLIGHTS from Rapid City to Idaho Falls (RAP - IDA)

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Cheapest round-trip

$376

Typical prices: $454-$735

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RAP - IDA • 1 stop

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Flight Deals

Cheap Flights from Rapid City to Idaho Falls (RAP-IDA)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Rapid City to Idaho Falls

Tue, Sep 8 - Sat, Sep 12

5:00 am - 9:51 amRAP Rapid City-IDA Idaho Falls Fanning Field

4h 51m1 stop Denver Intl

4:04 pm - 8:38 pmIDA Idaho Falls Fanning Field-RAP Rapid City

4h 34m1 stop Denver Intl

$376United Airlines

Wed, Sep 2 - Sun, Sep 6

11:22 am - 3:23 pmRAP Rapid City-IDA Idaho Falls Fanning Field

4h 01m1 stop Denver Intl

4:04 pm - 10:33 pmIDA Idaho Falls Fanning Field-RAP Rapid City

6h 29m1 stop Denver Intl

$379United Airlines

Sun, Sep 13 - Thu, Sep 17

3:34 pm - 11:34 amRAP Rapid City-IDA Idaho Falls Fanning Field

20h 00m1 stop Las Vegas Harry Reid Intl

8:20 pm - 6:49 pmIDA Idaho Falls Fanning Field-RAP Rapid City

22h 29m1 stop Phoenix-Mesa Gateway

$507Allegiant Air

Mon, Sep 7 - Fri, Sep 11

5:00 am - 9:51 amRAP Rapid City-IDA Idaho Falls Fanning Field

4h 51m1 stop Denver Intl

4:04 pm - 12:24 pmIDA Idaho Falls Fanning Field-RAP Rapid City

20h 20m1 stop Denver Intl

$523United Airlines

Sun, Sep 13 - Thu, Sep 17

3:34 pm - 6:33 pmRAP Rapid City-IDA Idaho Falls Fanning Field

26h 59m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

8:20 pm - 6:49 pmIDA Idaho Falls Fanning Field-RAP Rapid City

22h 29m1 stop Phoenix-Mesa Gateway

$597Multiple Airlines

Mon, Aug 31 - Fri, Sep 4

11:22 am - 5:16 pmRAP Rapid City-IDA Idaho Falls Fanning Field

5h 54m1 stop Denver Intl

4:04 pm - 4:58 pmIDA Idaho Falls Fanning Field-RAP Rapid City

24h 54m1 stop Denver Intl

$613United Airlines

Tue, Sep 8 - Sat, Sep 12

5:00 am - 9:51 amRAP Rapid City-IDA Idaho Falls Fanning Field

4h 51m1 stop Denver Intl

12:20 pm - 10:26 pmIDA Idaho Falls Fanning Field-RAP Rapid City

10h 06m2 stops Chicago O'Hare Intl Denver Intl

$956United Airlines

Wed, Sep 2 - Sun, Sep 6

7:00 am - 1:29 pmRAP Rapid City-IDA Idaho Falls Fanning Field

6h 29m1 stop Denver Intl

5:53 pm - 10:26 amIDA Idaho Falls Fanning Field-RAP Rapid City

16h 33m2 stops Denver Intl Chicago O'Hare Intl

$1,309United Airlines

Tue, Sep 8 - Sat, Sep 12

6:48 am - 6:17 pmRAP Rapid City-IDA Idaho Falls Fanning Field

11h 29m2 stops Minneapolis St Paul Salt Lake City

1:05 pm - 10:18 pmIDA Idaho Falls Fanning Field-RAP Rapid City

9h 13m2 stops Salt Lake City Minneapolis St Paul

$1,679Delta

Mon, Aug 31 - Fri, Sep 4

2:32 pm - 10:32 pmRAP Rapid City-IDA Idaho Falls Fanning Field

8h 00m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 3:49 pmIDA Idaho Falls Fanning Field-RAP Rapid City

9h 49m2 stops Salt Lake City Minneapolis St Paul

$1,781Delta

Booking Insights

Price, demand and travel trends for Rapid City to Idaho Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Rapid City to Idaho Falls with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Rapid City to Idaho Falls?

Round-trip flights from Rapid City to Idaho Falls start at $376. Prices are below average for this route right now, with typical round-trip fares ranging from $454 to $735. The lowest price found in the past 5 days was $376 on United Airlines.

Find deals

Cheapest flight	$376

Flight from Rapid City to Idaho Falls

When to book flights from Rapid City to Idaho Falls

Are your dates flexible? Find out the best times to travel from Rapid City to Idaho Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Rapid City to Idaho Falls?
Flights from Rapid City to Idaho Falls usually depart from Rapid City (RAP) and arrive at Idaho Falls Fanning Field (IDA).
What cabin classes can I book on flights from Rapid City to Idaho Falls?
Only Economy Class is available on flights from Rapid City to Idaho Falls.
Which airports do connecting flights from Rapid City to Idaho Falls pass through?
Most connecting flights from Rapid City to Idaho Falls pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Rapid City to Idaho Falls?
On the Rapid City to Idaho Falls route, being flexible with your departure day can save you up to 69%. Saturday is the cheapest day at $248 round-trip on average, while Monday is the most expensive at $778: a $530 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
Do I need a passport to fly from Rapid City to Idaho Falls?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Rapid City to Idaho Falls changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $376 to $3,353. That means the highest observed fare was about 9x higher than the lowest one.
What car rental options are available at Idaho Falls Fanning Field Airport (IDA)?
Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates starting from around $34 for economy cars. Top options include:
· Alamo
· Hertz
· Enterprise Rent-A-Car
· Budget
· National
How much should I expect to pay for a Rapid City to Idaho Falls flight?
Round-trip flights from Rapid City to Idaho Falls range from $454 to $735, with an average of $735 over the past 12 months. Anything below $454 counts as a good deal.

If your dates can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $248 - about $530 less than Monday (68% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Idaho Falls Fanning Field Airport.
- Best Western Driftwood Inn
- Hilton Garden Inn Idaho Falls
- Hampton Inn Idaho Falls/Airport

Everything you need to know for your flight from Rapid City to Idaho Falls

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Rapid City (RAP)

Idaho Falls (IDA)

RAP - IDA

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Everything you should know

Cheap Flights from Rapid City to Idaho Falls (RAP-IDA)

Recent round-trip flight deals from Rapid City to Idaho Falls

Recent one-way flight deals from Rapid City to Idaho Falls

Price, demand and travel trends for Rapid City to Idaho Falls flights

How much is a round-trip flight from Rapid City to Idaho Falls?

What is the cheapest airline to fly from Rapid City to Idaho Falls?

What is the cheapest layover airport when flying from Rapid City to Idaho Falls?

When flying from Rapid City to Idaho Falls which airport offers the shortest layover?

Key details for Rapid City to Idaho Falls flights

Cheapest flight

When to book flights from Rapid City to Idaho Falls

Your Rapid City to Idaho Falls flight questions, answered

Your guide to booking Rapid City to Idaho Falls flights

Everything you need to know for your flight from Rapid City to Idaho Falls

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Choose which airport to fly into in Idaho Falls

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