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Idaho Falls

$325+ Cheap flights from Missouri to Idaho Falls (IDA)

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — IDA
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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Cheap flight deals from Missouri to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Missouri (USMO) to Idaho Falls (IDA). 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 22, 2024.

Round-trip from

$325
(Delta)
From Missouri to Idaho Falls Fanning Field
Search Deals

Find flight deals from Missouri to Idaho Falls

Cheapest flights from Missouri to Idaho Falls
Explore the most affordable flight options available from Missouri to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 12/302:23 pmSTL - IDA
1 stop25h 33mAlaska Airlines
Sun 1/53:34 pmIDA - STL
1 stop21h 19mAlaska Airlines
Deal found 12/21$998
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/309:30 amSTL - IDA
2 stops13h 51mAmerican Airlines
Sun 1/51:44 pmIDA - STL
1 stop7h 37mAmerican Airlines
Deal found 12/21$1,044

Find flights from Missouri to Idaho Falls within your budget

Customize your flight search to find flights from Missouri to Idaho Falls 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 22, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

St. LouisIdaho Falls

STL - IDA

STLIDA

Lambert-St Louis

Thu 1/23

2:13 pm-6:17 pm

1 stop5h 04m

Idaho Falls Fanning Field

Sun 1/26

6:57 pm-12:38 am

1 stop4h 41m

$325

St. LouisIdaho Falls

STL - IDA

STLIDA

Lambert-St Louis

Wed 1/15

2:27 pm-10:17 pm

1 stop8h 50m

Idaho Falls Fanning Field

Sun 1/19

12:55 pm-7:30 pm

1 stop5h 35m

$381

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 1/18

9:02 am-1:21 pm

1 stop5h 19m

Idaho Falls Fanning Field

Sat 1/25

4:20 pm-11:43 pm

1 stop6h 23m

$398

St. LouisIdaho Falls

STL - IDA

STLIDA

Lambert-St Louis

Wed 1/15

9:44 am-9:08 pm

2 stops12h 24m

Idaho Falls Fanning Field

Sun 1/19

7:00 am-12:48 pm

1 stop4h 48m

$400

St. LouisIdaho Falls

STL - IDA

STLIDA

Lambert-St Louis

Wed 1/8

2:49 pm-10:33 pm

1 stop8h 44m

Idaho Falls Fanning Field

Mon 1/13

8:00 am-1:53 pm

1 stop28h 53m

$435

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Mon 1/6

6:19 pm-10:33 pm

2 stops29h 14m

Idaho Falls Fanning Field

Fri 1/10

4:04 pm-2:04 pm

1 stop21h 00m

$798

SpringfieldIdaho Falls

SGF - IDA

SGFIDA

Springfield-Branson

Sat 1/4

8:38 am-10:21 pm

2 stops14h 43m

Idaho Falls Fanning Field

Wed 5/21

1:48 pm-10:01 pm

1 stop7h 13m

$1,099

SpringfieldIdaho Falls

SGF - IDA

SGFIDA

Springfield-Branson

Sat 1/4

4:59 pm-1:06 pm

1 stop21h 07m

Idaho Falls Fanning Field

Wed 5/21

10:45 am-4:21 pm

1 stop4h 36m

$1,109

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sun 1/5

5:20 am-9:51 am

1 stop5h 31m

$373

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sun 1/5

5:12 am-11:59 pm

2 stops19h 47m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Best time to book a flight from Missouri to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Missouri 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 Missouri to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Missouri to Idaho Falls (average of $380). Flying from Missouri to Idaho Falls in July is currently the most expensive (average of $628). 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.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated December 22, 2024.
Read reviews from past customers who have flown Alaska Airlines, American Airlines and United Airlines from Missouri to Idaho Falls. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,537 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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
9,537 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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
8,594 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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
9,028 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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
9,537 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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 Missouri to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Idaho Falls from Missouri?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly into when you book flights from Missouri to Idaho Falls.

  • What are the most popular routes from Missouri to Idaho Falls?

    The most popular route from Missouri to Idaho Falls is Lambert-St Louis - Idaho Falls Fanning Field. You may also consider Kansas City - Idaho Falls Fanning Field or Springfield-Branson - Idaho Falls Fanning Field.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri 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.

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

    Currently, October is the cheapest month in which you can book a flight from Missouri to Idaho Falls (average of $380). Flying from Missouri to Idaho Falls in July is currently the most expensive (average of $628). 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

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Top 3 airlines flying from Missouri to Idaho Falls

Discover the top 3 airlines that operate flights from Missouri to Idaho Falls. 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 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$313Average$613FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$363Average$632FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$388Average$746FlexibilityNo cancel feeOn-time71%
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