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.

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).

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

Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from Mesa to Idaho Falls. You should not have trouble finding flights to Fanning Field from Mesa; the airport handles an average of 0 inbound flights from Mesa per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Idaho Falls airport from Mesa. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.

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

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

How can I find direct flights from Mesa to Idaho Falls?

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

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

Yes. Cheapflights offers flight deals from Mesa 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.

Find Cheap Flights from Mesa to Idaho Falls

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Find flight deals from Mesa to Idaho Falls

Popular in	December
Cheapest in	May
Average price	$475

Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Everything you need to know about your flight from Mesa to Idaho Falls

What is the cheapest time of day to fly from MS9 to IDA?

One of the essential ways to save on airfare from Mesa to Idaho Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 39% on airfare.

Reviews of airlines servicing Idaho Falls

Peruse reviews from past customers who have flown with Delta and American Airlines from Mesa to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,646 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

JAC - ATL

Economy seating was better than expected, great flight staff, efficient boarding, on time.

Delta

7.8

Good

8,646 reviews

Delta

7.8

Good

8,646 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

JAC - ATL

Economy seating was better than expected, great flight staff, efficient boarding, on time.

American Airlines

7.0

Good

12,146 reviews

Delta

7.8

Good

8,646 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

JAC - ATL

Economy seating was better than expected, great flight staff, efficient boarding, on time.

Related info for your journey

What airport do you fly into for flights to Idaho Falls from Mesa?
Idaho Falls Fanning Field (IDA) is the airport you will fly into if you book a flight from Mesa to Idaho Falls. You should not have trouble finding flights to Fanning Field from Mesa; the airport handles an average of 0 inbound flights from Mesa per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Idaho Falls airport from Mesa. It is only a 3.8 mi journey from Fanning Field (IDA) to Idaho Falls’s city center.
Can I find deals for flights from Mesa to Idaho Falls that include hotel bookings?
Yes. In addition to deals on Mesa to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Mesa to Idaho Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mesa to Idaho Falls.
Can I find deals for business class flights from Mesa to Idaho Falls?
Yes. Cheapflights offers flight deals from Mesa 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.

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Top 3 airlines flying from Mesa to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$122	Average$221	FlexibilityNo cancel fee	On-time88%
Delta	Cheapest$190	Average$524	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$248	Average$351	FlexibilityNo cancel fee	On-time71%

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Find cheap flights from Mesa to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Mesa to Idaho Falls

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from MS9 to IDA?

One of the essential ways to save on airfare from Mesa to Idaho Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 39% on airfare.

Reviews of airlines servicing Idaho Falls

Peruse reviews from past customers who have flown with Delta and American Airlines from Mesa to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Mesa to Idaho Falls?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mesa to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Mesa to Idaho Falls by cabin class

Find flights from Mesa to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Idaho Falls

Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.

Mesa and Idaho Falls flights

Browse other Mesa and Idaho Falls flight options. Last updated on October 9, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Mesa to Idaho Falls flights

Consider these flights traveling from Mesa to Idaho Falls.

Top 3 airlines flying from Mesa to Idaho Falls

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Cheap flights from Mesa, AZ to Idaho Falls (IDA)

Find cheap flights from Mesa to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Mesa to Idaho Falls

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from MS9 to IDA?

One of the essential ways to save on airfare from Mesa to Idaho Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 39% on airfare.

Reviews of airlines servicing Idaho Falls

Peruse reviews from past customers who have flown with Delta and American Airlines from Mesa to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Mesa to Idaho Falls?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mesa to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Mesa to Idaho Falls by cabin class

Find flights from Mesa to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Idaho Falls

Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.

Mesa and Idaho Falls flights

Browse other Mesa and Idaho Falls flight options. Last updated on October 9, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Mesa to Idaho Falls flights

Consider these flights traveling from Mesa to Idaho Falls.

Top 3 airlines flying from Mesa to Idaho Falls

100% Free

Book with Flexibility

Travel Smart