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Idaho Falls

$137+ Cheap flights from Mesa, AZ to Idaho Falls (IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Mesa to Idaho Falls

Keep the following information in mind while searching for Mesa to Idaho Falls flight deals. Data was last updated August 1, 2025.

Round-trip from

$275
(Delta)

One-way from

$137
(Alaska Airlines)

Popular in

February

Cheapest in

July

Average price

$445
From Mesa to Idaho Falls Fanning Field
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One-way flight from Mesa to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Mesa to Idaho Falls

Cheapest flights from Mesa to Idaho Falls
Explore the most affordable flight options available from Mesa to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:10 amPHX - IDA
1 stop3h 29mDelta
Sat 8/3011:20 amIDA - PHX
1 stop5h 55mDelta
Deal found 7/30$275
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 10/239:00 amPHX - IDA
1 stop5h 38mAlaska Airlines
Mon 10/273:50 pmIDA - PHX
1 stop8h 37mAlaska Airlines
Deal found 7/29$290
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:00 amPHX - IDA
1 stop7h 20mHawaiian Airlines
Mon 9/223:57 pmIDA - PHX
1 stop6h 03mHawaiian Airlines
Deal found 7/29$314
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 12/77:50 pmPHX - IDA
Nonstop2h 12mAmerican Airlines
Sun 12/145:33 amIDA - PHX
Nonstop2h 17mAmerican Airlines
Deal found 7/31$351
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:30 amPHX - IDA
1 stop4h 41mUnited Airlines
Sun 9/215:00 amIDA - PHX
1 stop5h 12mUnited Airlines
Deal found 7/31$353
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/74:57 pmPHX - IDA
2 stops17h 47mMultiple Airlines
Mon 8/116:12 pmIDA - PHX
3 stops17h 45mMultiple Airlines
Deal found 7/29$431

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mesa 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 August 1, 2025.
Use the filters below to find and compare flights from Mesa to Idaho Falls that are best for you.

Fly from

Mesa

Fly to

Idaho Falls

Route

Depart

Return

Price

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 8/23

6:10 am-10:39 am

1 stop3h 29m

Idaho Falls Fanning Field

Sat 8/30

11:20 am-4:15 pm

1 stop5h 55m

$275

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 10/23

9:00 am-3:38 pm

1 stop5h 38m

Idaho Falls Fanning Field

Mon 10/27

3:50 pm-11:27 pm

1 stop8h 37m

$290

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Fri 9/19

7:00 am-3:20 pm

1 stop7h 20m

Idaho Falls Fanning Field

Mon 9/22

3:57 pm-9:00 pm

1 stop6h 03m

$314

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sun 12/7

7:50 pm-10:02 pm

Nonstop2h 12m

Idaho Falls Fanning Field

Sun 12/14

5:33 am-7:50 am

Nonstop2h 17m

$351

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 9/16

9:30 am-3:11 pm

1 stop4h 41m

Idaho Falls Fanning Field

Sun 9/21

5:00 am-9:12 am

1 stop5h 12m

$353

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 8/14

1:00 pm-11:30 am

3 stops21h 30m

Idaho Falls Fanning Field

Mon 8/18

6:20 pm-10:57 am

3 stops17h 37m

$465

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 10/28

8:00 am-3:13 pm

1 stop6h 13m

$137

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Wed 8/27

6:10 am-10:39 am

1 stop3h 29m

$138

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 8/26

1:54 pm-10:39 pm

1 stop7h 45m

$139

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Fri 9/26

12:25 am-12:24 pm

1 stop10h 59m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 11 results
1
2

Best time to book a flight from Mesa to Idaho Falls

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

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Mesa to Idaho Falls (average of $380). Flying from Mesa to Idaho Falls in December is currently the most expensive (average of $578). 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.

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

Find hourly flight availability from Mesa to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Mesa to Idaho Falls as you normally would.

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 August 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Mesa 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 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 4 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.

  • What are the cheapest airlines to fly from Mesa to Idaho Falls one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $138 and $173 on Delta and American Airlines, respectively.

  • 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.

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

    Currently, October is the cheapest month in which you can book a flight from Mesa to Idaho Falls (average of $380). Flying from Mesa to Idaho Falls in December is currently the most expensive (average of $578). 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

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 4 airlines flying from Mesa to Idaho Falls

Discover the top 4 airlines that operate flights from Mesa 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$100Average$199FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$247Average$420FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$271Average$586FlexibilityNo cancel feeOn-time71%
DeltaCheapest$285Average$413FlexibilityNo cancel feeOn-timeN/A

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