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Idaho Falls

$220+ Cheap flights from Detroit to Idaho Falls (DTT - 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — IDA
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
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Cheap flight deals from Detroit to Idaho Falls

Cheapest flights from Detroit to Idaho Falls
Explore the most affordable flight options available from Detroit to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 23, 2026.

This Alaska Airlines deal was found by Cheapflights users on 5/19. 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.
Sat 10/317:00 am
DTW
-
IDA
1 stop10h 35m
Alaska Airlines
Wed 11/46:04 am
IDA
-
DTW
1 stop8h 43m
Alaska Airlines
Deal found 5/19$329
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Sat 8/297:34 am
DTW
-
IDA
2 stops9h 49m
United Airlines
Sat 9/52:25 pm
IDA
-
DTW
1 stop6h 20m
United Airlines
Deal found 5/20$368
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:15 pm
DTW
-
IDA
2 stops8h 38m
United Airlines
Wed 11/42:35 pm
IDA
-
DTW
1 stop5h 48m
United Airlines
Deal found 5/21$373
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:00 am
DTW
-
IDA
1 stop5h 43m
Delta
Thu 7/163:25 pm
IDA
-
DTW
1 stop6h 34m
Delta
Deal found 5/21$404
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sat 10/249:02 am
DTW
-
IDA
2 stops8h 21m
United Airlines
Tue 10/272:35 pm
IDA
-
DTW
1 stop5h 48m
United Airlines
Deal found 5/22$424
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:34 am
DTW
-
IDA
2 stops9h 49m
United Airlines
Sun 9/62:25 pm
IDA
-
DTW
1 stop6h 14m
United Airlines
Deal found 5/21$426
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:00 am
DTW
-
IDA
1 stop5h 43m
Delta
Thu 7/163:25 pm
IDA
-
DTW
1 stop6h 34m
Delta
Deal found 5/21$444
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:44 pm
DTW
-
IDA
1 stop15h 15m
Multiple Airlines
Mon 8/1010:54 pm
IDA
-
DTW
2 stops35h 40m
Multiple Airlines
Deal found 5/19$454
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:51 am
DTW
-
IDA
1 stop9h 09m
Multiple Airlines
Mon 8/1010:54 pm
IDA
-
DTW
2 stops35h 40m
Multiple Airlines
Deal found 5/18$458
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 am
DTW
-
IDA
1 stop5h 43m
Delta
Thu 7/163:25 pm
IDA
-
DTW
1 stop6h 34m
Delta
Deal found 5/21$464

Find flight deals from Detroit to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) 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 May 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(Alaska Airlines)

One-way from

$220
(Alaska Airlines)

Popular in

June

Cheapest in

November

Average price

$405
Provider with most accurate pricing for Detroit (DTT)-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Idaho Falls Fanning Field flights.
Search Deals
From Detroit (DTT) to Idaho Falls Fanning Field
Search Deals
One-way flight from Detroit (DTT) to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 May 23, 2026.
Use the filters below to find and compare flights from Detroit to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sat 10/24

7:00 am-3:35 pm

1 stop10h 35m

Idaho Falls Fanning Field

Tue 10/27

6:09 am-4:57 pm

1 stop8h 48m

$329

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sat 10/31

4:15 pm-10:53 pm

2 stops8h 38m

Idaho Falls Fanning Field

Wed 11/4

2:35 pm-10:23 pm

1 stop5h 48m

$373

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sat 10/24

9:02 am-3:23 pm

2 stops8h 21m

Idaho Falls Fanning Field

Tue 10/27

2:35 pm-10:23 pm

1 stop5h 48m

$424

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sat 8/29

7:34 am-3:23 pm

2 stops9h 49m

Idaho Falls Fanning Field

Sun 9/6

2:25 pm-10:39 pm

1 stop6h 14m

$426

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Tue 6/2

4:23 pm-10:42 pm

1 stop8h 19m

Idaho Falls Fanning Field

Sat 6/6

3:16 pm-12:07 am

1 stop6h 51m

$469
Quickest round-trip

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Tue 6/23

7:00 am-10:43 am

1 stop5h 43m

Idaho Falls Fanning Field

Mon 6/29

7:00 pm-5:19 am

1 stop8h 19m

$531

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Fri 8/28

5:20 am-2:35 pm

2 stops11h 15m

Idaho Falls Fanning Field

Fri 9/4

3:04 pm-12:02 am

1 stop6h 58m

$598
Cheapest one-way

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Tue 6/2

7:09 am-3:26 pm

1 stop10h 17m

$220

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sat 5/30

8:20 am-2:34 pm

1 stop8h 14m

$235

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Tue 6/2

9:30 am-6:14 pm

2 stops10h 44m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Detroit to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Idaho Falls in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Detroit-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Idaho Falls

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

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

Currently, November is the cheapest month in which you can book a flight from Detroit to Idaho Falls (average of $134). Flying from Detroit to Idaho Falls in December is currently the most expensive (average of $420). 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.

How much does it cost to fly round-trip from Detroit to Idaho Falls?

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 May 23, 2026.
Read through reviews of airlines operating flights from Detroit to Idaho Falls, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,444 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Comfort

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,444 reviews
Delta
7.9
Good
8,444 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Comfort

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Detroit to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit to Idaho Falls?

    For as low as $373, Alaska Airlines can have you in Idaho Falls from Detroit in 8h 38m. There are 1449 mi between Detroit and Idaho Falls. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Detroit to Idaho Falls round-trip?

    Flying on Delta is currently your cheapest option to Idaho Falls, with prices starting at $239. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $268 and $328, respectively. Delta is currently priced 48% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit to Idaho Falls?

    Currently, November is the cheapest month in which you can book a flight from Detroit to Idaho Falls (average of $134). Flying from Detroit to Idaho Falls in December is currently the most expensive (average of $420). 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 3 airlines flying from Detroit to Idaho Falls

Discover the top 3 airlines that operate flights from Detroit 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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$239Average$412FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$500FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$413FlexibilityNo cancel feeOn-time69%

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