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Idaho Falls

$304+ Cheap flights from Detroit to Idaho Falls (DTT - 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — IDA
mar. 4 — mar. 111
mié. 3/4
mié. 3/11
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 febrero 2, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/264:46 pm
DTW
-
IDA
1 stop7h 53m
Alaska Airlines
vie. 10/26:15 am
IDA
-
DTW
1 stop7h 33m
Alaska Airlines
Deal found 1/30$304
This Delta deal was found by Cheapflights users on 2/1. 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.
vie. 7/247:00 am
DTW
-
IDA
1 stop5h 39m
Delta
mié. 7/293:04 pm
IDA
-
DTW
1 stop6h 58m
Delta
Deal found 2/1$314
This Delta deal was found by Cheapflights users on 2/1. 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.
vie. 7/247:00 am
DTW
-
IDA
1 stop5h 39m
Delta
mar. 7/283:04 pm
IDA
-
DTW
1 stop6h 58m
Delta
Deal found 2/1$324
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/244:46 pm
DTW
-
IDA
1 stop7h 53m
Alaska Airlines
jue. 10/16:15 am
IDA
-
DTW
1 stop7h 33m
Alaska Airlines
Deal found 1/30$339
This Delta deal was found by Cheapflights users on 2/1. 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.
mar. 7/217:00 am
DTW
-
IDA
1 stop5h 39m
Delta
mié. 7/293:04 pm
IDA
-
DTW
1 stop6h 58m
Delta
Deal found 2/1$344
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/264:46 pm
DTW
-
IDA
1 stop7h 53m
Alaska Airlines
lun. 10/56:15 am
IDA
-
DTW
1 stop7h 33m
Alaska Airlines
Deal found 1/30$354
This Delta deal was found by Cheapflights users on 2/1. 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.
vie. 7/247:00 am
DTW
-
IDA
1 stop5h 39m
Delta
jue. 7/303:04 pm
IDA
-
DTW
1 stop6h 58m
Delta
Deal found 2/1$359
This Delta deal was found by Cheapflights users on 1/30. 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.
sáb. 9/265:45 pm
DTW
-
IDA
1 stop6h 29m
Delta
mar. 10/66:45 pm
IDA
-
DTW
2 stops18h 19m
Delta
Deal found 1/30$372
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/274:46 pm
DTW
-
IDA
1 stop7h 53m
Alaska Airlines
mar. 10/66:15 am
IDA
-
DTW
1 stop7h 33m
Alaska Airlines
Deal found 1/30$389
This American Airlines deal was found by Cheapflights users on 1/31. 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.
sáb. 8/16:34 am
DTW
-
IDA
1 stop8h 39m
American Airlines
mié. 8/512:46 pm
IDA
-
DTW
1 stop8h 38m
American Airlines
Deal found 1/31$395
This Delta deal was found by Cheapflights users on 2/1. 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.
mar. 7/217:00 am
DTW
-
IDA
1 stop5h 39m
Delta
lun. 7/273:04 pm
IDA
-
DTW
1 stop6h 58m
Delta
Deal found 2/1$419
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/292:48 pm
DTW
-
IDA
2 stops10h 05m
United Airlines
mar. 10/62:35 pm
IDA
-
DTW
1 stop5h 48m
United Airlines
Deal found 1/30$424

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 febrero 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(Delta)

Popular in

June

Cheapest in

November

Average price

$449
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
Highest demand for flights based on searches. 8% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 febrero 2, 2026.
Use the filters below to find and compare flights from Detroit to Idaho Falls that are best for you.

Fly from

Detroit

Fly to

Idaho Falls

Route

Depart

Return

Price

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

vie. 7/24

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

mar. 7/28

3:04 pm-12:02 am

1 stop6h 58m

$324

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mar. 7/21

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

mar. 7/28

3:04 pm-12:02 am

1 stop6h 58m

$354

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mié. 7/22

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

mar. 7/28

3:04 pm-12:02 am

1 stop6h 58m

$354

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

vie. 7/24

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

jue. 7/30

3:04 pm-12:02 am

1 stop6h 58m

$359

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mar. 7/21

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

jue. 7/30

3:04 pm-12:02 am

1 stop6h 58m

$389

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

vie. 7/24

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

lun. 7/27

3:04 pm-12:02 am

1 stop6h 58m

$389

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mié. 7/15

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

mar. 7/21

3:04 pm-12:02 am

1 stop6h 58m

$389

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mar. 7/21

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

lun. 7/27

3:04 pm-12:02 am

1 stop6h 58m

$419

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mar. 7/21

7:00 am-10:39 am

1 stop5h 39m

Idaho Falls Fanning Field

dom. 7/26

3:04 pm-12:02 am

1 stop6h 58m

$419

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

mar. 6/23

6:23 pm-11:59 pm

1 stop7h 36m

Idaho Falls Fanning Field

lun. 6/29

6:00 am-5:27 pm

1 stop9h 27m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 11 results
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 February.
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, July is the cheapest month in which you can book a flight from Detroit to Idaho Falls (average of $214). Flying from Detroit to Idaho Falls in December is currently the most expensive (average of $540). 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.

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 febrero 2, 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
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,130 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 $324, Delta can have you in Idaho Falls from Detroit in 5h 39m. There are 1449 mi between Detroit and Idaho Falls.

  • 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 United Airlines and American Airlines, with the lowest prices starting at $240 and $268, respectively. Delta is currently priced 49% 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, July is the cheapest month in which you can book a flight from Detroit to Idaho Falls (average of $214). Flying from Detroit to Idaho Falls in December is currently the most expensive (average of $540). 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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Alternative routes for Detroit to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
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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 febrero 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$239Average$382FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$240Average$564FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$419FlexibilityNo cancel feeOn-time71%

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