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$114+ Cheap flights from Detroit (DTT) to Idaho

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — BOI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Detroit to Idaho

Keep the following information in mind while searching for Detroit to Idaho flight deals. Data was last updated June 12, 2025.

Round-trip from

$238
(Alaska Airlines)

One-way from

$114
(Cheapflightsfares)

Popular in

March

Cheapest in

November

Average price

$579
From Detroit (DTT) to Idaho
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One-way flight from Detroit (DTT) to Idaho
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Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Detroit to Idaho

Cheapest flights from Detroit to Idaho
Explore the most affordable flight options available from Detroit to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 9/236:30 amDTW - GEG
1 stop9h 13mAlaska Airlines
Tue 9/237:44 pmGEG - DTW
1 stop6h 21mAlaska Airlines
Deal found 6/10$238
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 8/48:20 pmDTW - GEG
1 stop6h 44mDelta
Wed 8/67:26 pmGEG - DTW
1 stop8h 36mDelta
Deal found 6/10$239
This CheapOair deal was found by Cheapflights users on 6/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:44 pmDTW - BOI
1 stop28h 00mSpirit Airlines
Sun 9/219:49 pmBOI - DTW
1 stop24h 42mSpirit Airlines
Deal found 6/11$256
This Delta deal was found by Cheapflights users on 6/10. 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 7/46:45 amDTW - WYS
2 stops10h 04mDelta
Fri 7/113:25 pmWYS - DTW
1 stop6h 58mDelta
Deal found 6/10$264
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/157:00 amDTW - IDA
1 stop5h 34mDelta
Tue 7/223:04 pmIDA - DTW
1 stop7h 19mDelta
Deal found 6/10$269
This Mytrip deal was found by Cheapflights users on 6/9. 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.
Fri 8/16:45 amDTW - GEG
1 stop13h 17mMultiple Airlines
Mon 8/45:52 pmGEG - DTW
2 stops27h 17mMultiple Airlines
Deal found 6/9$275
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 7/104:09 pmDTW - GEG
1 stop10h 19mAmerican Airlines
Thu 7/171:39 pmGEG - DTW
1 stop7h 08mAmerican Airlines
Deal found 6/11$284
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 9/116:30 amDTW - BOI
1 stop10h 30mAlaska Airlines
Tue 9/168:46 pmBOI - DTW
1 stop17h 09mAlaska Airlines
Deal found 6/11$296
This Delta deal was found by Cheapflights users on 6/10. 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 8/218:20 pmDTW - BOI
1 stop5h 39mDelta
Tue 8/263:06 pmBOI - DTW
1 stop5h 23mDelta
Deal found 6/10$297
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/127:15 amDTW - GEG
1 stop6h 51mFrontier
Sun 8/1711:58 amGEG - DTW
1 stop20h 01mFrontier
Deal found 6/11$311
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Sun 7/68:20 pmDTW - IDA
1 stop17h 24mMultiple Airlines
Fri 7/116:12 pmIDA - DTW
1 stop27h 57mMultiple Airlines
Deal found 6/11$325
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Wed 7/235:30 amDTW - BOI
2 stops37h 32mMultiple Airlines
Mon 7/287:48 pmBOI - DTW
1 stop9h 16mMultiple Airlines
Deal found 6/10$326

Cheapflights Fare Finder

Customize your flight search to find flights from Detroit to Idaho 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 June 12, 2025.
Use the filters below to find and compare flights from Detroit to Idaho that are best for you.

Fly from

Detroit

Fly to

Idaho

Route

Depart

Return

Price

DetroitSpokane

DTW - GEG

DTWGEG

Detroit Metropolitan Wayne County

Tue 9/23

6:30 am-12:43 pm

1 stop9h 13m

Spokane

Tue 9/23

7:44 pm-5:05 am

1 stop6h 21m

$238

DetroitSpokane

DTW - GEG

DTWGEG

Detroit Metropolitan Wayne County

Mon 8/4

8:20 pm-12:04 am

1 stop6h 44m

Spokane

Wed 8/6

7:26 pm-7:02 am

1 stop8h 36m

$239

DetroitWest Yellowstone

DTW - WYS

DTWWYS

Detroit Metropolitan Wayne County

Fri 7/4

5:25 am-2:49 pm

2 stops11h 24m

West Yellowstone

Wed 7/9

3:25 pm-12:23 am

1 stop6h 58m

$264

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Tue 7/15

7:00 am-10:34 am

1 stop5h 34m

Idaho Falls Fanning Field

Tue 7/22

3:04 pm-12:23 am

1 stop7h 19m

$269

DetroitSpokane

DTW - GEG

DTWGEG

Detroit Metropolitan Wayne County

Fri 8/1

6:45 am-5:02 pm

1 stop13h 17m

Spokane

Mon 8/4

5:52 pm-12:09 am

2 stops27h 17m

$275

DetroitSpokane

DTW - GEG

DTWGEG

Detroit Metropolitan Wayne County

Thu 7/10

4:09 pm-11:28 pm

1 stop10h 19m

Spokane

Thu 7/17

1:39 pm-11:47 pm

1 stop7h 08m

$284

DetroitBoise

DTW - BOI

DTWBOI

Detroit Metropolitan Wayne County

Thu 8/21

8:20 pm-11:59 pm

1 stop5h 39m

Boise Air Term. Gowen Fld

Tue 8/26

3:06 pm-10:29 pm

1 stop5h 23m

$297

DetroitSpokane

DTW - GEG

DTWGEG

Detroit Metropolitan Wayne County

Tue 8/12

7:15 am-11:06 am

1 stop6h 51m

Spokane

Sun 8/17

11:58 am-10:59 am

1 stop20h 01m

$311

DetroitIdaho Falls

DTW - IDA

DTWIDA

Detroit Metropolitan Wayne County

Sun 7/6

8:20 pm-11:44 am

1 stop17h 24m

Idaho Falls Fanning Field

Fri 7/11

6:12 pm-12:09 am

1 stop27h 57m

$325

DetroitBoise

DTW - BOI

DTWBOI

Detroit Metropolitan Wayne County

Wed 7/23

5:30 am-5:02 pm

2 stops37h 32m

Boise Air Term. Gowen Fld

Mon 7/28

7:48 pm-7:04 am

1 stop9h 16m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 51 results
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Best time to book a flight from Detroit to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Detroit to Idaho (average of $314). Flying from Detroit to Idaho in June is currently the most expensive (average of $395). 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 DTT to ID?

Find hourly flight availability from Detroit to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

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

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Detroit to Idaho. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Idaho. 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 from for flights from Detroit to Idaho?

    Detroit All airports (DTT) is the airport you will fly out of if you book a flight from Detroit to Idaho. It is only a 0.6 mi journey to All airports (DTT) from Detroit’s city center.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $114. Delta flights start at $120 while deals on United Airlines start at $125 one-way.

  • What are the most popular routes from Detroit to Idaho?

    While some choose either Detroit Metropolitan Wayne County - Boise Air Term. Gowen Fld or Detroit Metropolitan Wayne County - Spokane, Detroit Metropolitan Wayne County - Jackson Hole is the most popular route from Detroit to Idaho.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Idaho 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?

    Currently, October is the cheapest month in which you can book a flight from Detroit to Idaho (average of $314). Flying from Detroit to Idaho in June is currently the most expensive (average of $395). 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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Alternative routes for Detroit to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Detroit to Idaho

Discover the top 6 airlines that operate flights from Detroit to Idaho. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$147Average$289FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$300Average$496FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$316Average$585FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$490FlexibilityNo cancel feeOn-time71%
DeltaCheapest$328Average$492FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$356Average$397FlexibilityNo cancel feeOn-time75%

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