$187 Cheap Flights from Detroit (DTW) to Idaho Falls (IDA)

View $187 flight on Tue, Sep 9, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Detroit to Idaho Falls (DTW-IDA)

Prices were available within the past 7 days and start at $187 for one-way flights and $370 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Wed, Sep 10 - Wed, Sep 17
DTW
Detroit
IDA
Idaho Falls
$370 Roundtrip, found 4 hours ago
$370
Roundtrip
found 4 hours ago
Select Bargain Flight flight, departing Wed, Sep 10 from Detroit to Idaho Falls, returning Wed, Sep 17, priced at $370 found 4 hours ago
Alaska Airlines
Tue, Sep 9 - Wed, Sep 17
DTW
Detroit
IDA
Idaho Falls
$376 Roundtrip, found 4 hours ago
$376
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Tue, Sep 9 from Detroit to Idaho Falls, returning Wed, Sep 17, priced at $376 found 4 hours ago
United
Mon, Aug 11 - Thu, Aug 14
DTW
Detroit
IDA
Idaho Falls
$377 Roundtrip, found 2 days ago
$377
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 11 from Detroit to Idaho Falls, returning Thu, Aug 14, priced at $377 found 2 days ago
Delta
Wed, Aug 27 - Wed, Sep 3
DTW
Detroit
IDA
Idaho Falls
$377 Roundtrip, found 3 hours ago
$377
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Aug 27 from Detroit to Idaho Falls, returning Wed, Sep 3, priced at $377 found 3 hours ago
American Airlines
Wed, Aug 27 - Wed, Sep 3
DTW
Detroit
IDA
Idaho Falls
$377 Roundtrip, found 3 hours ago
$377
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Aug 27 from Detroit to Idaho Falls, returning Wed, Sep 3, priced at $377 found 3 hours ago
Alaska Airlines
Fri, Sep 5 - Sat, Sep 13
DTW
Detroit
IDA
Idaho Falls
$380 Roundtrip, found 3 days ago
$380
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Sep 5 from Detroit to Idaho Falls, returning Sat, Sep 13, priced at $380 found 3 days ago
Delta
Wed, Oct 29 - Tue, Nov 11
DTW
Detroit
IDA
Idaho Falls
$382 Roundtrip, found 6 hours ago
$382
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Oct 29 from Detroit to Idaho Falls, returning Tue, Nov 11, priced at $382 found 6 hours ago
United
Fri, Sep 5 - Sat, Sep 13
DTW
Detroit
IDA
Idaho Falls
$385 Roundtrip, found 3 days ago
$385
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from Detroit to Idaho Falls, returning Sat, Sep 13, priced at $385 found 3 days ago
United
Fri, Aug 22 - Sun, Aug 24
DTW
Detroit
IDA
Idaho Falls
$388 Roundtrip, found 5 hours ago
$388
Roundtrip
found 5 hours ago
Select United flight, departing Fri, Aug 22 from Detroit to Idaho Falls, returning Sun, Aug 24, priced at $388 found 5 hours ago
American Airlines
Wed, Sep 10 - Mon, Sep 15
DTW
Detroit
IDA
Idaho Falls
$390 Roundtrip, found 13 hours ago
$390
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Sep 10 from Detroit to Idaho Falls, returning Mon, Sep 15, priced at $390 found 13 hours ago

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA) cost?
Discover the latest flight deals from DTW to IDA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DTW to IDA?
The cheapest flights from DTW to IDA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DTW to IDA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DTW to IDA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA)?
You’ll need to take a flight with a layover when traveling from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from DTW to IDA?
You’ll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA)?
Choose a flight from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA) last-minute?
Waiting until just before your trip to book a ticket from DTW to IDA generally means paying more. While you may find some last-minute offers, they’re not always guaranteed. Keep your travel schedule open for the best chance of landing a bargain.
Is it cheaper to book a DTW to IDA flight and hotel package?
Compared with arranging flights and hotels separately, booking a DTW to IDA flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Idaho Falls Regional Airport (IDA)?
Usually, it’s possible to cancel or reschedule your DTW to IDA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and whether any costs are involved. You’ll also find more details on our Customer Service portal.
*Available to One Key members.