To Boise

Cheap Flights from Detroit to Boise

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Deals from

Detroit

RatePunk searches hundreds of travel sites at once for deals on flights to Boise

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Detroit to Boise

Explore current cheapest deals departing from Detroit to Boise

Round trip

Sort by: Cheapest

August 6 - August 13

Cheapest

DTW - Boise

$364

$309

Round trip

July 5 - July 14

Earliest

DTW - Boise

$401

$322

Round trip

July 16 - July 21

DTW - Boise

$411

$335

Round trip

August 27 - August 31

DTW - Boise

$382

$335

Round trip

October 14 - October 20

DTW - Boise

$415

$337

Round trip

July 16 - July 30

DTW - Boise

$370

$342

Round trip

October 7 - October 13

Best

DTW - Boise

$414

$343

Round trip

September 24 - September 28

DTW - Boise

$394

$375

Round trip

August 31 - September 15

DTW - Boise

$331

$375

Round trip

August 26 - September 15

DTW - Boise

$325

$378

Round trip

Unlock all 500+ flight deals to Boise and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Detroit to Boise

For cheap flights from Detroit to Boise, fares typically range from $357–$407, with a median of $357. Right now, current fares are significantly below the typical level, and about 36% of recent fares were classified as a good price. New deals appear almost daily, suggesting frequent opportunities to find competitive prices for this route.

When is the cheapest time to fly from Detroit to Boise? The data indicates that January is the most affordable month, with a median fare of $241. Following closely, December also offers lower prices, with a median of $295. September presents another option, with median fares around $357.

A typical journey from Detroit to Boise takes approximately 14h 51m, including connections. This is because most itineraries connect at least once, with the median number of stopovers for connecting flights being 2. There are currently no direct flights from Detroit to Boise available in the recent fare data.

The distance between Detroit and Boise is 2665 km, classifying this as a medium-haul route. This distance generally means that flights will involve a significant amount of time in the air, often necessitating connections.

How much is a round trip from Detroit to Boise

Regular price: $298 - $504

Prices for flights from Detroit to Boise are currently within the regular range.

The regular price range for this route is between $298 and $504. The current lowest deal is $309 with Frontier Airlines, for travel from Aug 6-Aug 13.

now $309

Low $298

High $504

The cheapest time to fly from Detroit to Boise

The cheapest month to fly from Detroit to Boise is January, with a median price of $241. The most expensive month is February, with a median price of $491. Prices are generally lower from January to December.

January

Cheapest

Flights from $241

February

Most Expensive

Flights from $491

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Dec

Direct flights from Detroit to Boise

Alaska Airlines, Inc.

Frontier Airlines

American Airlines

Deutsche Luft Hansa

Last-minute flights going from Detroit to Boise

Wed, Jul 1

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

Frontier Airlines

$431

$507

One-way

Thu, Jul 2

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

Frontier Airlines

$449

$455

One-way

Sat, Jul 4

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

Frontier Airlines

$413

$428

One-way

Sat, Jul 4

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

$445

$452

One-way

Sun, Jul 5

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

Frontier Airlines

$401

$322

One-way

Tue, Jul 7

⌛ Last-Minute

DTW - Boise

Detroit (DTW) - Boise (BOI)

Frontier Airlines

$411

$382

One-way

Biggest price drops on these dates for flights from Detroit to Boise

9 nights

Jul 5 - Jul 14

$401 → $322

20%

6 nights

Oct 14 - Oct 20

$415 → $337

19%

5 nights

Jul 16 - Jul 21

$411 → $335

19%

6 nights

Oct 7 - Oct 13

$414 → $343

17%

Popular Airports to fly from Detroit to Boise

Detroit - Boise route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Detroit to Boise are below the typical level at $309.

📅 Best time to fly

January is historically cheapest at $241

Historically, January is the cheapest month to fly from Detroit to Boise, with a median price of $241.

⏱️ Flight duration

Connecting flights average 14h 51m

Connecting flights from Detroit to Boise typically average 14h 51m, with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant for this route, with 0% direct flight availability historically.

🏆 Airline highlight

Frontier Airlines offers a recent deal

Frontier Airlines recently offered a deal for $309 from Detroit to Boise.

🎯 Booking tip

Good prices are available 36% of the time

Historically, good prices for Detroit to Boise flights are available 36% of the time.

Detroit main airports to depart from

Detroit Metropolitan (DTW)

Cheapest

Detroit Metropolitan Airport offers the cheapest flights from the Detroit area to Boise.

📍 ~30 km from Detroit city center (reachable by car)

💸 Flights from ~$309

Boise main airports to arrive at

Boise (BOI)

Cheapest

Boise Airport is a convenient arrival choice for flights from Detroit to Boise.

📍 ~6 km from Boise city center (reachable by car)

💸 Flights from ~$309

Airports nearby Boise used as alternative

Salt Lake City International (SLC)

Cheapest

Salt Lake City International is a major international hub with extensive direct flight options for long-haul or international travel.

📍 ~550 km from Boise (reachable by car)

💸 Flights from ~$204

Spokane International (GEG)

Spokane International is a large regional airport with competitive pricing and multiple carriers, good for Pacific Northwest or Midwest flights.

📍 ~460 km from Boise (reachable by car)

💸 Flights from ~$290

Tri-Cities (PSC)

Tri-Cities offers several daily connections to major West Coast hubs and is a reasonable driving distance from Boise.

📍 ~290 km from Boise (reachable by car)

💸 Flights from ~$359

Idaho Falls Regional (IDA)

Idaho Falls Regional is a significant regional airport within Idaho, convenient for domestic connections within the Intermountain West.

📍 ~360 km from Boise (reachable by car)

💸 Flights from ~$376

Bozeman Yellowstone International (BZN)

Bozeman Yellowstone International has high popularity with a wide range of seasonal and year-round flights and robust regional service.

📍 ~500 km from Boise (reachable by car)

💸 Flights from ~$279

Business & First Class Flight Deals to Boise

Boise, United States

49% AI deal score

$4,057

From DTW

Elite

Jun 30

Boise, United States

41% AI deal score

$2,433

Frequently Asked Questions About Flights to Boise

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you discover better deals. Looking into flights with layovers may sometimes present lower fares than direct routes.

Booking flights in advance, often several weeks or months before your intended departure, can sometimes result in lower prices. Prices may fluctuate, so monitoring fares over time can help you identify a good booking window. Weekday travel can also sometimes be more affordable than weekend travel.

Comparing flights from nearby airports to your origin or destination can sometimes uncover more economical options. While it may add to your ground travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of transportation to and from alternative airports.

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