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Find cheap Delta flights to Boise

RDU — BOI
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Delta flight deals to Boise

Cheapest Delta flights from USA to Boise
Explore the most affordable Delta flight options available from USA to Boise. Find the lowest fares with prices last updated on July 27, 2026.

This Delta deal was found by Cheapflights users on 7/26. 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 8/252:45 pm
SEA
-
BOI
Nonstop1h 34m
Delta
Sat 8/295:59 pm
BOI
-
SEA
Nonstop1h 38m
Delta
Deal found 7/26$197
This Delta deal was found by Cheapflights users on 7/23. 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 8/135:35 am
DEN
-
BOI
1 stop4h 13m
Delta
Thu 8/206:00 am
BOI
-
DEN
1 stop3h 14m
Delta
Deal found 7/23$217
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:35 pm
SEA
-
BOI
Nonstop1h 43m
Delta
Mon 8/315:59 pm
BOI
-
SEA
Nonstop1h 38m
Delta
Deal found 7/22$217

Flights to Boise with Delta at a glance

Find detailed information about Delta flights from USA to Boise. Explore the options provided by Delta to plan your journey from USA to Boise. Data last updated July 27, 2026.

Popular in

July

Cheapest in

January

Average price

$366

Round-trip from

$187

One-way from

$109

Good one-way deal

$268 or less
Highest demand for flights to Boise with Delta; 11% potential price increase.
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Best time to find cheap flights to Boise with Delta; 1% potential price drop.
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Average price for flights to Boise with Delta (round-trip).
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Delta
  • Delta
  • 9/19-9/29
  • Nonstop
  • 3h 20m total
  • USA to Boise
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Delta
  • Delta
  • 9/24
  • 1 total stop
  • 4h 21m total
  • USA to Boise
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Price to beat on a one-way flight from the United States to Boise with Delta.
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Cheapflights Insights

Find cheap Delta flights to Boise

How long is the flight to Boise with Delta?

On average, Delta flights from the United States to Boise take 2 hours 57 minutes. Flights to Boise from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

Delta weekly flight availability to Boise

The most flights to Boise operated by Delta are scheduled on a Sunday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

When is the best time to book a flight to Boise with Delta?

The best time to book a flight to Boise with Delta is 39 days before departure. On average, fares are higher if you book on the same day as departure.

When is the cheapest time to fly to Boise with Delta?

Users looking for the cheapest Delta fares to Boise should consider flying on Monday at noon, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday afternoons, when prices are usually at their highest.

FAQs about flights to Boise with Delta

  • Which airport do Delta flights arrive at when travelling to Boise?

    Delta flights on this route tend to land at Boise Air Term. Gowen Fld Airport.

  • Is Delta the cheapest airline for a flight to Boise?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Boise tends to be with Frontier.

  • Are there alternative airlines other than Delta that fly to Boise?

    Alaska Airlines, United Airlines and American Airlines all fly to Boise and offer an alternative to Delta.

  • How much is a flight to Boise with Delta?

    The average price for a return flight with Delta is $415; with a one-way flight around $292.

See more FAQs

Reviews of Delta

See what Cheapflights users have to say about their Delta experience.
Delta
7.8
Good
8,483 reviews
Overview

Food

7.2

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

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