IAD - BOI
$107 Find Cheap Flights from Washington Dulles Airport to Boise - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Boise departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Everything you should know
Cheapest round-trip
$213
Typical prices: $341-$612
Delta
Mon 11/5Mon 11/12
IAD - BOI • 1 stop
Cheapest one-way
$107
Typical prices: $179-$361
Delta
Sun 11/4
IAD - BOI • 1 stop
Cheap Flights from Dulles Intl to Boise (IAD-BOI)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Boise that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Cheap flights from Dulles Intl to Boise with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.
Thu, Nov 5 - Thu, Nov 12
6:13 am - 10:42 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
6h 29m1 stop Salt Lake City
12:13 pm - 12:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
10h 07m1 stop Seattle/Tacoma Intl
$213Delta
Wed, Nov 11 - Wed, Nov 18
6:58 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 01m1 stop Minneapolis St Paul
1:19 pm - 11:47 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
8h 28m1 stop Salt Lake City
$213Delta
Sat, Oct 31 - Sat, Nov 7
8:13 am - 1:34 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 21m1 stop Atlanta Hartsfield-Jackson
11:32 am - 8:09 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
6h 37m1 stop Salt Lake City
$213Delta
Tue, Jan 26 - Sat, Jan 30
7:05 am - 2:22 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 17m1 stop Seattle/Tacoma Intl
2:35 pm - 11:51 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
7h 16m1 stop Seattle/Tacoma Intl
$213Delta
Mon, Nov 9 - Wed, Nov 11
4:15 pm - 11:33 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 18m1 stop San Francisco
2:51 pm - 11:15 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
6h 24m1 stop Denver Intl
$249United Airlines
Fri, Oct 23 - Tue, Oct 27
5:20 pm - 10:58 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 38m1 stop Chicago O'Hare Intl
7:10 pm - 5:35 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
8h 25m1 stop San Francisco
$316United Airlines
Sun, Nov 8 - Fri, Nov 13
6:10 am - 11:31 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 21m1 stop Chicago O'Hare Intl
12:31 pm - 9:10 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
6h 39m1 stop Chicago O'Hare Intl
$319United Airlines
Tue, Dec 15 - Tue, Jan 19
7:18 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
8h 37m1 stop Dallas/Fort Worth
7:00 am - 4:17 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
7h 17m1 stop Dallas/Fort Worth
$321American Airlines
Sat, Nov 7 - Sat, Nov 14
7:46 am - 3:24 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 38m1 stop Seattle/Tacoma Intl
6:37 am - 4:14 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
7h 37m1 stop Seattle/Tacoma Intl
$321Alaska Airlines
Tue, Nov 10 - Tue, Nov 17
5:17 pm - 11:49 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
8h 32m1 stop Seattle/Tacoma Intl
6:37 am - 4:14 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
7h 37m1 stop Seattle/Tacoma Intl
$321Alaska Airlines
Thu, Nov 19
7:00 am - 4:05 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
11h 05m1 stop Seattle/Tacoma Intl
$107Delta
Wed, Nov 4
6:13 am - 10:42 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
6h 29m1 stop Salt Lake City
$107Delta
Sat, Nov 7
6:13 am - 10:42 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
6h 29m1 stop Salt Lake City
$107Delta
Mon, Nov 2
6:13 am - 10:42 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
6h 29m1 stop Salt Lake City
$107Delta
Fri, Nov 6
6:11 am - 11:31 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 20m1 stop Chicago O'Hare Intl
$134United Airlines
Fri, Nov 6
9:25 am - 4:42 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 17m1 stop San Francisco
$161United Airlines
Mon, Nov 9
8:15 am - 4:42 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
10h 27m1 stop San Francisco
$161United Airlines
Mon, Oct 26
6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
$193Frontier
Wed, Nov 4
6:07 pm - 1:54 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
21h 47m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$204Frontier
Wed, Nov 4
7:46 am - 8:05 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
14h 19m2 stops Seattle/Tacoma Intl San Jose
$215Alaska Airlines
Thu, Oct 15 - Mon, Oct 19
6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
$317Frontier
Fri, Oct 16 - Mon, Oct 19
6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
$366Frontier
Fri, Oct 16 - Mon, Oct 19
6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
$381Frontier
Fri, Oct 16 - Mon, Oct 19
7:05 am - 3:20 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
10h 15m1 stop Seattle/Tacoma Intl
10:34 am - 10:49 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
10h 15m1 stop Seattle/Tacoma Intl
$383Delta
Thu, Oct 15 - Mon, Oct 19
6:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
2:50 pm - 6:20 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
$410Frontier
Thu, Oct 15 - Mon, Oct 19
7:05 am - 3:20 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
10h 15m1 stop Seattle/Tacoma Intl
1:40 pm - 12:42 amBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
9h 02m1 stop Atlanta Hartsfield-Jackson
$411Delta
Tue, Oct 13 - Thu, Oct 15
6:13 am - 10:42 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
6h 29m1 stop Salt Lake City
12:08 pm - 10:49 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
8h 41m1 stop Seattle/Tacoma Intl
$870Delta
Fri, Oct 16 - Sun, Oct 18
12:40 pm - 5:43 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 03m1 stop Denver Intl
12:26 pm - 9:16 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
6h 50m1 stop Chicago O'Hare Intl
$956United Airlines
Wed, Oct 14 - Sat, Oct 17
3:47 pm - 10:58 pmIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 11m1 stop Chicago O'Hare Intl
12:26 pm - 9:11 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
6h 45m1 stop Chicago O'Hare Intl
$1,111United Airlines
Wed, Oct 14 - Sat, Oct 17
6:10 am - 11:28 amIAD Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
7h 18m1 stop Chicago O'Hare Intl
10:35 am - 9:11 pmBOI Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
8h 36m2 stops Denver Intl Chicago O'Hare Intl
$1,116United Airlines
Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Boise flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
Layovers
How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Boise?
This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Washington, D.C. Dulles Intl Airport to Boise departing in november.What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Boise?
Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Boise. It’s 21% cheaper than the average day, while Sunday is the most expensive, with prices 64% higher.
What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Boise?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Washington, D.C. Dulles Intl Airport to Boise, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•October is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Boise at $314 round-trip.
•December ($761) and March ($668) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 142% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
Round-trip flights from Washington, D.C. Dulles Intl Airport to Boise typically range from $341 to $612. The lowest price found in the past 5 days was $213, on Delta.
What’s the most popular layover airport when flying from Washington, D.C. Dulles Intl Airport to Boise?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Denver Intl (DEN) is the most popular layover for the Washington, D.C. Dulles Intl Airport to Boise route. 49% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DEN.
What is the cheapest layover airport when flying from Washington, D.C. Dulles Intl Airport to Boise?
Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $205. Based on KAYAK data over the past 3 months.
Key details for Washington, D.C. Dulles Intl Airport to Boise flights
Low season | December |
|---|---|
High season | May |
Cheapest flight | $107 |
When to book flights from Dulles Intl to Boise
Are your dates flexible? Find out the best times to travel from Dulles Intl to Boise based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your Washington, D.C. Dulles Intl Airport to Boise flight questions, answered
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Your guide to booking Washington, D.C. Dulles Intl Airport to Boise flights
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Cabin class types available on flights to Boise
Cabin classes available on flights to Boise. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from Dulles Intl and Boise
Flights from domestic origins to Boise
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.