IAD - IDA
$200 Find Cheap Flights from Washington, D.C. to Idaho Falls - 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 Washington, D.C. to Idaho Falls departing on 11/1. 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.
Everything you should know
Cheapest round-trip
$399
Typical prices: $449-$685
American Airlines
Mon 12/3Sun 12/9
IAD - IDA • 1 stop
Cheapest one-way
$200
Typical prices: $264-$475
American Airlines
Thu 11/1
IAD - IDA • 1 stop
Flight Deals
Cheap Flights from Washington, D.C. to Idaho Falls (IAD-IDA)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington, D.C. to Idaho Falls 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.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from Washington, D.C. to Idaho Falls
Thu, Dec 3 - Wed, Dec 9
2:42 pm - 9:49 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 07m1 stop Dallas/Fort Worth
1:41 pm - 11:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
7h 49m1 stop Dallas/Fort Worth
$399American Airlines
Thu, Jan 7 - Mon, Feb 1
7:15 am - 12:27 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 12m1 stop Salt Lake City
1:10 pm - 11:46 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 36m1 stop Salt Lake City
$399Delta
Tue, Nov 3 - Tue, Nov 10
8:20 am - 1:28 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 08m1 stop Denver Intl
10:35 am - 7:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
6h 55m1 stop Denver Intl
$399United Airlines
Thu, Jan 7 - Thu, Jan 28
7:15 am - 12:27 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 12m1 stop Salt Lake City
1:10 pm - 11:46 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 36m1 stop Salt Lake City
$399Delta
Thu, Jan 7 - Sat, Jan 30
7:15 am - 12:27 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 12m1 stop Salt Lake City
1:10 pm - 11:46 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 36m1 stop Salt Lake City
$399Delta
Sat, Dec 5 - Fri, Dec 11
8:22 am - 1:37 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 15m1 stop Denver Intl
2:40 pm - 11:15 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
6h 35m1 stop Denver Intl
$423United Airlines
Tue, Nov 3 - Fri, Nov 6
8:20 am - 1:28 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 08m1 stop Denver Intl
2:35 pm - 11:15 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
6h 40m1 stop Denver Intl
$424United Airlines
Wed, Oct 21 - Tue, Oct 27
9:38 am - 10:59 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
15h 21m1 stop Seattle/Tacoma Intl
1:58 pm - 11:59 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 01m1 stop Seattle/Tacoma Intl
$464Alaska Airlines
Fri, Nov 6 - Sun, Nov 8
6:46 pm - 10:54 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
30h 08m2 stops San Diego Seattle/Tacoma Intl
1:53 pm - 5:44 amIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
13h 51m1 stop Seattle/Tacoma Intl
$538Alaska Airlines
Fri, Jan 8 - Tue, Jan 12
5:30 pm - 1:19 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
21h 49m2 stops Seattle/Tacoma Intl Portland
9:08 am - 4:27 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
29h 19m1 stop Seattle/Tacoma Intl
$568Alaska Airlines
Recent one-way flight deals from Washington, D.C. to Idaho Falls
Sun, Nov 1
2:42 pm - 9:43 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 01m1 stop Dallas/Fort Worth
$200American Airlines
Fri, Nov 13
7:46 am - 3:18 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 32m1 stop Seattle/Tacoma Intl
$200Alaska Airlines
Mon, Nov 9
6:10 am - 1:28 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 18m1 stop Denver Intl
$200United Airlines
Sat, Nov 7
10:00 am - 3:38 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
7h 38m1 stop Denver Intl
$200United Airlines
Fri, Oct 30
6:13 am - 12:22 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 09m1 stop Salt Lake City
$200Delta
Thu, Nov 5
6:13 am - 12:22 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 09m1 stop Salt Lake City
$200Delta
Fri, Nov 6
6:13 am - 12:22 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 09m1 stop Salt Lake City
$200Delta
Thu, Nov 19
6:10 am - 1:28 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 18m1 stop Denver Intl
$223United Airlines
Mon, Nov 9
6:46 pm - 3:18 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
22h 32m2 stops San Diego Seattle/Tacoma Intl
$353Alaska Airlines
Fri, Nov 6
6:46 pm - 1:16 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
20h 30m2 stops San Diego Portland
$380Alaska Airlines
Recent last minute flight deals from Washington, D.C. to Idaho Falls
Fri, Oct 9 - Sun, Oct 11
5:33 pm - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
23h 47m1 stop Seattle/Tacoma Intl
6:09 am - 4:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 21m1 stop Seattle/Tacoma Intl
$928Alaska Airlines
Fri, Oct 9 - Sun, Oct 11
3:08 pm - 9:42 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 34m1 stop Dallas/Fort Worth
6:37 am - 6:23 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
9h 46m1 stop Dallas/Fort Worth
$1,011American Airlines
Fri, Oct 9 - Sun, Oct 11
3:08 pm - 9:42 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 34m1 stop Dallas/Fort Worth
6:37 am - 11:58 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
15h 21m2 stops Dallas/Fort Worth Charlotte Douglas
$1,048American Airlines
Fri, Oct 9 - Sun, Oct 11
5:33 pm - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
23h 47m1 stop Seattle/Tacoma Intl
6:09 am - 4:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 21m1 stop Seattle/Tacoma Intl
$1,132Alaska Airlines
Fri, Oct 9 - Sun, Oct 11
5:01 am - 1:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
10h 19m2 stops Charlotte Douglas Chicago O'Hare Intl
1:39 pm - 11:23 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
7h 44m1 stop Dallas/Fort Worth
$1,156American Airlines
Fri, Oct 9 - Sun, Oct 11
7:24 pm - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
21h 56m2 stops San Diego Seattle/Tacoma Intl
6:09 am - 4:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 21m1 stop Seattle/Tacoma Intl
$1,223Alaska Airlines
Fri, Oct 9 - Sun, Oct 11
6:35 am - 1:24 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
8h 49m1 stop Denver Intl
10:35 am - 7:26 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
6h 51m1 stop Denver Intl
$1,284United Airlines
Fri, Oct 9 - Sun, Oct 11
5:33 pm - 1:21 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
21h 48m2 stops Seattle/Tacoma Intl Portland
6:09 am - 4:30 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
8h 21m1 stop Seattle/Tacoma Intl
$1,571Alaska Airlines
Fri, Oct 9 - Sun, Oct 11
8:15 am - 3:24 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 09m2 stops Cleveland Hopkins Intl Denver Intl
7:00 am - 4:35 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
7h 35m2 stops Denver Intl Cincinnati Cinci./N. Kentucky
$1,642United Airlines
Fri, Oct 9 - Sun, Oct 11
8:15 am - 3:24 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field
9h 09m2 stops Cleveland Hopkins Intl Denver Intl
7:00 am - 4:35 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl
7h 35m2 stops Denver Intl Cincinnati Cinci./N. Kentucky
$1,692United Airlines
Booking Insights
Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Idaho Falls 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 Idaho Falls?
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 Idaho Falls departing in december.
Round-trip flights from Washington, D.C. Dulles Intl Airport to Idaho Falls typically range from $449 to $685. The lowest price found in the past 5 days was $399, on American Airlines.
What’s the most popular layover airport when flying from Washington, D.C. Dulles Intl Airport to Idaho Falls?
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 Idaho Falls route. 71% 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 Idaho Falls?
Flights via Denver Intl (DEN) offer the most affordable fares, with an average round-trip price of $584. Based on KAYAK data over the past 3 months.
Key details for Washington, D.C. Dulles Intl Airport to Idaho Falls flights
Low season | February |
|---|---|
High season | July |
Cheapest flight | $200 |
When to book flights from Washington, D.C. to Idaho Falls
Are your dates flexible? Find out the best times to travel from Washington, D.C. to Idaho Falls 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 Idaho Falls flight questions, answered
Find helpful answers about this route, including flight times, airports, airlines and booking tips.
Your guide to booking Washington, D.C. Dulles Intl Airport to Idaho Falls flights
Get tips on when to book, when to fly and what to know before your trip.More options for your flight from Washington, D.C. to Idaho Falls
Complete your trip to Idaho Falls with a hotel stay or car rental
Information on your arrival and departure airports
Cabin class types available on flights to Idaho Falls
Cabin classes available on flights to Washington, D.C.. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from Washington, D.C. and Idaho Falls
Flights from domestic origins to Idaho Falls
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.