How does KAYAK find such low prices on flights from District of Columbia to Idaho Falls?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Idaho Falls.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Idaho Falls?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho Falls from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Idaho Falls?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Idaho Falls with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Idaho Falls?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Idaho Falls from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$160 CHEAP FLIGHTS from District of Columbia to Idaho Falls

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Cheap Flights from District of Columbia to Idaho Falls

Cheap flights from District of Columbia to Idaho Falls with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

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 - Tue, Feb 2

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 - Wed, Feb 3

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 - Fri, Jan 29

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

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

Fri, Dec 11 - Tue, Jan 5

7:00 am - 3:07 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

10h 07m1 stop Seattle/Tacoma Intl

3:58 pm - 5:50 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

23h 52m2 stops Portland San Diego

$578Alaska Airlines

Wed, Oct 14 - Fri, Oct 16

7:45 am - 1:20 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

7h 35m1 stop Chicago O'Hare Intl

1:50 pm - 11:59 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 09m1 stop Chicago O'Hare Intl

$609American Airlines

Wed, Oct 14 - Fri, Oct 16

6:13 am - 12:22 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 09m1 stop Salt Lake City

1:05 pm - 11:35 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

8h 30m1 stop Salt Lake City

$609Delta

Wed, Oct 14 - Fri, Oct 16

12:30 pm - 10:10 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

11h 40m2 stops New York John F Kennedy Intl Salt Lake City

1:05 pm - 11:35 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

8h 30m1 stop Salt Lake City

$643Delta

Wed, Oct 14 - Fri, Oct 16

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

$772Alaska Airlines

Wed, Oct 14 - Fri, Oct 16

11:57 am - 9:42 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

11h 45m2 stops Charlotte Douglas Dallas/Fort Worth

1:39 pm - 11:59 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 20m1 stop Dallas/Fort Worth

$784American 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

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

10:59 am - 1:21 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

28h 22m2 stops San Diego Portland

6:09 am - 4:25 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 16m1 stop Seattle/Tacoma Intl

$1,536Alaska 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

Low season	March
High season	July
Cheapest flight	$160

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly with an average 2% increase in price.

Flight from Washington, D.C. to Idaho Falls

How does KAYAK find such low prices on flights from District of Columbia to Idaho Falls?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Idaho Falls.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Idaho Falls?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho Falls from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Idaho Falls?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Idaho Falls with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Idaho Falls?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Idaho Falls from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.