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.

$190 CHEAP FLIGHTS from District of Columbia to Idaho Falls

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Flight Deals

Cheap Flights from District of Columbia to Idaho Falls

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from District of Columbia to Idaho Falls

Tue, Oct 20 - Fri, Oct 23

7:02 am - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

10h 18m1 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

$359Alaska Airlines

Fri, Oct 23 - Wed, Oct 28

6:42 am - 1:09 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 27m1 stop Dallas/Fort Worth

1:39 pm - 11:23 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

7h 44m1 stop Dallas/Fort Worth

$359American Airlines

Sat, Oct 17 - Sat, Oct 24

7:02 am - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

10h 18m1 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

$360Alaska Airlines

Fri, Dec 11 - Tue, Jan 5

2:59 pm - 10:07 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

9h 08m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 7:19 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

11h 19m2 stops Salt Lake City Detroit Metropolitan Wayne County

$369Delta

Fri, Dec 11 - Tue, Jan 5

2:59 pm - 10:07 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

9h 08m2 stops Minneapolis St Paul Salt Lake City

6:45 pm - 10:24 amIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

13h 39m2 stops Salt Lake City New York John F Kennedy Intl

$369Delta

Tue, Oct 27 - Fri, Oct 30

10:00 am - 3:38 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

7h 38m1 stop Denver Intl

2:35 pm - 11:15 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

6h 40m1 stop Denver Intl

$379United Airlines

Fri, Oct 16 - Mon, Oct 19

7:02 am - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

10h 18m1 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

$419Alaska Airlines

Mon, Sep 21 - Sat, Sep 26

5:57 pm - 3:20 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

23h 23m1 stop Seattle/Tacoma Intl

2:01 pm - 11:59 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

7h 58m1 stop Seattle/Tacoma Intl

$449Alaska Airlines

Sun, Sep 27 - Sat, Oct 3

6:35 am - 1:24 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 49m1 stop Denver Intl

2:28 pm - 11:25 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

6h 57m1 stop Denver Intl

$459United Airlines

Sat, Oct 3 - Sat, Oct 10

2:43 pm - 8:54 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 11m1 stop Denver Intl

2:28 pm - 11:25 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

6h 57m1 stop Denver Intl

$464United Airlines

Recent last minute flight deals from District of Columbia to Idaho Falls

Sat, Sep 5 - Sun, Sep 6

5:54 pm - 10:32 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

6h 38m1 stop Salt Lake City

6:00 am - 4:44 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 44m1 stop Salt Lake City

$523Delta

Thu, Sep 10 - Sat, Sep 12

3:22 pm - 9:20 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

7h 58m1 stop Dallas/Fort Worth

12:15 pm - 11:59 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

9h 44m1 stop Dallas/Fort Worth

$588American Airlines

Thu, Sep 10 - Sat, Sep 12

1:52 pm - 9:20 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

9h 28m1 stop Dallas/Fort Worth

12:15 pm - 11:59 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

9h 44m2 stops Dallas/Fort Worth Charlotte Douglas

$593American Airlines

Sat, Sep 5 - Sun, Sep 6

12:57 pm - 9:20 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

10h 23m2 stops Charlotte Douglas Dallas/Fort Worth

12:06 pm - 9:27 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

7h 21m1 stop Dallas/Fort Worth

$667American Airlines

Thu, Sep 10 - Sat, Sep 12

2:43 pm - 9:18 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 35m1 stop Denver Intl

12:20 pm - 9:27 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

7h 07m1 stop Chicago O'Hare Intl

$669United Airlines

Mon, Sep 7 - Fri, Sep 11

6:30 am - 1:29 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 59m1 stop Denver Intl

10:35 am - 9:08 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

8h 33m1 stop Denver Intl

$679United Airlines

Sat, Sep 5 - Tue, Sep 8

8:05 am - 1:49 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

7h 44m1 stop Chicago O'Hare Intl

1:43 pm - 11:59 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 16m1 stop Chicago O'Hare Intl

$703American Airlines

Mon, Sep 7 - Sat, Sep 12

6:30 am - 1:29 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 59m1 stop Denver Intl

7:00 am - 5:52 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

8h 52m1 stop Denver Intl

$719United Airlines

Sat, Sep 5 - Sun, Sep 6

2:43 pm - 9:18 pmIAD Washington, D.C. Dulles Intl-IDA Idaho Falls Fanning Field

8h 35m1 stop Denver Intl

7:00 am - 5:50 pmIDA Idaho Falls Fanning Field-IAD Washington, D.C. Dulles Intl

8h 50m1 stop Denver Intl

$742United Airlines

Mon, Sep 7 - Fri, Sep 11

8:00 am - 3:20 pmDCA Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field

9h 20m1 stop Seattle/Tacoma Intl

6:18 am - 4:27 pmIDA Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National

8h 09m1 stop Seattle/Tacoma Intl

$2,312Alaska Airlines

Useful Info

Low season	March
High season	July

Best time to beat the crowds but there is an average 9% increase in price.

Most popular time to fly with an average 1% increase in price.

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.