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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$173 CHEAP FLIGHTS from District of Columbia to Idaho Falls

IDA

KAYAK searches hundreds of travel sites at once for deals on flights to Idaho Falls

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$364

Typical prices: $384-$429

Alaska Airlines

Mon 1/12Tue 1/20

IAD - IDA • 1 stop

Cheapest one-way

$173

Multiple Airlines

Thu 11/27

IAD - IDA • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Idaho Falls!

Flight Deals

Cheap Flights from District of Columbia to Idaho Falls

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia 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.

Round-trip

One-way

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

Mon, Jan 12 - Tue, Jan 20

6:04 pm - 10:59 pmIAD-IDA

30h 55m1 stop

9:00 am - 4:26 pmIDA-IAD

29h 26m1 stop

$364Alaska Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

6:04 pm - 6:18 pmIAD-IDA

26h 14m1 stop

6:58 pm - 4:26 pmIDA-IAD

19h 28m1 stop

$384Alaska Airlines

Find Deal

Mon, Jan 12 - Tue, Jan 20

5:01 pm - 6:18 pmDCA-IDA

27h 17m1 stop

6:58 pm - 4:09 pmIDA-DCA

19h 11m1 stop

$401Alaska Airlines

Find Deal

Wed, Feb 4 - Sun, Feb 8

4:11 pm - 9:14 pmIAD-IDA

7h 03m1 stop

2:40 pm - 11:22 pmIDA-IAD

6h 42m1 stop

$402United Airlines

Find Deal

Wed, Feb 18 - Fri, Feb 27

7:05 am - 11:24 pmIAD-IDA

18h 19m1 stop

5:00 pm - 5:40 amIDA-IAD

10h 40m1 stop

$405Alaska Airlines

Find Deal

Tue, Jan 6 - Sun, Jan 11

10:47 am - 10:36 pmDCA-IDA

13h 49m2 stops

2:07 pm - 11:00 pmIDA-DCA

6h 53m1 stop

$407American Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

12:09 pm - 10:19 pmIAD-IDA

12h 10m2 stops

6:35 pm - 11:48 pmIDA-IAD

27h 13m1 stop

$412Delta

Find Deal

Mon, Jan 12 - Thu, Jan 15

4:11 pm - 9:14 pmIAD-IDA

7h 03m1 stop

2:40 pm - 11:22 pmIDA-IAD

6h 42m1 stop

$415United Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

12:09 pm - 10:19 pmIAD-IDA

12h 10m2 stops

6:35 pm - 4:46 pmIDA-IAD

20h 11m2 stops

$417Delta

Find Deal

Wed, Feb 4 - Sun, Feb 8

6:30 am - 1:37 pmDCA-IDA

9h 07m1 stop

7:20 am - 10:04 pmIDA-DCA

12h 44m2 stops

$439American Airlines

Find Deal

Useful Info

Low season	March
High season	July
Cheapest flight	$173

Best time to beat the crowds but there is an average 22% increase in price.

Most popular time to fly and prices are also 23% lower on average.

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.

Everything you need to know for your flight to Idaho Falls

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Idaho Falls

Idaho Falls (IDA)

IDA

$194 Find Cheap Flights from District of Columbia to Idaho Falls

KAYAK searches hundreds of travel sites at once for deals on flights to Idaho Falls

Everything you should know

Cheap Flights from District of Columbia to Idaho Falls

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

Recent one-way flight deals from District of Columbia to Idaho Falls

Good to know

FAQs for booking flights from District of Columbia 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.

Everything you need to know for your flight to Idaho Falls

Information on the airport you'll fly into in Idaho Falls

Cabin class types available on flights to District of Columbia

Complete your trip to Idaho Falls with a hotel stay or car rental

Find direct flights for Idaho Falls

Flights to other popular destinations

Flights from domestic origins to Idaho Falls

Choose which airport to fly into in Idaho Falls

Find deals for your return flight