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>

$245 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

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

Cheapest round-trip

$349

United Airlines

Tue 2/24Thu 2/26

IAD - IDA • 1 stop

Cheapest one-way

$245

Alaska Airlines

Mon 2/16

IAD - IDA • 1 stop

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

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, Feb 24 - Thu, Feb 26

2:12 pm - 8:58 pm

IAD

IDA

8h 46m

1 stop

2:40 pm - 11:19 pm

IDA

IAD

6h 39m

1 stop

$349United Airlines

Tue, Jun 30 - Thu, Jul 16

6:30 am - 1:24 pm

IAD

IDA

8h 54m

1 stop

2:31 pm - 12:37 am

IDA

IAD

8h 06m

1 stop

$359United Airlines

Wed, Feb 18 - Fri, Feb 27

12:38 pm - 10:21 pm

IAD

IDA

11h 43m

2 stops

1:10 pm - 11:46 pm

IDA

IAD

8h 36m

1 stop

$390Delta

Wed, Feb 18 - Fri, Feb 27

5:00 pm - 11:36 pm

DCA

IDA

8h 36m

1 stop

8:00 am - 9:59 pm

IDA

DCA

11h 59m

1 stop

$404Alaska Airlines

Tue, May 5 - Sun, May 10

9:00 am - 3:29 pm

IAD

IDA

8h 29m

1 stop

4:06 pm - 5:50 am

IDA

IAD

11h 44m

1 stop

$423Alaska Airlines

Tue, Feb 24 - Thu, Feb 26

5:10 pm - 10:21 pm

DCA

IDA

7h 11m

1 stop

5:25 am - 6:33 pm

IDA

DCA

11h 08m

2 stops

$424Delta

Wed, Feb 18 - Fri, Feb 27

12:38 pm - 10:21 pm

IAD

IDA

11h 43m

2 stops

1:10 pm - 11:46 pm

IDA

IAD

8h 36m

1 stop

$424Delta

Tue, Feb 24 - Thu, Feb 26

12:59 pm - 10:21 pm

DCA

IDA

11h 22m

2 stops

5:25 am - 6:33 pm

IDA

DCA

11h 08m

2 stops

$429Delta

Tue, Jun 30 - Thu, Jul 16

1:52 pm - 9:57 pm

DCA

IDA

10h 05m

1 stop

12:41 pm - 8:59 pm

IDA

DCA

6h 18m

1 stop

$449American Airlines

Tue, Feb 17 - Sat, Feb 21

4:59 pm - 11:24 pm

DCA

IDA

8h 25m

1 stop

6:03 am - 8:54 pm

IDA

DCA

12h 51m

2 stops

$475American Airlines

Useful Info

Low season	March
High season	July
Cheapest flight	$245

Best time to beat the crowds but there is an average 25% increase in price.

Most popular time to fly and prices are also 14% 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

$200 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

Recent last minute 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