How does KAYAK find such low prices on flights from Idaho to Washington, D.C.?

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 Idaho to Washington, D.C.. 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 Idaho to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Idaho 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 Idaho to Washington, D.C.?

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 Washington, D.C. with an airline and back to Idaho 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 Idaho to Washington, D.C.?

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 Washington, D.C. from Idaho 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>

$94 CHEAP FLIGHTS from Idaho to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

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Cheap Flight Deals from Idaho to Washington, D.C.

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Washington, D.C. 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.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Idaho to Washington, D.C.

KAYAK's recommended round-trip deals from the most popular airlines that fly from Idaho to Washington, D.C..

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

11:48 am - 12:00 pmGEG-DCA

21h 12m1 stop

1:00 pm - 11:03 amDCA-GEG

25h 03m1 stop

$208Frontier

Find Deal

Sun, Jun 1 - Sat, Jun 7

12:36 pm - 9:59 pmBOI-DCA

7h 23m1 stop

7:00 am - 11:47 amDCA-BOI

6h 47m1 stop

$216Frontier

Find Deal

Thu, May 29 - Thu, Jun 5

12:16 pm - 6:10 amBOI-BWI

15h 54m1 stop

5:20 pm - 11:47 amBWI-BOI

20h 27m1 stop

$232

Find Deal

Mon, Jun 9 - Wed, Jun 11

8:59 pm - 7:36 amBOI-IAD

8h 37m1 stop

7:00 am - 2:05 pmIAD-BOI

9h 05m1 stop

$244Alaska Airlines

Find Deal

Wed, May 21 - Sat, May 31

7:00 am - 9:05 pmGEG-DCA

11h 05m1 stop

8:00 am - 3:36 pmDCA-GEG

10h 36m1 stop

$271Alaska Airlines

Find Deal

Sat, May 24 - Wed, May 28

6:03 pm - 7:39 pmGEG-BWI

22h 36m1 stop

6:20 am - 5:13 pmBWI-GEG

13h 53m2 stops

$277

Find Deal

Fri, May 23 - Mon, May 26

11:40 pm - 10:52 amBOI-BWI

9h 12m1 stop

6:00 am - 10:50 amBWI-BOI

6h 50m1 stop

$287Delta

Find Deal

Tue, Jul 1 - Wed, Jul 9

7:18 pm - 5:40 amBOI-BWI

8h 22m1 stop

6:00 am - 11:54 amBWI-BOI

7h 54m2 stops

$292Delta

Find Deal

Tue, May 27 - Wed, Jun 4

5:10 am - 3:34 pmBOI-IAD

8h 24m1 stop

6:48 am - 11:43 amIAD-BOI

6h 55m1 stop

$314United Airlines

Find Deal

Thu, May 29 - Thu, Jun 5

7:07 pm - 5:34 amBOI-BWI

8h 27m1 stop

8:55 am - 4:41 pmBWI-BOI

9h 46m1 stop

$315United Airlines

Find Deal

Tue, May 27 - Tue, Jun 3

Useful Info

Low season	February
High season	May
Cheapest flight	$94

Best time to beat the crowds with an average 31% drop in price.

Most popular time to fly and prices are also 6% lower on average.

Flight from Spokane to Baltimore

How does KAYAK find such low prices on flights from Idaho to Washington, D.C.?
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 Idaho to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Idaho 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 Idaho to Washington, D.C.?
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 Washington, D.C. with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Washington, D.C.?
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 Washington, D.C. from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Clinton

Everything you need to know for your flight to Washington, D.C.

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Idaho

First Class flights to Washington, D.C.

Business Class flights to Washington, D.C.

Prem Econ Class flights to Washington, D.C.

Economy Class flights to Washington, D.C.

$94 Find Cheap Flights from Idaho to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flight Deals from Idaho to Washington, D.C.

Recent round-trip flight deals from Idaho to Washington, D.C.

Recent one-way flight deals from Idaho to Washington, D.C.

Recent last minute flight deals from Idaho to Washington, D.C.

Good to know

FAQs for booking flights from Idaho to Washington, D.C.

How does KAYAK find such low prices on flights from Idaho to Washington, D.C.?

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 Idaho to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Idaho 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 Idaho to Washington, D.C.?

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 Washington, D.C. with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Washington, D.C.?

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 Washington, D.C. from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Washington, D.C.?

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Idaho

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight