What are the cheapest airlines to fly from Idaho to Washington, D.C. Dulles Intl Airport one-way?

$135 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Hawaiian Airlines and Delta, with prices starting from $148 and $149, respectively.

What are the most popular routes from Idaho to Washington, D.C. Dulles Intl Airport?

The most popular flight routes from Idaho to Washington, D.C. Dulles Intl Airport are Boise Air Term. Gowen Fld - Washington, D.C. Dulles Intl, Spokane - Washington, D.C. Dulles Intl and Jackson Hole - Washington, D.C. Dulles Intl.

What are the most popular airlines that fly from Idaho to Washington, D.C. Dulles Intl Airport?

When booking a flight from Idaho to Washington, D.C. Dulles Intl Airport, you may want to consider flying on Alaska Airlines, Delta or United Airlines as they are the most popular for this route.

How far in advance should I book a flight from Idaho to Washington, D.C. Dulles Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 38 days in advance, which can save you up to 169% on flights from Idaho to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 38 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $506. For sooner than that we have options available in the next 3 days from $1,051.

What is the cheapest month to fly from Idaho to Washington, D.C. Dulles Intl Airport?

Flights from Idaho to Washington, D.C. Dulles Intl Airport lean towards being more expensive in March. Prices are generally better when you fly from Idaho to Washington, D.C. Dulles Intl Airport in February, with the cheapest ticket starting at $300.

Can I find deals for flights from Idaho to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Idaho to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Idaho to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Dulles Intl.

Can I find deals for business class flights from Idaho to Dulles Intl?

Yes. Cheapflights offers flight deals from Idaho to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$135+ Flights from Idaho to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Idaho to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$296 (Hawaiian Airlines)
One-way from	$135 (Alaska Airlines)
Popular in	March
Cheapest in	February
Average price	$374

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flights.

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From Idaho to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Idaho to Washington, D.C. Dulles Intl

Search Deals

High demand for flights, 7% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Idaho to Dulles Intl

Cheapest flights from Idaho to Dulles Intl
Explore the most affordable flight options available from Idaho to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Sun 5/187:26 pmGEG - IAD

1 stop9h 10mHawaiian Airlines

Sat 5/245:14 pmIAD - GEG

1 stop9h 33mHawaiian Airlines

Deal found 4/16

$296

Thu 7/1711:55 amGEG - IAD

1 stop8h 34mDelta

Fri 7/256:40 pmIAD - GEG

1 stop7h 23mDelta

Deal found 4/16

$297

Tue 5/207:10 pmBOI - IAD

1 stop8h 13mUnited Airlines

Tue 5/276:48 amIAD - BOI

1 stop6h 55mUnited Airlines

Deal found 4/17

$301

Thu 5/157:49 pmBOI - IAD

2 stops13h 27mDelta

Tue 5/207:30 amIAD - BOI

1 stop6h 24mDelta

Deal found 4/17

$306

Tue 7/157:44 pmGEG - IAD

1 stop8h 43mAlaska Airlines

Mon 7/216:13 pmIAD - GEG

1 stop8h 46mAlaska Airlines

Deal found 4/16

$319

Sat 5/245:39 pmBOI - IAD

1 stop11h 57mAlaska Airlines

Wed 5/286:30 amIAD - BOI

1 stop7h 53mAlaska Airlines

Deal found 4/17

$323

Sun 5/119:38 amGEG - IAD

2 stops41h 53mMultiple Airlines

Tue 5/205:14 pmIAD - GEG

1 stop9h 33mMultiple Airlines

Deal found 4/16

$334

Wed 5/141:40 pmGEG - IAD

1 stop6h 32mUnited Airlines

Wed 5/216:30 amIAD - GEG

1 stop11h 11mUnited Airlines

Deal found 4/16

$355

Sun 8/105:25 pmBOI - IAD

2 stops17h 55mSouthwest

Thu 8/146:50 pmIAD - BOI

1 stop7h 15mSouthwest

Deal found 4/16

$381

Wed 9/2411:45 amJAC - IAD

1 stop10h 13mAlaska Airlines

Sun 9/287:17 pmIAD - JAC

1 stop17h 48mAlaska Airlines

Deal found 4/17

$394

Wed 11/128:00 amIDA - IAD

1 stop7h 55mAlaska Airlines

Sun 11/1610:00 amIAD - IDA

1 stop14h 38mAlaska Airlines

Deal found 4/17

$394

Wed 9/247:00 amJAC - IAD

1 stop7h 18mAmerican Airlines

Sun 9/285:08 amIAD - JAC

2 stops12h 13mAmerican Airlines

Deal found 4/17

$400

Best flights from Idaho to Dulles Intl
Discover carefully curated flight deals from Idaho to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Sun 5/187:26 pmGEG - IAD

1 stop9h 10mHawaiian Airlines

Sat 5/245:14 pmIAD - GEG

1 stop9h 33mHawaiian Airlines

Deal found 4/16

$296

Thu 7/175:40 pmGEG - IAD

1 stop9h 19mDelta

Mon 7/287:30 amIAD - GEG

1 stop7h 29mDelta

Deal found 4/16

$297

Tue 5/207:10 pmBOI - IAD

1 stop8h 13mUnited Airlines

Tue 5/276:48 amIAD - BOI

1 stop6h 55mUnited Airlines

Deal found 4/17

$301

Tue 7/157:44 pmGEG - IAD

1 stop8h 43mAlaska Airlines

Mon 7/216:13 pmIAD - GEG

1 stop8h 46mAlaska Airlines

Deal found 4/16

$319

Sun 5/119:38 amGEG - IAD

2 stops41h 53mMultiple Airlines

Tue 5/205:14 pmIAD - GEG

1 stop9h 33mMultiple Airlines

Deal found 4/16

$334

Sun 8/105:25 pmBOI - IAD

2 stops17h 55mSouthwest

Thu 8/146:50 pmIAD - BOI

1 stop7h 15mSouthwest

Deal found 4/16

$381

Wed 9/247:00 amJAC - IAD

1 stop7h 18mAmerican Airlines

Sun 9/285:08 amIAD - JAC

2 stops12h 13mAmerican Airlines

Deal found 4/17

$400

Thu 5/157:49 pmBOI - IAD

2 stops13h 27mDelta

Tue 5/207:30 amIAD - BOI

1 stop6h 24mDelta

Deal found 4/17

$306

Sat 5/245:39 pmBOI - IAD

1 stop11h 57mAlaska Airlines

Wed 5/286:30 amIAD - BOI

1 stop7h 53mAlaska Airlines

Deal found 4/17

$323

Wed 5/141:40 pmGEG - IAD

1 stop6h 32mUnited Airlines

Wed 5/216:30 amIAD - GEG

1 stop11h 11mUnited Airlines

Deal found 4/16

$355

Tue 9/167:30 amBOI - IAD

1 stop6h 48mAmerican Airlines

Fri 9/192:09 pmIAD - BOI

2 stops11h 27mAmerican Airlines

Deal found 4/17

$415

Wed 9/2411:45 amJAC - IAD

1 stop10h 13mAlaska Airlines

Sun 9/287:17 pmIAD - JAC

1 stop17h 48mAlaska Airlines

Deal found 4/17

$394

Last-minute flights from Idaho to Dulles Intl
Discover last-minute flight deals from Idaho to Dulles Intl. Data last updated April 17, 2025 and is based on user searches.

Tue 4/224:35 pmIDA - IAD

1 stop13h 08mAlaska Airlines

Wed 4/307:13 pmIAD - IDA

1 stop22h 45mAlaska Airlines

Deal found 4/17

$685

Tue 4/221:40 pmGEG - IAD

1 stop6h 34mUnited Airlines

Sat 4/264:00 pmIAD - GEG

1 stop7h 50mUnited Airlines

Deal found 4/17

$697

Tue 4/227:20 amGEG - IAD

2 stops12h 15mSouthwest

Sat 4/265:05 amIAD - GEG

1 stop7h 15mSouthwest

Deal found 4/17

$702

Tue 4/227:43 amIDA - IAD

2 stops14h 13mAmerican Airlines

Wed 4/306:18 amIAD - IDA

1 stop8h 11mAmerican Airlines

Deal found 4/17

$736

Tue 4/225:05 pmGEG - IAD

2 stops13h 02mDelta

Sat 4/267:35 amIAD - GEG

2 stops10h 19mDelta

Deal found 4/17

$762

Wed 4/231:23 pmBOI - IAD

1 stop7h 19mAmerican Airlines

Sat 4/266:18 amIAD - BOI

1 stop8h 15mAmerican Airlines

Deal found 4/17

$699

Thu 4/247:30 amBOI - IAD

2 stops14h 10mDelta

Sun 4/276:00 amIAD - BOI

2 stops8h 10mDelta

Deal found 4/17

$867

Fri 4/251:23 pmJAC - IAD

1 stop8h 08mDelta

Sun 4/277:35 amIAD - JAC

1 stop6h 44mDelta

Deal found 4/16

$711

Fri 4/257:00 amGEG - IAD

1 stop30h 00mAlaska Airlines

Tue 4/296:30 amIAD - GEG

1 stop9h 01mAlaska Airlines

Deal found 4/16

$715

Fri 4/255:34 amGEG - IAD

2 stops11h 07mAmerican Airlines

Tue 4/292:12 pmIAD - GEG

2 stops10h 26mAmerican Airlines

Deal found 4/16

$739

Fri 4/258:03 amGEG - IAD

1 stop7h 10mHawaiian Airlines

Mon 4/2810:00 amIAD - GEG

1 stop9h 55mHawaiian Airlines

Deal found 4/16

$832

Sun 4/278:05 amBOI - IAD

1 stop29h 55mAlaska Airlines

Sat 5/36:30 amIAD - BOI

1 stop9h 17mAlaska Airlines

Deal found 4/17

$540

One-way flights from Idaho to Dulles Intl
Search for one-way flight options from Idaho to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Tue 7/227:44 pmGEG - IAD

1 stop8h 43mAlaska Airlines

Deal found 4/17

$135

Mon 5/1212:16 pmBOI - IAD

1 stop16h 15mMultiple Airlines

Deal found 4/17

$143

Mon 7/287:44 pmGEG - IAD

1 stop8h 43mHawaiian Airlines

Deal found 4/16

$148

Sat 6/142:22 pmGEG - IAD

1 stop5h 57mDelta

Deal found 4/16

$149

Tue 5/131:00 pmBOI - IAD

1 stop8h 58mHawaiian Airlines

Deal found 4/17

$150

Wed 5/142:00 pmBOI - IAD

1 stop9h 09mUnited Airlines

Deal found 4/17

$151

Mon 5/127:49 pmBOI - IAD

2 stops13h 27mDelta

Deal found 4/17

$156

Sat 6/213:29 pmGEG - IAD

1 stop10h 39mUnited Airlines

Deal found 4/17

$164

Wed 5/1411:40 amJAC - IAD

2 stops9h 55mDelta

Deal found 4/16

$176

Thu 5/11:00 pmBOI - IAD

1 stop9h 23mAlaska Airlines

Deal found 4/17

$195

Thu 6/121:02 pmJAC - IAD

1 stop8h 57mHawaiian Airlines

Deal found 4/16

$197

Wed 5/286:00 amIDA - IAD

1 stop9h 15mHawaiian Airlines

Deal found 4/16

$197

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 5/18

7:26 pm-7:36 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 5/24

5:14 pm-11:47 pm

1 stop9h 33m

$296

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Thu 7/17

11:55 am-11:29 pm

1 stop8h 34m

Washington, D.C. Dulles Intl

Fri 7/25

6:40 pm-11:03 pm

1 stop7h 23m

$297

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 5/20

7:10 pm-5:23 am

1 stop8h 13m

Washington, D.C. Dulles Intl

Tue 5/27

6:48 am-11:43 am

1 stop6h 55m

$301

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 5/15

7:49 pm-11:16 am

2 stops13h 27m

Washington, D.C. Dulles Intl

Tue 5/20

7:30 am-11:54 am

1 stop6h 24m

$306

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 7/15

7:44 pm-7:27 am

1 stop8h 43m

Washington, D.C. Dulles Intl

Mon 7/21

6:13 pm-11:59 pm

1 stop8h 46m

$319

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 5/24

5:39 pm-7:36 am

1 stop11h 57m

Washington, D.C. Dulles Intl

Wed 5/28

6:30 am-12:23 pm

1 stop7h 53m

$323

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 5/11

9:38 am-6:31 am

2 stops41h 53m

Washington, D.C. Dulles Intl

Tue 5/20

5:14 pm-11:47 pm

1 stop9h 33m

$334

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Wed 5/14

1:40 pm-11:12 pm

1 stop6h 32m

Washington, D.C. Dulles Intl

Wed 5/21

6:30 am-2:41 pm

1 stop11h 11m

$355

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sun 8/10

5:25 pm-1:20 pm

2 stops17h 55m

Washington, D.C. Dulles Intl

Thu 8/14

6:50 pm-12:05 am

1 stop7h 15m

$381

JacksonWashington, D.C.

JAC - IAD

JACIAD

Jackson Hole

Wed 9/24

11:45 am-11:58 pm

1 stop10h 13m

Washington, D.C. Dulles Intl

Sun 9/28

7:17 pm-11:05 am

1 stop17h 48m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 53 results

...

Best time to book a flight from Idaho to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Idaho with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Idaho to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Idaho to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Idaho to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ID to IAD?

When flying from Idaho to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Idaho to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,882 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,280 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,917 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,382 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,667 reviews

Alaska Airlines

8.0

Very good

9,882 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines to fly from Idaho to Washington, D.C. Dulles Intl Airport one-way?
$135 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Hawaiian Airlines and Delta, with prices starting from $148 and $149, respectively.
What are the most popular routes from Idaho to Washington, D.C. Dulles Intl Airport?
The most popular flight routes from Idaho to Washington, D.C. Dulles Intl Airport are Boise Air Term. Gowen Fld - Washington, D.C. Dulles Intl, Spokane - Washington, D.C. Dulles Intl and Jackson Hole - Washington, D.C. Dulles Intl.
Can I find deals for flights from Idaho to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Idaho to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Dulles Intl.
Can I find deals for business class flights from Idaho to Dulles Intl?
Yes. Cheapflights offers flight deals from Idaho to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Idaho to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Idaho to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Idaho to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Arlington

Alexandria

Fairfax

Tysons

Springfield

Woodbridge

Rockville

Fredericksburg

Gaithersburg

Silver Spring

Linthicum Heights

Falls Church

Laurel

Easton

Herndon

Sterling

Bowie

Gettysburg

National Harbor

Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Idaho to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$141	Average$482	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$300	Average$597	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$316	Average$504	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$346	Average$438	FlexibilityNo cancel fee	On-time63%

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$135+ Cheap flights from Idaho to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho to Dulles Intl with Cheapflights

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3. Compare prices and book

Cheap flight deals from Idaho to Dulles Intl

Keep the following information in mind while searching for Idaho to Dulles Intl flight deals. Data was last updated April 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Idaho to Dulles Intl

Cheapest flights from Idaho to Dulles IntlExplore the most affordable flight options available from Idaho to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from Idaho to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Idaho to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Idaho with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Idaho to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from ID to IAD?

Find hourly flight availability from Idaho to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Idaho to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Idaho to Washington, D.C. Dulles Intl Airport one-way?

What are the most popular routes from Idaho to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Idaho to Dulles Intl that include hotel bookings?

How can I find direct flights from Idaho to Dulles Intl?

Can I find deals for business class flights from Idaho to Dulles Intl?

What is the cheapest month to book a flight from Idaho to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Idaho?

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Alternative routes for Idaho to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Idaho to Dulles Intl

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Cheapest flights from Idaho to Dulles Intl
Explore the most affordable flight options available from Idaho to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.