Cheap flights from Dulles Intl (IAD) to Idaho from $143

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — BOI
may. 21 — may. 281

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

Users have found that booking a flight from Washington, D.C. Dulles Intl Airport to Idaho at least 21 days early can save you up to 89% on average compared to booking a flight this week. If booking 21 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Dulles Intl Airport to Idaho for as little as $454 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $717 for flights departing within the next 3 days.

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

Flights from Washington, D.C. Dulles Intl Airport to Idaho lean towards being more expensive in June. Prices are generally better when you fly from Washington, D.C. Dulles Intl Airport to Idaho in January, with the cheapest ticket starting at $316.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Idaho (IAD - ID)?

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

Cheap Sun Country Air flights from Dulles Intl to Idaho

Explore cheap flight options specifically provided by Sun Country Air for the route between Dulles Intl and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Check out some of the cheapest Sun Country Air flights we've come across from Washington, D.C. to Idaho. Make sure to double check the flight details before booking.
mié. 8/1411:30 amIAD - BOI
1 stop7h 37mSun Country Air
mié. 8/216:20 pmBOI - IAD
1 stop15h 00mSun Country Air
Deal found 5/15$309
mié. 8/711:24 amIAD - BOI
1 stop7h 37mSun Country Air
mié. 8/146:05 pmBOI - IAD
1 stop15h 05mSun Country Air
Deal found 5/14$333
mié. 8/711:24 amIAD - BOI
1 stop7h 37mSun Country Air
sáb. 8/176:00 pmBOI - IAD
1 stop16h 50mSun Country Air
Deal found 5/14$350
mié. 7/311:25 amIAD - GEG
1 stop8h 02mSun Country Air
dom. 7/76:40 pmGEG - IAD
1 stop13h 50mSun Country Air
Deal found 5/16$390
jue. 6/612:03 pmIAD - GEG
1 stop7h 44mSun Country Air
dom. 6/96:45 pmGEG - IAD
1 stop12h 12mSun Country Air
Deal found 5/14$405
sáb. 7/2711:13 amIAD - BOI
1 stop7h 41mSun Country Air
sáb. 8/36:00 pmBOI - IAD
1 stop16h 50mSun Country Air
Deal found 5/14$417

Cheap Alaska Airlines flights from Dulles Intl to Idaho

Explore cheap flight options specifically provided by Alaska Airlines for the route between Dulles Intl and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Some of the best deals we've found on Alaska Airlines flights traveling from Washington, D.C. to Idaho. Deals frequently update to provide users with more options.
vie. 6/74:19 pmIAD - GEG
1 stop9h 20mAlaska Airlines
lun. 6/108:50 pmGEG - IAD
1 stop7h 50mAlaska Airlines
Deal found 5/16$378
mié. 9/47:00 amIAD - BOI
1 stop9h 24mAlaska Airlines
mar. 9/177:20 amBOI - IAD
1 stop31h 13mAlaska Airlines
Deal found 5/16$385
mié. 5/297:00 amIAD - BOI
1 stop9h 07mAlaska Airlines
mié. 6/57:35 amBOI - IAD
2 stops14h 24mAlaska Airlines
Deal found 5/15$410
mié. 5/294:19 pmIAD - GEG
1 stop9h 20mAlaska Airlines
mié. 6/58:50 pmGEG - IAD
1 stop7h 50mAlaska Airlines
Deal found 5/15$441
jue. 6/64:19 pmIAD - GEG
1 stop9h 20mAlaska Airlines
lun. 6/106:36 pmGEG - IAD
2 stops10h 04mAlaska Airlines
Deal found 5/14$476
vie. 5/247:00 amIAD - BOI
2 stops18h 59mAlaska Airlines
jue. 5/301:00 pmBOI - IAD
2 stops16h 40mAlaska Airlines
Deal found 5/15$848

Cheap Dulles Intl to Idaho flights in May & June 2024

Find cheap flight options from Dulles Intl to Idaho specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on mayo 16, 2024.
The lowest fares we've come across on flights traveling from Washington, D.C. to Idaho in May and June 2024. Check back soon for alternative fares.
mié. 6/1911:16 amIAD - BOI
1 stop8h 01mSun Country Air
mié. 6/265:18 pmBOI - IAD
1 stop16h 02mSun Country Air
Deal found 5/15$309
mié. 6/512:55 pmIAD - BOI
3 stops24h 28mMultiple Airlines
mié. 6/124:03 pmBOI - IAD
3 stops22h 07mMultiple Airlines
Deal found 5/14$329
mié. 6/512:55 pmIAD - BOI
3 stops24h 28mMultiple Airlines
mié. 6/124:03 pmBOI - IAD
2 stops21h 31mMultiple Airlines
Deal found 5/14$352
jue. 5/307:35 amIAD - GEG
1 stop8h 30mDelta
mar. 6/45:42 pmGEG - IAD
1 stop9h 44mDelta
Deal found 5/15$358
mar. 6/117:15 amIAD - GEG
1 stop8h 01mDelta
lun. 6/175:15 pmGEG - IAD
2 stops12h 58mDelta
Deal found 5/15$363
mié. 6/1212:55 pmIAD - BOI
3 stops24h 28mMultiple Airlines
mié. 6/196:10 pmBOI - IAD
1 stop15h 16mMultiple Airlines
Deal found 5/16$367
lun. 6/176:45 pmIAD - GEG
1 stop7h 58mDelta
mar. 6/2512:33 pmGEG - IAD
1 stop8h 26mDelta
Deal found 5/15$373
vie. 6/74:19 pmIAD - GEG
1 stop9h 20mAlaska Airlines
lun. 6/108:50 pmGEG - IAD
1 stop7h 50mAlaska Airlines
Deal found 5/16$378
mié. 6/1911:16 amIAD - BOI
1 stop8h 01mMultiple Airlines
lun. 6/247:19 pmBOI - IAD
2 stops13h 11mMultiple Airlines
Deal found 5/15$383

Dulles Intl to Idaho 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Idaho in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
The lowest fares we've come across on flights traveling from Washington, D.C. to Idaho in May and June 2024. Check back soon for alternative fares.
mié. 8/1411:30 amIAD - BOI
1 stop7h 37mSun Country Air
mié. 8/216:20 pmBOI - IAD
1 stop15h 00mSun Country Air
Deal found 5/15$309
sáb. 8/249:14 amIAD - GEG
1 stop14h 37mAmerican Airlines
sáb. 8/3110:32 pmGEG - IAD
1 stop22h 46mAmerican Airlines
Deal found 5/15$324
sáb. 8/171:10 pmIAD - GEG
1 stop10h 41mAmerican Airlines
mié. 8/2810:32 pmGEG - IAD
1 stop7h 12mAmerican Airlines
Deal found 5/16$325
lun. 6/176:00 amIAD - GEG
1 stop8h 22mDelta
jue. 6/2710:57 pmGEG - IAD
1 stop6h 48mDelta
Deal found 5/15$328
mié. 6/512:55 pmIAD - BOI
3 stops24h 28mMultiple Airlines
mié. 6/124:03 pmBOI - IAD
3 stops22h 07mMultiple Airlines
Deal found 5/14$329
sáb. 8/171:10 pmIAD - GEG
1 stop10h 41mAmerican Airlines
mié. 8/286:45 amGEG - IAD
2 stops14h 33mAmerican Airlines
Deal found 5/16$330
sáb. 8/247:30 amIAD - LWS
1 stop7h 15mDelta
mié. 8/2812:30 pmLWS - IAD
1 stop8h 20mDelta
Deal found 5/15$330
mié. 8/711:24 amIAD - BOI
1 stop7h 37mSun Country Air
mié. 8/146:05 pmBOI - IAD
1 stop15h 05mSun Country Air
Deal found 5/14$333
lun. 8/125:15 pmIAD - GEG
2 stops8h 30mDelta
mar. 8/201:25 pmGEG - IAD
1 stop7h 25mDelta
Deal found 5/16$333

Dulles Intl to Idaho flights leaving soon

Find last-minute flight options from Dulles Intl to Idaho for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Have a look at some of the flights available from Washington, D.C. to Idaho departing last-minute. It's wise to confirm all flight details are correct before booking.
vie. 5/247:00 amIAD - BOI
1 stop8h 45mDelta
jue. 5/301:17 pmBOI - IAD
1 stop8h 36mDelta
Deal found 5/15$524
mar. 5/218:25 amIAD - BOI
3 stops37h 31mMultiple Airlines
jue. 5/236:15 pmBOI - IAD
3 stops15h 05mMultiple Airlines
Deal found 5/15$547
vie. 5/247:20 pmIAD - BOI
2 stops27h 05mMultiple Airlines
jue. 5/305:20 pmBOI - IAD
3 stops20h 50mMultiple Airlines
Deal found 5/15$560
mar. 5/218:25 amIAD - BOI
3 stops37h 31mMultiple Airlines
jue. 5/236:15 pmBOI - IAD
3 stops15h 05mMultiple Airlines
Deal found 5/15$562
jue. 5/238:25 amIAD - BOI
3 stops27h 39mMultiple Airlines
dom. 5/266:15 pmBOI - IAD
3 stops19h 55mMultiple Airlines
Deal found 5/15$614
jue. 5/237:35 amIAD - BOI
1 stop10h 31mDelta
dom. 5/262:55 pmBOI - IAD
1 stop6h 19mDelta
Deal found 5/15$630
jue. 5/237:35 amIAD - BOI
1 stop10h 31mDelta
dom. 5/265:23 amBOI - IAD
2 stops8h 56mDelta
Deal found 5/15$635
mié. 5/227:15 amIAD - JAC
1 stop7h 02mDelta
lun. 5/271:12 pmJAC - IAD
1 stop8h 41mDelta
Deal found 5/15$652
vie. 5/247:20 pmIAD - BOI
2 stops27h 05mMultiple Airlines
dom. 5/266:15 pmBOI - IAD
3 stops19h 55mMultiple Airlines
Deal found 5/15$655

One-way flights to Idaho from Dulles Intl

Search for one-way flight options from Dulles Intl to Idaho. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Take a look at some of the one-way flights we've detected from Washington, D.C. to Idaho. Users can also find round-trip Washington, D.C. to Idaho flights by using the search form above.
mié. 6/2611:16 amIAD - BOI
1 stop7h 07mSun Country Air
Deal found 5/15$143
mié. 7/3111:25 amIAD - BOI
1 stop7h 42mSun Country Air
Deal found 5/15$153
mar. 6/47:31 amIAD - GEG
1 stop8h 33mDelta
Deal found 5/15$164
mar. 6/46:00 amIAD - GEG
2 stops10h 10mDelta
Deal found 5/15$169
jue. 7/1112:07 pmIAD - GEG
1 stop7h 51mSun Country Air
Deal found 5/15$173
mié. 6/1212:55 pmIAD - BOI
3 stops24h 28mMultiple Airlines
Deal found 5/15$178
mar. 8/276:35 amIAD - JAC
1 stop6h 44mAmerican Airlines
Deal found 5/14$190
mar. 9/177:19 amIAD - BOI
1 stop7h 12mAmerican Airlines
Deal found 5/16$193
lun. 7/297:30 amIAD - GEG
1 stop9h 18mDelta
Deal found 5/16$194

Find flights from Dulles Intl to Idaho within your budget

Customize your flight search to find flights from Dulles Intl to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$309 - $378

Route

Depart

Return

Price

Washington, D.C. Dulles IntlBoise Air Term. Gowen Fld

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

mié. 8/14

1 stop7h 37m

Boise Air Term. Gowen Fld

mié. 8/21

1 stop15h 00m

$309

Washington, D.C. Dulles IntlSpokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

sáb. 8/24

1 stop14h 37m

Spokane

sáb. 8/31

1 stop22h 46m

$324

Washington, D.C. Dulles IntlSpokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

sáb. 8/17

1 stop10h 41m

Spokane

mié. 8/28

1 stop7h 12m

$325

Washington, D.C. Dulles IntlSpokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

lun. 6/17

1 stop8h 22m

Spokane

jue. 6/27

1 stop6h 48m

$328

Washington, D.C. Dulles IntlBoise Air Term. Gowen Fld

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

mié. 6/5

3 stops24h 28m

Boise Air Term. Gowen Fld

mié. 6/12

3 stops22h 07m

$329

Washington, D.C. Dulles IntlLewiston Nez Perce Rgnl

IAD - LWS

IADLWS

Washington, D.C. Dulles Intl

sáb. 8/24

1 stop7h 15m

Lewiston Nez Perce Rgnl

mié. 8/28

1 stop8h 20m

$330

Washington, D.C. Dulles IntlBoise Air Term. Gowen Fld

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

mié. 8/7

1 stop7h 37m

Boise Air Term. Gowen Fld

mié. 8/14

1 stop15h 05m

$333

Washington, D.C. Dulles IntlSpokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

mié. 10/16

1 stop11h 05m

Spokane

sáb. 10/26

1 stop7h 24m

$348

Washington, D.C. Dulles IntlSpokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

vie. 6/7

1 stop9h 20m

Spokane

lun. 6/10

1 stop7h 50m

$378

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated mayo 16, 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Idaho, such as Sun Country Air, Alaska Airlines and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

8.1
Very good
9,157 reviews
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

8.0
Very good
10,673 reviews
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

7.4
Good
10,924 reviews
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

7.3
Good
14,514 reviews
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

7.2
Good
630 reviews
8.1
Very good
9,157 reviews

Entertainment

7.3

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Washington, D.C. Dulles Intl Airport to Idaho for under $400 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Idaho for under $400. The cheapest flight booked recently is on Sun Country Air for just $309, but on average you can expect to pay $339.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Idaho for under $600?

    There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Idaho within the next 7 days for less than $600.

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

    One-way options have recently been found by users for as low as $143 on Sun Country Air. Other airlines that offer cheap prices include Delta from $164 and American Airlines from $190 one-way.

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

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

  • What does IAD to BOI mean?

    IAD and BOI are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. IAD to BOI refers to a flight route from Washington, D.C. Dulles Intl Airport to Boise Air Term. Gowen Fld Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Idaho Falls Fanning Field Airport (IDA), Hailey Sun Valley-Friedman Airport (SUN), Lewiston Nez Perce Rgnl Airport (LWS), Pocatello Airport (PIH), Twin Falls Joslin Airport (TWF).

  • Can I find deals for flights from Dulles Intl to Idaho that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Idaho flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Idaho with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Idaho flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Dulles Intl to Idaho that allow pets onboard?

    Many airlines flying from Dulles Intl to Idaho offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Idaho?

    Yes, you can often find last-minute deals on Dulles Intl to Idaho flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Idaho flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Idaho flight deals you see on this page were last updated on 5/16.

See more FAQs

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Alternative routes for Dulles Intl to Idaho
See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Dulles Intl to Idaho

Discover the top 4 airlines that operate flights from Dulles Intl to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$611FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$354Average$571FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$380Average$691FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$384Average$588FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from Dulles Intl to Idaho by cabin class

Find flights from Dulles Intl to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl to Idaho?

Cheapflights makes it easy to find Dulles Intl to Idaho flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Idaho?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl to Idaho for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dulles Intl to Idaho with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dulles Intl to Idaho, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dulles Intl to Idaho become cheaper?

Yes! Start tracking prices for Dulles Intl to Idaho flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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