Cheap flights from Boise (BOI) to Dulles Intl (IAD) from $141

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 8/9. 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.
BOI — IAD
Jun 18 — Jun 251

The best prices from Boise Air Term. Gowen Fld to Washington, D.C. Dulles Intl are usually found in January or October, booked 60 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Boise to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 13, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$234

One-way from

$225
High demand for flights, 28% potential price rise
Best time to find cheap flights, 17% potential price drop
From Boise Air Term. Gowen Fld to Washington, D.C. Dulles Intl
One-way flight from Boise Air Term. Gowen Fld to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Boise to Washington, D.C. Dulles Intl Airport?

Users have found that flying from Boise to Washington, D.C. Dulles Intl Airport on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Travelers have found it’s best to book a flight 23 days in advance to save up to 655% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 23 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boise to Washington, D.C. Dulles Intl Airport 1-2 weeks in advance for as low as $491, or $760 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Washington, D.C. Dulles Intl Airport. Flights to Washington, D.C. Dulles Intl Airport from Boise in February are about $504 on average during February, but can be found for as low as $258.

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

It’s typically best to fly out from Boise to Washington, D.C. Dulles Intl Airport in the evening. Doing so could potentially save you 21% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Boise to Dulles Intl flights in June & July 2024

Find cheap flight options from Boise to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on June 13, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. Check back soon for alternative fares.
Wed 7/35:45 pmBOI - IAD
1 stop15h 28mSun Country Air
Wed 7/1711:27 amIAD - BOI
1 stop7h 27mSun Country Air
Deal found 6/12$295
Wed 7/39:13 pmBOI - IAD
2 stops17h 07mMultiple Airlines
Wed 7/1711:27 amIAD - BOI
1 stop7h 27mMultiple Airlines
Deal found 6/12$332
Tue 7/237:45 pmBOI - IAD
1 stop8h 11mDelta
Tue 7/307:16 amIAD - BOI
1 stop7h 38mDelta
Deal found 6/13$348
Tue 7/237:59 pmBOI - IAD
2 stops11h 16mDelta
Tue 7/306:00 amIAD - BOI
1 stop8h 54mDelta
Deal found 6/13$353
Wed 7/177:45 pmBOI - IAD
1 stop8h 11mDelta
Mon 7/226:00 pmIAD - BOI
1 stop8h 10mDelta
Deal found 6/13$357
Tue 7/236:26 pmBOI - IAD
2 stops12h 49mDelta
Tue 7/306:10 amIAD - BOI
2 stops10h 11mDelta
Deal found 6/13$358
Wed 7/176:26 pmBOI - IAD
2 stops12h 19mDelta
Mon 7/226:00 pmIAD - BOI
1 stop8h 10mDelta
Deal found 6/13$362
Tue 7/235:40 amBOI - IAD
1 stop8h 50mDelta
Tue 7/306:00 amIAD - BOI
1 stop8h 54mDelta
Deal found 6/12$366
Tue 7/237:45 pmBOI - IAD
1 stop8h 11mDelta
Tue 7/306:00 amIAD - BOI
2 stops10h 21mDelta
Deal found 6/12$371

Boise to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Boise and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. Check back soon for alternative fares.
Thu 8/157:45 pmBOI - IAD
1 stop8h 11mDelta
Mon 8/197:30 amIAD - BOI
1 stop10h 49mDelta
Deal found 6/12$282
Thu 8/1511:39 pmBOI - IAD
2 stops9h 45mDelta
Mon 8/194:56 pmIAD - BOI
1 stop7h 33mDelta
Deal found 6/12$287
Wed 7/35:45 pmBOI - IAD
1 stop15h 28mSun Country Air
Wed 7/1711:27 amIAD - BOI
1 stop7h 27mSun Country Air
Deal found 6/12$295
Wed 8/145:40 amBOI - IAD
1 stop8h 43mDelta
Fri 8/164:54 pmIAD - BOI
1 stop7h 35mDelta
Deal found 6/13$315
Sat 9/143:15 pmBOI - IAD
1 stop6h 25mDelta
Sun 9/226:24 amIAD - BOI
1 stop9h 36mDelta
Deal found 6/12$320
Sat 9/143:15 pmBOI - IAD
1 stop6h 25mDelta
Sun 9/226:10 amIAD - BOI
2 stops9h 50mDelta
Deal found 6/12$325
Sat 9/1411:00 amBOI - IAD
2 stops10h 40mDelta
Sun 9/226:10 amIAD - BOI
2 stops9h 50mDelta
Deal found 6/12$330
Wed 7/39:13 pmBOI - IAD
2 stops17h 07mMultiple Airlines
Wed 7/1711:27 amIAD - BOI
1 stop7h 27mMultiple Airlines
Deal found 6/12$332
Sun 9/85:22 pmBOI - IAD
2 stops13h 21mAmerican Airlines
Sat 9/146:55 amIAD - BOI
2 stops15h 00mAmerican Airlines
Deal found 6/12$336

Boise to Dulles Intl flights leaving soon

Find last-minute flight options from Boise to Dulles Intl 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 3,214,720 searches. Data last updated June 13, 2024.
Consider one of these great deals we found on last-minute flights from Boise to Washington, D.C.. Users should examine the flight details to ensure there are no surprises.
Thu 6/203:33 pmBOI - IAD
2 stops15h 25mAmerican Airlines
Tue 6/259:28 amIAD - BOI
2 stops15h 48mAmerican Airlines
Deal found 6/13$696
Wed 6/197:00 amBOI - IAD
1 stop14h 04mUnited Airlines
Sat 6/228:15 pmIAD - BOI
1 stop15h 30mUnited Airlines
Deal found 6/12$726
Wed 6/191:51 pmBOI - IAD
1 stop8h 08mDelta
Sat 6/225:36 pmIAD - BOI
1 stop8h 14mDelta
Deal found 6/12$764
Thu 6/205:30 amBOI - IAD
2 stops8h 29mDelta
Sun 6/236:45 pmIAD - BOI
1 stop8h 12mDelta
Deal found 6/12$769
Thu 6/201:05 pmBOI - IAD
1 stop8h 54mDelta
Tue 6/256:00 amIAD - BOI
1 stop8h 41mDelta
Deal found 6/13$786
Thu 6/2010:45 amBOI - IAD
2 stops10h 53mDelta
Tue 6/257:09 amIAD - BOI
1 stop7h 32mDelta
Deal found 6/13$791
Wed 6/196:54 pmBOI - IAD
1 stop8h 46mAlaska Airlines
Sat 6/2211:20 amIAD - BOI
2 stops12h 00mAlaska Airlines
Deal found 6/12$1,006
Wed 6/193:59 pmBOI - IAD
2 stops11h 41mAlaska Airlines
Sat 6/2211:20 amIAD - BOI
2 stops12h 00mAlaska Airlines
Deal found 6/12$1,108
Tue 6/181:05 pmBOI - IAD
1 stop8h 54mDelta
Fri 6/215:36 pmIAD - BOI
1 stop8h 14mDelta
Deal found 6/12$1,164

One-way flights to Dulles Intl from Boise

Search for one-way flight options from Boise to Dulles Intl. 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 3,214,720 searches. Data last updated June 13, 2024.
Users traveling one-way from Boise to Washington, D.C. can select one of these great deals. For those needing a return trip from Boise, there is a search form available above.
Fri 8/97:45 pmBOI - IAD
1 stop8h 11mDelta
Deal found 6/12$141
Fri 8/97:59 pmBOI - IAD
2 stops12h 08mDelta
Deal found 6/12$146
Wed 8/1411:54 amBOI - IAD
2 stops21h 16mMultiple Airlines
Deal found 6/11$166
Tue 7/167:05 pmBOI - IAD
1 stop10h 02mUnited Airlines
Deal found 6/12$170
Tue 7/166:20 pmBOI - IAD
3 stops19h 50mMultiple Airlines
Deal found 6/12$173
Tue 7/237:45 pmBOI - IAD
1 stop8h 11mDelta
Deal found 6/12$174
Sat 8/1710:06 amBOI - IAD
2 stops10h 57mDelta
Deal found 6/12$179
Fri 7/267:45 pmBOI - IAD
1 stop8h 11mDelta
Deal found 6/12$183
Thu 8/2911:39 pmBOI - IAD
2 stops9h 45mDelta
Deal found 6/11$184

Find flights from Boise to Dulles Intl within your budget

Customize your flight search to find flights from Boise to Dulles Intl 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 3,214,720 searches. Data last updated June 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$282 - $385

Route

Depart

Return

Price

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 8/15

1 stop8h 11m

Washington, D.C. Dulles Intl

Mon 8/19

1 stop10h 49m

$282

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 8/15

2 stops9h 45m

Washington, D.C. Dulles Intl

Mon 8/19

1 stop7h 33m

$287

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 7/3

1 stop15h 28m

Washington, D.C. Dulles Intl

Wed 7/17

1 stop7h 27m

$295

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 8/14

1 stop8h 43m

Washington, D.C. Dulles Intl

Fri 8/16

1 stop7h 35m

$315

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Mon 8/26

2 stops21h 24m

Washington, D.C. Dulles Intl

Sat 8/31

2 stops15h 09m

$328

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 7/3

2 stops17h 07m

Washington, D.C. Dulles Intl

Wed 7/17

1 stop7h 27m

$332

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sun 9/8

2 stops13h 21m

Washington, D.C. Dulles Intl

Sat 9/14

2 stops15h 00m

$336

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sun 9/8

1 stop31h 13m

Washington, D.C. Dulles Intl

Sat 9/14

1 stop9h 31m

$342

Boise Air Term. Gowen FldWashington, D.C. Dulles Intl

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 8/15

1 stop9h 58m

Washington, D.C. Dulles Intl

Mon 8/19

2 stops13h 45m

$385

Flights are sorted by cheapest first

Deals found on 6/12

How far ahead should I book a flight from Boise to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Dulles Intl. Price data was last updated on May 31, 2024.
The best time to book flights from Boise to Washington, D.C. Dulles Intl Airport is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Boise to Dulles Intl. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Boise to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Boise to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Boise 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.

Temperature and rainfall in Dulles Intl by month

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

WAS

Temperature

35.6 - 80.6 °F

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 insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated June 13, 2024.
Read reviews from past customers who have flown American Airlines, United Airlines and Alaska Airlines from Boise to Washington, D.C.. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.1
Very good
9,272 reviews
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.0
Very good
10,000 reviews
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.4
Good
10,000 reviews
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.3
Good
10,000 reviews
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.3
Good
579 reviews
8.1
Very good
9,272 reviews

Boarding

8.2

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Related info for your journey

Find useful and relevant information for your journey from Boise 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 airport do you fly from for flights from Boise to Washington, D.C. Dulles Intl?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Boise. Booking flights from Air Term. Gowen Fld (BOI) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 4 different airlines.

  • Can I find flights from Boise to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Yes, there are multiple flights from Boise to Washington, D.C. Dulles Intl Airport for under $300. The cheapest flight booked recently is on Delta for just $282, but on average you can expect to pay $335.

  • Are there last-minute flights available from Boise to Washington, D.C. Dulles Intl Airport for under $700?

    There are currently 12+ open flights from Boise to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $700.

  • What are the cheapest airlines flying from Boise to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $282. Additional round-trip tickets that might be worth considering are offered by Sun Country Air and American Airlines, with the lowest prices starting at $295 and $328, respectively. You may be able to fly from Boise to Washington, D.C. Dulles Intl Airport for 46% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $141. However, be on the lookout for offers from United Airlines and Alaska Airlines, as they are both options that can get you from Boise to Washington, D.C. Dulles Intl Airport for a low price.

  • What does BOI to IAD mean?

    Great question - BOI to IAD just means Boise Air Term. Gowen Fld Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights!

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

    The amount of baggage you can bring on your Boise to Dulles Intl 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 Boise to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boise to Dulles Intl 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 Boise to Dulles Intl that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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.

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

    Many airlines flying from Boise to Dulles Intl 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 Boise to Dulles Intl?

    Yes, you can often find last-minute deals on Boise to Dulles Intl 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 Boise to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Boise to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/13.

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

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

    Currently, September is the cheapest month in which you can book a flight from Boise to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Boise to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $382). 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

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Top 4 airlines flying from Boise to Dulles Intl

Discover the top 4 airlines that operate flights from Boise to Dulles Intl. 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 3,214,720 searches. Data last updated June 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$264Average$629FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$305Average$580FlexibilityNo cancel feeOn-time69%
DeltaCheapest$316Average$517FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$376Average$481FlexibilityNo cancel feeOn-time71%

Search flights from Boise to Dulles Intl by cabin class

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