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Dulles Intl

$123+ Cheap flights from Des Moines (DSM) 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IAD
Dec 7 — Dec 141
Sun 12/7
Sun 12/14
1 adult, Economy
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Cheap flight deals from Des Moines to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) 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 November 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$227
(Kiwi.com)

One-way from

$123
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$410
Provider with most accurate pricing for Des Moines-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Des Moines-Washington, D.C. Dulles Intl flights.
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From Des Moines to Washington, D.C. Dulles Intl
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One-way flight from Des Moines to Washington, D.C. Dulles Intl
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Des Moines to Dulles Intl

Cheapest flights from Des Moines to Dulles Intl
Explore the most affordable flight options available from Des Moines to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 7, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/143:44 pmDSM - IAD
1 stop15h 57mMultiple Airlines
Tue 12/169:00 amIAD - DSM
2 stops26h 25mMultiple Airlines
Deal found 11/3$223
This Kiwi.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:00 amDSM - IAD
1 stop10h 24mMultiple Airlines
Tue 12/99:00 amIAD - DSM
2 stops28h 35mMultiple Airlines
Deal found 11/6$227
This Kiwi.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:00 amDSM - IAD
1 stop10h 24mMultiple Airlines
Mon 12/85:45 amIAD - DSM
2 stops16h 28mMultiple Airlines
Deal found 11/6$254
This Kiwi.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:00 amDSM - IAD
1 stop10h 24mMultiple Airlines
Sun 12/149:20 pmIAD - DSM
1 stop19h 22mMultiple Airlines
Deal found 11/5$262
This Kiwi.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:43 pmDSM - IAD
1 stop26h 09mMultiple Airlines
Mon 11/246:46 pmIAD - DSM
2 stops29h 38mMultiple Airlines
Deal found 11/5$265
This Kiwi.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:43 pmDSM - IAD
1 stop26h 09mMultiple Airlines
Tue 11/256:55 amIAD - DSM
2 stops17h 29mMultiple Airlines
Deal found 11/5$287
This Kiwi.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:28 pmDSM - IAD
1 stop13h 17mMultiple Airlines
Mon 11/246:46 pmIAD - DSM
2 stops29h 38mMultiple Airlines
Deal found 11/5$297
This Kiwi.com deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:43 pmDSM - IAD
1 stop26h 09mMultiple Airlines
Sun 11/236:41 pmIAD - DSM
2 stops19h 14mMultiple Airlines
Deal found 11/5$309
This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:14 amDSM - IAD
1 stop8h 49mFrontier
Mon 12/299:58 pmIAD - DSM
1 stop13h 21mFrontier
Deal found 11/4$310
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:04 pmDSM - IAD
1 stop17h 13mMultiple Airlines
Fri 11/288:35 amIAD - DSM
1 stop24h 34mMultiple Airlines
Deal found 11/4$315

Cheapflights Fare Finder

 
Customize your flight search to find flights from Des Moines 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 2,558,603 searches. Data last updated November 7, 2025.
Use the filters below to find and compare flights from Des Moines to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Des Moines

Fly to

Dulles Intl

Route

Depart

Return

Price

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Tue 1/27

8:35 am-3:50 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Sat 1/31

7:00 am-8:20 pm

1 stop14h 20m

$372

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Thu 11/27

1:10 pm-9:22 pm

1 stop7h 12m

Washington, D.C. Dulles Intl

Mon 12/8

6:00 am-9:40 am

1 stop4h 40m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Thu 12/25

3:14 pm-9:21 pm

1 stop5h 07m

Washington, D.C. Dulles Intl

Mon 12/29

6:30 am-10:50 am

1 stop5h 20m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Wed 1/28

5:16 pm-12:24 am

1 stop6h 08m

Washington, D.C. Dulles Intl

Sun 2/1

6:00 am-10:41 am

1 stop5h 41m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Fri 12/19

6:33 pm-12:12 am

1 stop4h 39m

Washington, D.C. Dulles Intl

Sun 1/18

6:00 am-11:24 am

1 stop6h 24m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sat 12/27

6:15 am-11:52 am

1 stop4h 37m

Washington, D.C. Dulles Intl

Tue 12/30

6:00 am-9:49 am

1 stop4h 49m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Wed 1/7

5:16 pm-11:37 pm

1 stop5h 21m

Washington, D.C. Dulles Intl

Mon 1/12

2:25 pm-9:24 pm

1 stop7h 59m

$397

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sun 12/14

8:00 am-7:05 pm

1 stop10h 05m

Washington, D.C. Dulles Intl

Wed 12/17

7:40 am-7:55 pm

1 stop13h 15m

$402

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sun 11/16

2:51 pm-4:06 pm

2 stops24h 15m

$157

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Mon 11/17

8:00 am-12:11 am

3 stops15h 11m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 16 results
1
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Compare providers for flights from Des Moines to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Des Moines to Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Des Moines-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Des Moines-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Des Moines-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Des Moines-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Des Moines-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Des Moines to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Des Moines 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 Des Moines to Washington, D.C. Dulles Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from Des Moines to Washington, D.C. Dulles Intl Airport (average of $184). Flying from Des Moines to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $503). 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 DSM to IAD?

Find hourly flight availability from Des Moines 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 November 7, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 57% on flights from Des Moines to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Des Moines to Washington, D.C. Dulles Intl Airport?

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 November 7, 2025.
Read through reviews of airlines operating flights from Des Moines to Washington, D.C. Dulles Intl Airport, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Overall

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Overall

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,007 reviews
Delta
7.9
Good
8,001 reviews

Overall

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Des Moines 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 Des Moines to Washington, D.C. Dulles Intl?

    Most people fly from Des Moines (DSM) if they book a flight from Des Moines to Washington, D.C. Dulles Intl. On average, Des Moines has 0 outbound flights to Washington, D.C. Dulles Intl per day from 2 airlines. Des Moines is conveniently located just 3.6 mi from Des Moines’s city center.

  • How long is the flight from Des Moines to Washington, D.C. Dulles Intl Airport?

    Departing from Des Moines to Washington, D.C. Dulles Intl Airport will take you 6h 15m. The distance from Des Moines to Washington, D.C. Dulles Intl Airport is about 871 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Des Moines to Washington, D.C. Dulles Intl Airport round-trip from $198. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 53% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Des Moines 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 Des Moines to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Des Moines to Washington, D.C. Dulles Intl Airport (average of $184). Flying from Des Moines to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $503). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Des Moines to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Des Moines to Dulles Intl

Discover the top 2 airlines that operate flights from Des Moines 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 2,558,603 searches. Data last updated November 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$396FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$351Average$462FlexibilityNo cancel feeOn-time69%

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