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Des Moines

$138+ Cheap flights from Dulles Intl (IAD) to Des Moines (DSM)

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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DSM
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Des Moines

Cheapest flights from Dulles Intl to Des Moines
Explore the most affordable flight options available from Dulles Intl to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:15 amIAD - DSM
1 stop7h 18mUnited Airlines
Thu 12/256:46 pmDSM - IAD
1 stop4h 29mUnited Airlines
Deal found 12/10$373
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/199:10 amIAD - DSM
1 stop13h 03mAllegiant Air
Sun 1/42:56 pmDSM - IAD
2 stops23h 05mAllegiant Air
Deal found 12/11$419
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:00 pmIAD - DSM
1 stop6h 05mUnited Airlines
Tue 12/306:46 pmDSM - IAD
1 stop4h 29mUnited Airlines
Deal found 12/9$438
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:00 pmIAD - DSM
1 stop6h 05mUnited Airlines
Mon 1/123:35 pmDSM - IAD
1 stop4h 42mUnited Airlines
Deal found 12/11$442
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 12/289:58 pmIAD - DSM
1 stop13h 05mMultiple Airlines
Thu 1/112:00 pmDSM - IAD
2 stops26h 01mMultiple Airlines
Deal found 12/9$445
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 12/289:58 pmIAD - DSM
1 stop13h 05mMultiple Airlines
Wed 12/311:45 pmDSM - IAD
2 stops20h 53mMultiple Airlines
Deal found 12/9$496
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:50 pmIAD - DSM
1 stop8h 10mSouthwest
Sun 12/148:00 amDSM - IAD
1 stop10h 05mSouthwest
Deal found 12/10$498
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:35 amIAD - DSM
1 stop7h 46mAmerican Airlines
Mon 1/1211:42 amDSM - IAD
2 stops10h 30mAmerican Airlines
Deal found 12/11$500
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 amIAD - DSM
1 stop5h 20mUnited Airlines
Tue 12/306:46 pmDSM - IAD
1 stop4h 29mUnited Airlines
Deal found 12/10$503
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:40 amIAD - DSM
1 stop13h 15mSouthwest
Sun 12/148:00 amDSM - IAD
1 stop10h 05mSouthwest
Deal found 12/10$504
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:00 pmIAD - DSM
1 stop7h 29mUnited Airlines
Tue 12/306:46 pmDSM - IAD
2 stops11h 37mUnited Airlines
Deal found 12/9$505

Find flight deals from Dulles Intl to Des Moines

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Des Moines (DSM). 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 December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$341
(Delta)

One-way from

$138
(Expedia)

Popular in

June

Cheapest in

April

Average price

$448
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Des Moines flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Des Moines flights.
Search Deals
From Washington, D.C. Dulles Intl to Des Moines
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Des Moines
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Des Moines 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 December 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Des Moines that are best for you.

Fly from

Dulles Intl

Fly to

Des Moines

Route

Depart

Return

Price

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Thu 1/8

6:00 am-11:24 am

1 stop6h 24m

Des Moines

Mon 1/12

4:21 pm-11:57 pm

1 stop6h 36m

$341

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Sat 1/10

6:20 am-12:15 pm

1 stop6h 55m

Des Moines

Fri 1/16

5:16 pm-11:37 pm

1 stop5h 21m

$381

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Thu 2/19

12:38 pm-4:57 pm

1 stop5h 19m

Des Moines

Sun 2/22

6:19 am-11:50 am

1 stop4h 31m

$381

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Wed 2/11

6:00 am-9:41 am

1 stop4h 41m

Des Moines

Sun 2/15

5:24 am-11:35 am

1 stop5h 11m

$381

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Thu 2/19

8:15 am-2:27 pm

1 stop7h 12m

Des Moines

Sun 2/22

3:24 pm-9:23 pm

1 stop4h 59m

$411

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Thu 1/8

8:20 am-2:33 pm

1 stop7h 13m

Des Moines

Mon 1/12

3:35 pm-9:17 pm

1 stop4h 42m

$411

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Fri 1/30

6:00 am-9:41 am

1 stop4h 41m

Des Moines

Sun 2/1

4:22 pm-11:57 pm

1 stop6h 35m

$421

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Fri 2/13

6:00 am-9:55 am

1 stop4h 55m

Des Moines

Mon 2/16

5:39 pm-11:09 pm

1 stop4h 30m

$421

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Mon 12/22

1:00 pm-6:05 pm

1 stop6h 05m

Des Moines

Mon 1/12

3:35 pm-9:17 pm

1 stop4h 42m

$442

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

Mon 12/29

9:58 pm-10:19 am

1 stop13h 21m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results
1
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Compare providers for flights from Dulles Intl to Des Moines

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 Dulles Intl to Des Moines in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 Washington, D.C. Dulles Intl Airport-Des Moines flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Washington, D.C. Dulles Intl Airport-Des Moines flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Des Moines flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Des Moines flights, Cheapflights users trust Mytrip the most. Mytrip 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 Washington, D.C. Dulles Intl Airport-Des Moines 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 Dulles Intl to Des Moines

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

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Des Moines (average of $74). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in December is currently the most expensive (average of $443). 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 IAD to DSM?

Find hourly flight availability from Dulles Intl to Des Moines. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Des Moines at noon. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Des Moines

Get insights into the airlines that provide service to Des Moines. 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 Des Moines. Reviews last updated December 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Des Moines by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

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
9,095 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

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.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

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 Dulles Intl to Des Moines. 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 into for flights to Des Moines from Washington, D.C. Dulles Intl?

    If you book a flight to Des Moines from Washington, D.C. Dulles Intl, you will be flying to Des Moines, which is the city’s only airport. Des Moines (DSM) is located 3.6 mi from the center of Des Moines. There are 0 flights from Washington, D.C. Dulles Intl to Des Moines per day from 3 different airlines.

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

    Airlines like Delta fly from Washington, D.C. Dulles Intl Airport to Des Moines in about 6h 24m. The time it takes to get you to your destination can typically vary by up to . Washington, D.C. Dulles Intl Airport and Des Moines are separated by a distance of 871 mi.

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

    Delta, at $74, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Des Moines.Alternate airlines to your destination round-trip include United Airlines and American Airlines. You may be able to fly from Washington, D.C. Dulles Intl Airport to Des Moines for 83% less than the average price by searching for these airlines.

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

    $133 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $133 and $209, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Des Moines (average of $74). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in December is currently the most expensive (average of $443). 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 Des Moines?

Book flights to Des Moines if you plan to visit one of these locations
Altoona
Johnston
Boone
Ames
Clive
West Des Moines
Ankeny

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Alternative routes for Dulles Intl to Des Moines

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Dulles Intl to Des Moines

Discover the top 3 airlines that operate flights from Dulles Intl to Des Moines. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$74Average$411FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$261Average$495FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$262Average$262FlexibilityNo cancel feeOn-time71%

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