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Dulles Intl

$138+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IAD
Jul 3 — Jul 101
Fri 7/3
Fri 7/10
1 adult, Economy
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Cheap 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 June 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/165:08 pm
DSM
-
IAD
1 stop23h 48m
Multiple Airlines
Thu 7/235:40 pm
IAD
-
DSM
1 stop23h 10m
Multiple Airlines
Deal found 6/1$297
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/256:00 am
DSM
-
IAD
1 stop13h 18m
Allegiant Air
Fri 7/39:03 pm
IAD
-
DSM
2 stops25h 40m
Allegiant Air
Deal found 6/1$299
This Kiwi.com deal was found by Cheapflights users on 5/29. 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.
Mon 6/295:45 pm
DSM
-
IAD
1 stop25h 17m
Multiple Airlines
Fri 7/39:03 pm
IAD
-
DSM
2 stops25h 40m
Multiple Airlines
Deal found 5/29$307
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/256:00 am
DSM
-
IAD
1 stop13h 18m
Allegiant Air
Sat 7/42:52 pm
IAD
-
DSM
1 stop9h 39m
Allegiant Air
Deal found 6/1$313
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 6/256:00 am
DSM
-
IAD
1 stop13h 18m
Allegiant Air
Thu 7/23:16 pm
IAD
-
DSM
1 stop26h 24m
Allegiant Air
Deal found 5/29$315
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/110:59 am
DSM
-
IAD
1 stop26h 27m
Allegiant Air
Sat 7/42:52 pm
IAD
-
DSM
1 stop9h 39m
Allegiant Air
Deal found 6/1$321
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 6/1912:56 pm
DSM
-
IAD
1 stop23h 59m
Allegiant Air
Sun 6/284:02 pm
IAD
-
DSM
1 stop25h 13m
Allegiant Air
Deal found 5/29$322
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 7/165:08 pm
DSM
-
IAD
1 stop23h 48m
Multiple Airlines
Wed 7/298:33 pm
IAD
-
DSM
2 stops25h 54m
Multiple Airlines
Deal found 5/31$323
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 7/123:59 pm
DSM
-
IAD
1 stop24h 57m
Allegiant Air
Sun 7/193:16 pm
IAD
-
DSM
1 stop26h 24m
Allegiant Air
Deal found 5/31$325
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/284:01 pm
DSM
-
IAD
1 stop24h 58m
Allegiant Air
Sat 7/42:52 pm
IAD
-
DSM
1 stop9h 39m
Allegiant Air
Deal found 6/1$328
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/810:59 am
DSM
-
IAD
1 stop26h 27m
Multiple Airlines
Sun 7/128:33 pm
IAD
-
DSM
2 stops23h 31m
Multiple Airlines
Deal found 6/1$330
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/256:00 am
DSM
-
IAD
1 stop13h 18m
Multiple Airlines
Wed 7/18:57 pm
IAD
-
DSM
2 stops25h 30m
Multiple Airlines
Deal found 6/1$332

Find 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 June 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(Kiwi.com)

One-way from

$138
(Kiwi.com)

Popular in

November

Cheapest in

July

Average price

$449
Provider with most accurate pricing for Des Moines-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Des Moines-Washington, D.C. Dulles Intl flights.
Search Deals
From Des Moines to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Des Moines to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 3, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Wed 7/29

10:25 am-4:41 pm

1 stop5h 16m

Washington, D.C. Dulles Intl

Tue 8/4

6:10 am-9:43 am

1 stop4h 33m

$355

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Wed 6/24

6:00 am-11:52 am

1 stop4h 52m

Washington, D.C. Dulles Intl

Wed 7/8

8:15 am-2:27 pm

1 stop7h 12m

$355

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Tue 6/30

5:35 am-11:43 am

1 stop5h 08m

Washington, D.C. Dulles Intl

Tue 6/30

5:29 pm-8:41 pm

1 stop4h 12m

$355

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Tue 6/30

10:24 am-4:42 pm

1 stop5h 18m

Washington, D.C. Dulles Intl

Sat 7/4

6:00 am-10:45 am

1 stop5h 45m

$371

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sat 6/27

4:47 pm-12:44 am

1 stop6h 57m

Washington, D.C. Dulles Intl

Tue 6/30

6:05 am-9:44 am

1 stop4h 39m

$409
Quickest round-trip

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Fri 10/23

6:30 pm-12:20 am

1 stop4h 50m

Washington, D.C. Dulles Intl

Tue 10/27

6:10 am-9:24 am

1 stop4h 14m

$411

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sat 7/4

5:34 pm-11:14 pm

1 stop4h 40m

Washington, D.C. Dulles Intl

Sun 7/5

6:00 am-9:44 am

1 stop4h 44m

$427

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sat 7/25

5:32 pm-11:13 pm

1 stop4h 41m

Washington, D.C. Dulles Intl

Sun 8/2

6:00 am-9:45 am

1 stop4h 45m

$427

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Mon 8/24

6:00 am-1:55 pm

1 stop6h 55m

Washington, D.C. Dulles Intl

Thu 8/27

6:16 am-12:18 pm

1 stop7h 02m

$472

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sat 6/13

6:03 pm-11:25 pm

1 stop4h 22m

Washington, D.C. Dulles Intl

Sun 6/21

6:14 am-10:14 am

1 stop5h 00m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Des Moines-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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 June 3, 2026.
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
8,398 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,398 reviews
Delta
7.9
Good
8,398 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,771 reviews
Delta
7.9
Good
8,398 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 13h 18m. The distance from Des Moines to Washington, D.C. Dulles Intl Airport is about 871 mi.

  • 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 $174. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 60% 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.

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
Owings Mills
Springfield
Arlington
Reston
Herndon
Fredericksburg
Rockville
Hyattsville
Manassas
Hanover
Chantilly
Laurel
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

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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 June 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$174Average$396FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$387Average$462FlexibilityNo cancel feeOn-time69%

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