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Des Moines

$96+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DSM
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap 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 junio 12, 2025.

Round-trip from

$298
(Mytrip)

One-way from

$96
(Southwest)

Popular in

June

Cheapest in

April

Average price

$678
From Washington, D.C. Dulles Intl to Des Moines
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One-way flight from Washington, D.C. Dulles Intl to Des Moines
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Highest demand for flights based on searches. 21% potential increase in price ($114 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 junio 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/45:40 pmIAD - DSM
3 stops30h 57mMultiple Airlines
mié. 7/911:00 amDSM - IAD
1 stop23h 08mMultiple Airlines
Deal found 6/10$298
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/1711:58 amIAD - DSM
1 stop11h 40mAllegiant Air
dom. 7/2712:43 pmDSM - IAD
1 stop26h 13mAllegiant Air
Deal found 6/10$306
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/126:20 amIAD - DSM
1 stop4h 56mDelta
sáb. 7/195:30 amDSM - IAD
1 stop6h 41mDelta
Deal found 6/12$359
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/25:41 pmIAD - DSM
1 stop6h 18mAmerican Airlines
sáb. 7/267:09 amDSM - IAD
1 stop4h 40mAmerican Airlines
Deal found 6/10$373
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/297:25 amIAD - DSM
1 stop6h 35mSouthwest
jue. 7/311:35 pmDSM - IAD
1 stop8h 55mSouthwest
Deal found 6/11$395
This United Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 8/76:35 amIAD - DSM
1 stop4h 54mUnited Airlines
lun. 8/116:50 pmDSM - IAD
1 stop4h 40mUnited Airlines
Deal found 6/10$421

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 junio 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

vie. 7/4

5:40 pm-11:37 pm

3 stops30h 57m

Des Moines

mié. 7/9

11:00 am-11:08 am

1 stop23h 08m

$298

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

jue. 7/17

11:58 am-10:38 pm

1 stop11h 40m

Des Moines

dom. 7/27

12:43 pm-3:56 pm

1 stop26h 13m

$306

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

sáb. 7/12

6:20 am-10:16 am

1 stop4h 56m

Des Moines

sáb. 7/19

5:30 am-1:11 pm

1 stop6h 41m

$359

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

mié. 7/2

5:41 pm-10:59 pm

1 stop6h 18m

Des Moines

sáb. 7/26

7:09 am-12:49 pm

1 stop4h 40m

$373

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

mar. 7/29

7:25 am-1:00 pm

1 stop6h 35m

Des Moines

jue. 7/31

1:35 pm-11:30 pm

1 stop8h 55m

$395

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

jue. 8/7

6:35 am-10:29 am

1 stop4h 54m

Des Moines

lun. 8/11

6:50 pm-12:30 am

1 stop4h 40m

$421

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

mar. 8/19

5:45 am-2:40 pm

1 stop9h 55m

$96

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

dom. 6/29

11:12 am-10:37 pm

1 stop12h 25m

$119

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

jue. 7/10

5:40 pm-2:45 pm

3 stops22h 05m

$184

Washington, D.C.Des Moines

IAD - DSM

IADDSM

Washington, D.C. Dulles Intl

mar. 8/19

8:20 am-5:14 pm

2 stops9h 54m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
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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 $336). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in June is currently the most expensive (average of $411). 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 junio 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 24% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Des Moines by month

Plan your trip to Des Moines by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Des Moines ranges from 1.0 - 4.9 inches per month. June is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Des Moines when rainfall is around 1.0 in.

Temperature in Des Moines by month

Plan your trip to Des Moines by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Des Moines, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Washington, D.C. 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.
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Allegiant Air
7.3
Good
725 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

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

    Allegiant Air, at $306, 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 Delta and Southwest. You may be able to fly from Washington, D.C. Dulles Intl Airport to Des Moines for 28% 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?

    $96 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Allegiant Air and United Airlines, with prices starting from $119 and $241, 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 $336). Flying from Washington, D.C. Dulles Intl Airport to Des Moines in June is currently the most expensive (average of $411). 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
Altoona
Ames
Johnston
Boone
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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$138Average$404FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$262Average$262FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$282Average$504FlexibilityNo cancel feeOn-time69%

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