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Dulles Intl

$96+ Cheap flights from Iowa 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IAD
Aug 14 — Aug 211
Fri 8/14
Fri 8/21
1 adult, Economy
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Cheap flight deals from Iowa to Dulles Intl

Cheapest flights from Iowa to Dulles Intl
Explore the most affordable flight options available from Iowa to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:24 pm
CID
-
IAD
1 stop24h 14m
Multiple Airlines
Sun 8/166:30 pm
IAD
-
CID
1 stop15h 08m
Multiple Airlines
Deal found 7/12$260
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
MLI
-
IAD
1 stop7h 05m
Delta
Wed 9/96:00 am
IAD
-
MLI
1 stop5h 23m
Delta
Deal found 7/11$261
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/136:00 am
DSM
-
IAD
1 stop7h 06m
Allegiant Air
Sat 8/159:05 pm
IAD
-
DSM
1 stop14h 04m
Allegiant Air
Deal found 7/13$263
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Wed 8/1211:43 am
MLI
-
IAD
2 stops10h 12m
American Airlines
Sat 8/155:34 pm
IAD
-
MLI
1 stop4h 39m
American Airlines
Deal found 7/13$266
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/209:50 pm
DSM
-
IAD
1 stop9h 14m
Multiple Airlines
Sat 8/228:39 pm
IAD
-
DSM
2 stops24h 15m
Multiple Airlines
Deal found 7/13$268
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:26 pm
DSM
-
IAD
1 stop19h 00m
Multiple Airlines
Wed 8/128:33 pm
IAD
-
DSM
2 stops27h 46m
Multiple Airlines
Deal found 7/12$270
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/136:00 am
DSM
-
IAD
1 stop7h 06m
Multiple Airlines
Mon 8/248:59 am
IAD
-
DSM
1 stop11h 49m
Multiple Airlines
Deal found 7/13$278
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 9/163:03 pm
OMA
-
IAD
1 stop6h 48m
American Airlines
Sat 9/197:57 am
IAD
-
OMA
1 stop7h 16m
American Airlines
Deal found 7/10$279
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/209:50 pm
DSM
-
IAD
1 stop9h 14m
Multiple Airlines
Mon 8/248:59 am
IAD
-
DSM
1 stop11h 49m
Multiple Airlines
Deal found 7/13$280
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/231:55 pm
DSM
-
IAD
2 stops26h 19m
Multiple Airlines
Sun 8/308:59 am
IAD
-
DSM
1 stop13h 01m
Multiple Airlines
Deal found 7/9$283
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:09 pm
MLI
-
IAD
1 stop6h 25m
Delta
Wed 9/96:09 pm
IAD
-
MLI
1 stop5h 21m
Delta
Deal found 7/11$285
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:10 pm
CID
-
IAD
1 stop13h 16m
Multiple Airlines
Tue 9/298:00 pm
IAD
-
CID
1 stop14h 52m
Multiple Airlines
Deal found 7/10$288

Find flight deals from Iowa to Dulles Intl

Keep the following information in mind while searching for Iowa to Dulles Intl flight deals. Data was last updated July 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Kiwi.com)

One-way from

$96
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$464
Provider with most accurate pricing for Des Moines-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Des Moines-Washington, D.C. (WAS) flights.
Search Deals
From Iowa to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Iowa to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iowa 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 July 15, 2026.
Use the filters below to find and compare flights from Iowa to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Wed 11/25

11:00 am-6:26 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

Tue 12/1

4:00 pm-10:30 pm

1 stop7h 30m

$261

OmahaWashington, D.C.

OMA - IAD

OMAIAD

Omaha Eppley Airfield

Mon 9/21

6:25 pm-12:44 am

1 stop5h 19m

Washington, D.C. Dulles Intl

Wed 9/23

6:15 am-10:22 am

1 stop5h 07m

$279

Des MoinesWashington, D.C.

DSM - IAD

DSMIAD

Des Moines

Sun 8/23

1:55 pm-5:14 pm

2 stops26h 19m

Washington, D.C. Dulles Intl

Sun 8/30

8:59 am-9:00 pm

1 stop13h 01m

$283

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 8/7

6:30 am-2:12 pm

1 stop6h 42m

Washington, D.C. Dulles Intl

Tue 8/11

3:40 pm-7:31 pm

1 stop4h 51m

$285

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 10/1

6:00 am-11:31 am

1 stop4h 31m

Washington, D.C. Dulles Intl

Tue 10/6

6:00 am-10:21 am

1 stop5h 21m

$285

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Sat 9/5

8:14 am-1:55 pm

1 stop4h 41m

Washington, D.C. Dulles Intl

Sun 9/27

6:10 am-10:12 am

1 stop5h 02m

$285

OmahaWashington, D.C.

OMA - IAD

OMAIAD

Omaha Eppley Airfield

Sat 9/5

6:35 pm-12:44 am

1 stop5h 09m

Washington, D.C. Dulles Intl

Fri 9/11

5:15 pm-11:04 pm

1 stop6h 49m

$308

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 9/4

5:09 pm-12:34 am

1 stop6h 25m

Washington, D.C. Dulles Intl

Mon 9/7

6:00 am-10:25 am

1 stop5h 25m

$309

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 10/8

6:32 am-11:55 am

1 stop4h 23m

Washington, D.C. Dulles Intl

Sun 10/11

6:10 am-10:12 am

1 stop5h 02m

$309

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 7/30

6:30 am-11:52 am

1 stop4h 22m

Washington, D.C. Dulles Intl

Sun 8/2

6:10 am-10:04 am

1 stop4h 54m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Iowa to Dulles Intl

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

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

Currently, September is the cheapest month in which you can book a flight from Iowa to Washington, D.C. Dulles Intl Airport (average of $151). Flying from Iowa to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $432). 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.

Related info for your journey

Find useful and relevant information for your journey from Iowa to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Delta and United Airlines can get you from Iowa to Washington, D.C. Dulles Intl Airport in just under 5h 19m. Your travel time can differ by up to 1h 07m. Iowa and Washington, D.C. Dulles Intl Airport are separated by a distance of 985 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Iowa to Washington, D.C. Dulles Intl Airport?

    The most popular flight routes from Iowa to Washington, D.C. Dulles Intl Airport are Des Moines - Washington, D.C. Dulles Intl, Omaha Eppley Airfield - Washington, D.C. Dulles Intl and Cedar Rapids - Washington, D.C. Dulles Intl.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Iowa to Washington, D.C. Dulles Intl Airport (average of $151). Flying from Iowa to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $432). 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
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Manassas
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Iowa to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Reagan-National flights
Hobby to Baltimore flights
Los Angeles to Baltimore flights
Atlanta to Dulles Intl flights
Seattle to Dulles Intl flights
Los Angeles to Dulles Intl flights
Orlando to Dulles Intl flights
Boston to Baltimore flights
Seattle to Reagan-National flights
O'Hare Intl to Baltimore flights
Orlando to Baltimore flights
Boston to Reagan-National flights
Atlanta to Baltimore flights
George Bush Intcntl to Baltimore flights
Boston to Dulles Intl flights
Hobby to Reagan-National flights
San Francisco to Dulles Intl flights
San Francisco to Baltimore flights
San Francisco to Reagan-National flights
O'Hare Intl to Reagan-National flights
Orlando to Reagan-National flights
Tampa to Dulles Intl flights
Hobby to Dulles Intl flights
Atlanta to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Denver to Baltimore flights
Denver to Dulles Intl flights
Tampa to Baltimore flights
Seattle to Baltimore flights
Miami to Reagan-National flights
Detroit to Baltimore flights
George Bush Intcntl to Reagan-National flights
Tampa to Reagan-National flights
Fort Lauderdale to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Ontario to Dulles Intl flights
Minneapolis to Dulles Intl flights
Minneapolis to Baltimore flights
Austin to Dulles Intl flights
Fort Lauderdale to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
Denver to Reagan-National flights
Ontario to Baltimore flights
Charlotte to Dulles Intl flights
Ontario to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights

Top 2 airlines flying from Iowa to Dulles Intl

Discover the top 2 airlines that operate flights from Iowa 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 July 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$174Average$388FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$522FlexibilityNo cancel feeOn-time69%

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