HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$90+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IAD
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Iowa to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 2, 2026.

This Expedia deal was found by Cheapflights users on 4/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:04 pm
OMA
-
IAD
1 stop7h 32m
Frontier
Mon 4/276:00 am
IAD
-
OMA
1 stop10h 24m
Frontier
Deal found 4/2$140
This Frontier deal was found by Cheapflights users on 3/30. 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.
Fri 4/174:04 pm
OMA
-
IAD
1 stop7h 32m
Frontier
Mon 4/206:00 am
IAD
-
OMA
1 stop10h 24m
Frontier
Deal found 3/30$160
This Priceline deal was found by Cheapflights users on 3/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/101:54 pm
OMA
-
IAD
1 stop9h 42m
Frontier
Mon 4/136:15 am
IAD
-
OMA
1 stop7h 54m
Frontier
Deal found 3/30$201
This Trip.com deal was found by Cheapflights users on 3/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:54 pm
OMA
-
IAD
1 stop6h 36m
Frontier
Fri 4/176:00 am
IAD
-
OMA
1 stop10h 09m
Frontier
Deal found 3/29$212
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:56 pm
DSM
-
IAD
1 stop4h 00m
Delta
Sun 6/76:00 am
IAD
-
DSM
1 stop5h 14m
Delta
Deal found 3/31$217
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:45 am
CID
-
IAD
1 stop4h 57m
Delta
Mon 6/16:58 pm
IAD
-
CID
1 stop5h 09m
Delta
Deal found 3/31$217
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:11 pm
CID
-
IAD
1 stop6h 28m
Delta
Tue 6/211:15 am
IAD
-
CID
2 stops10h 59m
Delta
Deal found 3/31$222
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/307:06 pm
OMA
-
IAD
1 stop23h 55m
Multiple Airlines
Tue 5/57:40 am
IAD
-
OMA
2 stops12h 44m
Multiple Airlines
Deal found 3/28$227
This Delta deal was found by Cheapflights users on 3/30. 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.
Fri 5/296:41 pm
DSM
-
IAD
1 stop5h 10m
Delta
Tue 6/26:00 am
IAD
-
DSM
1 stop4h 46m
Delta
Deal found 3/30$237
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/307:06 pm
OMA
-
IAD
1 stop23h 55m
Multiple Airlines
Wed 5/67:40 am
IAD
-
OMA
2 stops12h 54m
Multiple Airlines
Deal found 3/28$238
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 8/2211:00 am
MLI
-
IAD
1 stop4h 41m
Delta
Wed 8/266:00 am
IAD
-
MLI
1 stop5h 26m
Delta
Deal found 3/30$261
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 6/45:02 pm
DSM
-
IAD
1 stop23h 59m
Multiple Airlines
Wed 6/106:22 pm
IAD
-
DSM
2 stops28h 05m
Multiple Airlines
Deal found 3/31$261

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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(Frontier)

One-way from

$90
(Expedia)

Popular in

November

Cheapest in

May

Average price

$453
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. 1% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 2, 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 4/29

5:11 pm-12:42 am

1 stop6h 31m

Washington, D.C. Dulles Intl

Wed 5/6

5:27 pm-10:35 pm

1 stop6h 08m

$276

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 6/5

5:17 pm-12:51 am

1 stop6h 34m

Washington, D.C. Dulles Intl

Tue 6/16

6:00 am-10:24 am

1 stop5h 24m

$276

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 8/7

11:08 am-6:26 pm

1 stop6h 18m

Washington, D.C. Dulles Intl

Sat 8/22

6:00 am-10:26 am

1 stop5h 26m

$276

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Wed 5/27

5:17 pm-12:51 am

1 stop6h 34m

Washington, D.C. Dulles Intl

Sun 5/31

6:08 am-10:20 am

1 stop5h 12m

$276
Quickest round-trip

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 5/8

3:47 pm-9:18 pm

1 stop4h 31m

Washington, D.C. Dulles Intl

Mon 5/11

6:15 am-10:04 am

1 stop4h 49m

$291

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 5/8

6:35 am-11:48 am

1 stop4h 13m

Washington, D.C. Dulles Intl

Sun 5/10

10:08 am-3:12 pm

1 stop6h 04m

$291

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 7/10

11:08 am-6:26 pm

1 stop6h 18m

Washington, D.C. Dulles Intl

Sun 7/12

6:00 am-10:22 am

1 stop5h 22m

$291

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 5/29

5:17 pm-12:51 am

1 stop6h 34m

Washington, D.C. Dulles Intl

Mon 6/1

6:08 am-10:20 am

1 stop5h 12m

$291

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 9/11

5:00 pm-12:10 am

1 stop6h 10m

Washington, D.C. Dulles Intl

Sun 9/13

6:00 am-10:26 am

1 stop5h 26m

$291

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 4/23

10:35 am-5:28 pm

1 stop5h 53m

Washington, D.C. Dulles Intl

Mon 4/27

6:15 am-9:58 am

1 stop4h 43m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 $215). Flying from Iowa to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $374). 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.

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

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, United Airlines, and American Airlines can get you from Iowa to Washington, D.C. Dulles Intl Airport in just under 4h 44m. Your travel time can differ by up to 3h 36m. 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 $215). Flying from Iowa to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $374). 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
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
Cordova
Manassas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Los Angeles to Reagan-National flights
Atlanta to Dulles Intl flights
Los Angeles to Baltimore flights
Seattle to Reagan-National flights
Los Angeles to Dulles Intl flights
San Francisco to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
San Francisco to Reagan-National flights
Atlanta to Baltimore flights
O'Hare Intl to Baltimore flights
Atlanta to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Boston to Reagan-National flights
O'Hare Intl to Reagan-National flights
Boston to Baltimore flights
Boston to Dulles Intl flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
Denver to Dulles Intl flights
Seattle to Dulles Intl flights
Hobby to Baltimore flights
San Francisco to Baltimore flights
Orlando to Dulles Intl flights
Denver to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Minneapolis to Reagan-National flights
Orlando to Reagan-National flights
Minneapolis to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Tampa to Dulles Intl flights
Miami to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
Tampa to Baltimore flights
Austin to Dulles Intl flights
Detroit to Reagan-National flights
LaGuardia to Reagan-National flights
Tampa to Reagan-National flights
Midway to Baltimore flights
San Diego to Dulles Intl flights
Miami to Dulles Intl flights
Sky Harbor Intl to Dulles Intl flights
Detroit to Dulles Intl flights
Denver to Reagan-National flights
Detroit to Baltimore flights
Orlando to Baltimore flights
Seattle to Baltimore flights
Minneapolis to Baltimore flights
Miami to Baltimore 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 April 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$174Average$389FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$348Average$521FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.