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Find cheap flights from Iowa to Washington Dulles Airport from $148

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 6/3
Mon 6/10

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In the last 7 days travelers have searched 43,693,958 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

December

Cheapest flight

$148
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Des Moines to Washington Dulles Airport

FAQs for booking Iowa to Washington Dulles Airport flights

  • How does KAYAK find such low prices on flights from Iowa to Washington Dulles Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Iowa to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Iowa to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Iowa is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Iowa to Washington Dulles Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Iowa with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Iowa to Washington Dulles Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Iowa up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Iowa to Washington Dulles Airport?

Find which airlines fly direct from Iowa to Dulles Intl, which days they fly and book direct flights.

Nonstop departures

Iowa to Washington, D.C. Dulles Intl

Monday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Saturday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more direct flights

Nonstop returns

Washington, D.C. Dulles Intl to Iowa

Monday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Thursday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Friday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

Saturday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more direct flights
See more direct flights

Book cheap flights from Iowa to Washington, D.C.

Recent round-trip flight deals

5/30Thu
1 stopAmerican Airlines
6h 04mDSM-IAD
6/5Wed
1 stopAmerican Airlines
7h 22mIAD-DSM
$262
5/30Thu
1 stopAmerican Airlines
7h 17mDSM-IAD
6/4Tue
1 stopAmerican Airlines
7h 36mIAD-DSM
$263
5/29Wed
1 stopDelta
4h 41mDSM-IAD
6/4Tue
1 stopDelta
6h 20mIAD-DSM
$266
9/7Sat
1 stopAmerican Airlines
4h 29mDSM-IAD
9/14Sat
1 stopAmerican Airlines
5h 07mIAD-DSM
$278
6/1Sat
1 stopDelta
5h 47mDSM-IAD
6/4Tue
1 stopDelta
6h 20mIAD-DSM
$281
9/30Mon
1 stopDelta
6h 30mDSM-IAD
10/7Mon
1 stopDelta
7h 16mIAD-DSM
$296
7/10Wed
1 stopUnited Airlines
4h 40mDSM-IAD
7/14Sun
1 stopUnited Airlines
7h 04mIAD-DSM
$332
8/31Sat
1 stopUnited Airlines
5h 18mDSM-IAD
9/2Mon
1 stopUnited Airlines
6h 52mIAD-DSM
$347
5/16Thu
1 stop
5h 24mDSM-IAD
5/19Sun
2 stops
22h 06mIAD-DSM
$404
5/16Thu
1 stop
5h 24mDSM-IAD
5/19Sun
2 stops
22h 06mIAD-DSM
$414

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/20Fri
1 stopDelta
4h 30mDSM-IAD
$148
6/12Wed
1 stopAmerican Airlines
4h 08mCID-IAD
$189
6/12Wed
2 stopsDelta
9h 27mCID-IAD
$195
5/22Wed
1 stopAmerican Airlines
6h 38mCID-IAD
$209
6/12Wed
3 stops
21h 48mCID-IAD
$217
6/8Sat
1 stopUnited Airlines
6h 57mCID-IAD
$225
5/16Thu
1 stopUnited Airlines
4h 25mDSM-IAD
$231
6/8Sat
2 stopsAmerican Airlines
10h 13mCID-IAD
$235
6/13Thu
1 stopUnited Airlines
7h 12mDSM-IAD
$245
5/22Wed
2 stopsUnited Airlines
11h 37mCID-IAD
$259

Search by stops

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Last minute flights from Iowa to Dulles Intl

Last minute flight, train and bus deals

5/6Mon
multi-stopUnited Airlines
23h 05mDSM-IAD
5/7Tue
multi-stopUnited Airlines
7h 13mIAD-DSM
$508
5/6Mon
multi-stopUnited Airlines
4h 25mDSM-IAD
5/8Wed
multi-stopUnited Airlines
5h 14mIAD-DSM
$580
5/6Mon
multi-stop
26h 25mDSM-IAD
5/8Wed
multi-stop
39h 40mIAD-DSM
$582
5/4Sat
multi-stopUnited Airlines
4h 41mCID-IAD
5/11Sat
multi-stopUnited Airlines
5h 04mIAD-CID
$584
5/4Sat
multi-stopUnited Airlines
6h 53mCID-IAD
5/8Wed
multi-stopUnited Airlines
4h 56mIAD-CID
$593
5/4Sat
multi-stopUnited Airlines
4h 41mCID-IAD
5/11Sat
multi-stopUnited Airlines
14h 06mIAD-CID
$594
5/4Sat
multi-stopDelta
3h 54mDSM-IAD
5/9Thu
multi-stopDelta
6h 00mIAD-DSM
$622
5/4Sat
multi-stopDelta
10h 25mCID-IAD
5/8Wed
multi-stopDelta
7h 02mIAD-CID
$627
5/6Mon
multi-stop
24h 40mCID-IAD
5/10Fri
multi-stop
34h 36mIAD-CID
$692
5/7Tue
multi-stopAmerican Airlines
12h 38mDSM-IAD
5/10Fri
multi-stopAmerican Airlines
16h 24mIAD-DSM
$1,009

Search by stops

Search by airline

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Flights to Washington Dulles Airport