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Dulles Intl

$208+ Cheap flights from Moline (MLI) 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
MLI — IAD
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Moline to Dulles Intl

Cheapest flights from Moline to Dulles Intl
Explore the most affordable flight options available from Moline to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This United Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 7/11:15 pm
MLI
-
IAD
1 stop4h 47m
United Airlines
Sat 7/43:39 pm
IAD
-
MLI
1 stop4h 17m
United Airlines
Deal found 6/7$261
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.
Fri 7/34:20 pm
MLI
-
IAD
1 stop6h 50m
American Airlines
Sat 7/115:03 am
IAD
-
MLI
2 stops6h 55m
American Airlines
Deal found 6/10$266
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/411:16 am
MLI
-
IAD
1 stop7h 42m
Delta
Fri 7/1010:21 am
IAD
-
MLI
1 stop7h 04m
Delta
Deal found 6/10$285
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:08 am
MLI
-
IAD
1 stop7h 27m
Delta
Fri 7/1010:21 am
IAD
-
MLI
1 stop7h 04m
Delta
Deal found 6/9$286
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:08 am
MLI
-
IAD
1 stop4h 42m
Delta
Sun 7/56:00 am
IAD
-
MLI
1 stop5h 16m
Delta
Deal found 6/10$300
This Delta deal was found by Cheapflights users on 6/7. 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 6/235:17 pm
MLI
-
IAD
1 stop6h 27m
Delta
Tue 7/76:00 am
IAD
-
MLI
1 stop5h 12m
Delta
Deal found 6/7$304
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.
Fri 7/310:40 am
MLI
-
IAD
1 stop4h 50m
United Airlines
Sun 7/56:10 am
IAD
-
MLI
1 stop4h 54m
United Airlines
Deal found 6/10$309
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 6/254:24 pm
MLI
-
IAD
1 stop6h 49m
American Airlines
Tue 7/75:03 am
IAD
-
MLI
2 stops7h 20m
American Airlines
Deal found 6/7$310
This Delta deal was found by Cheapflights users on 6/7. 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 7/95:05 pm
MLI
-
IAD
1 stop6h 36m
Delta
Thu 7/165:46 pm
IAD
-
MLI
1 stop5h 45m
Delta
Deal found 6/7$311
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 8/55:57 pm
MLI
-
IAD
1 stop17h 50m
Multiple Airlines
Fri 8/712:00 pm
IAD
-
MLI
2 stops20h 54m
Multiple Airlines
Deal found 6/9$312
This Delta deal was found by Cheapflights users on 6/6. 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 7/311:08 am
MLI
-
IAD
1 stop4h 42m
Delta
Sat 7/116:00 am
IAD
-
MLI
1 stop5h 12m
Delta
Deal found 6/6$315

Find flight deals from Moline to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Moline (MLI) 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 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(United Airlines)

One-way from

$208
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$320
Provider with most accurate pricing for Moline Quad-City-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Moline Quad-City-Washington, D.C. Dulles Intl flights.
Search Deals
From Moline Quad-City to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Moline Quad-City to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 37% potential increase in price ($234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($62 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 Moline 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 11, 2026.
Use the filters below to find and compare flights from Moline 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

Fri 7/3

11:43 am-12:10 am

2 stops11h 27m

Washington, D.C. Dulles Intl

Sat 7/11

5:03 am-10:58 am

2 stops6h 55m

$271
Quickest round-trip

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Wed 9/9

6:32 am-11:52 am

1 stop4h 20m

Washington, D.C. Dulles Intl

Sun 9/13

8:20 am-12:31 pm

1 stop5h 11m

$285

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 7/3

11:08 am-7:35 pm

1 stop7h 27m

Washington, D.C. Dulles Intl

Sat 7/11

6:00 am-10:12 am

1 stop5h 12m

$286

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Fri 7/3

6:30 pm-12:45 am

1 stop5h 15m

Washington, D.C. Dulles Intl

Sun 7/5

6:10 am-10:04 am

1 stop4h 54m

$309

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Sat 7/18

5:10 pm-12:41 am

1 stop6h 31m

Washington, D.C. Dulles Intl

Sun 7/26

6:00 am-10:12 am

1 stop5h 12m

$320

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 6/25

5:17 pm-12:44 am

1 stop6h 27m

Washington, D.C. Dulles Intl

Tue 7/7

6:00 am-10:12 am

1 stop5h 12m

$324

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Mon 7/27

6:30 pm-12:45 am

1 stop5h 15m

Washington, D.C. Dulles Intl

Sat 8/1

3:39 pm-6:56 pm

1 stop4h 17m

$340
Cheapest one-way

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Wed 6/24

5:45 pm-2:16 pm

2 stops43h 31m

$208
Quickest one-way

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Mon 7/27

6:30 pm-12:45 am

1 stop5h 15m

$269

MolineWashington, D.C.

MLI - IAD

MLIIAD

Moline Quad-City

Thu 7/9

4:20 pm-12:10 am

1 stop6h 50m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Moline 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 Moline to Dulles Intl in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Moline-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 Moline-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Moline-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 Moline-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 Moline-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 Moline to Dulles Intl

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

How much does it cost to fly round-trip from Moline 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 11, 2026.
Read reviews from past customers who have flown United Airlines from Moline to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,804 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,804 reviews
United Airlines
7.4
Good
9,804 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Moline 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 Moline to Washington, D.C. Dulles Intl?

    For a flight from Moline to Washington, D.C. Dulles Intl, you will be flying from Quad-City. Moline Quad-City (MLI) is just 4.0 mi from the center of the city. Quad-City is the only Moline airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 1 airline has flights to Washington, D.C. Dulles Intl from Moline Quad-City on a regular basis.

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

    Airlines like American Airlines, United Airlines, and Delta fly from Moline to Washington, D.C. Dulles Intl Airport in about 4h 20m. The time it takes to get you to your destination can typically vary by up to 7h 07m. There are 709 mi between Moline and Washington, D.C. Dulles Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Moline to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $248, was found to be the cheapest airline from Moline to Washington, D.C. Dulles Intl Airport.. You may be able to fly from Moline to Washington, D.C. Dulles Intl Airport for 35% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Moline 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
Rockville
Herndon
Fredericksburg
Laurel
Hyattsville
Manassas
Hanover
Chantilly
Lanham
Falls Church
Waldorf
Silver Spring
Largo
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Moline to Dulles Intl

Discover the top airline that operate flights from Moline 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$328FlexibilityNo cancel feeOn-time69%

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