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

Airlines like Delta, United Airlines, and American Airlines fly from Moline to Washington, D.C. Dulles Intl Airport in about 4h 22m. The time it takes to get you to your destination can typically vary by up to 1h 56m. 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 $270, 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 37% less than the average price by searching for this airline.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from MLI to IAD?

When flying from Moline to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

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.

$259+ Cheap Flights from Moline to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Moline to Dulles Intl

Cheapest

Best

Last-minute

One-way

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 October 20, 2026.

Tue 11/248:56 pm -

1 stop31h 14m

Tue 12/110:33 pm -

2 stops34h 48m

Deal found 10/20

$259

Tue 11/246:00 am -

1 stop4h 37m

Tue 12/16:00 am -

1 stop5h 26m

Deal found 10/20

$291

Tue 12/224:28 pm -

1 stop4h 45m

Tue 1/59:11 am -

1 stop7h 12m

Deal found 10/17

$301

Sat 11/148:13 am -

1 stop4h 22m

Sat 11/215:29 pm -

1 stop4h 53m

Deal found 10/16

$315

Sat 12/511:26 am -

2 stops6h 18m

Fri 12/116:04 pm -

1 stop5h 09m

Deal found 10/15

$320

Sat 11/78:13 am -

1 stop4h 22m

Sun 11/86:10 am -

1 stop4h 55m

Deal found 10/17

$339

Tue 12/224:28 pm -

1 stop4h 45m

Wed 1/67:05 am -

2 stops11h 09m

Deal found 10/18

$349

Fri 11/66:30 am -

1 stop4h 22m

Sat 11/75:29 pm -

1 stop4h 53m

Deal found 10/17

$354

Sat 10/245:09 pm -

1 stop6h 33m

Tue 11/1010:11 am -

1 stop7h 22m

Deal found 10/16

$358

Sat 10/244:19 pm -

1 stop6h 39m

Tue 11/107:00 am -

2 stops10h 28m

Deal found 10/16

$363

Best flights from Moline to Dulles Intl
Discover carefully curated flight deals from Moline to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Tue 11/246:00 am -

1 stop4h 37m

Tue 12/16:00 am -

1 stop5h 26m

Deal found 10/20

$291

Sat 11/148:13 am -

1 stop4h 22m

Sat 11/215:29 pm -

1 stop4h 53m

Deal found 10/16

$315

Sat 12/511:26 am -

2 stops6h 18m

Fri 12/116:04 pm -

1 stop5h 09m

Deal found 10/15

$320

Thu 12/36:42 am -

1 stop5h 56m

Sun 12/65:39 pm -

1 stop6h 20m

Deal found 10/18

$339

Fri 11/66:30 am -

1 stop4h 22m

Sat 11/75:29 pm -

1 stop4h 53m

Deal found 10/17

$354

Tue 12/225:08 pm -

1 stop6h 29m

Wed 1/66:40 am -

1 stop4h 46m

Deal found 10/18

$416

Wed 1/62:26 pm -

1 stop5h 52m

Sat 1/91:00 pm -

1 stop6h 06m

Deal found 10/18

$391

Thu 3/188:20 am -

1 stop7h 10m

Sun 3/216:15 am -

1 stop6h 29m

Deal found 10/18

$439

Fri 10/302:30 pm -

1 stop5h 40m

Tue 11/31:15 pm -

1 stop5h 37m

Deal found 10/15

$469

Fri 11/136:30 am -

1 stop6h 05m

Fri 11/206:11 am -

1 stop4h 54m

Deal found 10/16

$489

Last-minute flights from Moline to Dulles Intl
Discover last-minute flight deals from Moline to Dulles Intl. Data last updated October 20, 2026 and is based on user searches.

Tue 10/208:25 am -

1 stop4h 34m

Sat 10/248:20 am -

1 stop5h 17m

Deal found 10/16

$377

Tue 10/2011:21 am -

2 stops8h 25m

Sat 10/246:15 am -

2 stops11h 18m

Deal found 10/16

$387

Sat 10/245:09 pm -

1 stop6h 33m

Tue 11/1010:11 am -

1 stop7h 22m

Deal found 10/16

$358

Sat 10/244:19 pm -

1 stop6h 39m

Tue 11/107:00 am -

2 stops10h 28m

Deal found 10/16

$363

Tue 10/2711:08 am -

1 stop5h 02m

Wed 11/46:12 pm -

1 stop5h 18m

Deal found 10/20

$373

Wed 11/48:13 am -

1 stop4h 22m

Sun 11/86:10 am -

1 stop4h 55m

Deal found 10/20

$369

Fri 11/66:30 am -

1 stop4h 22m

Sat 11/75:29 pm -

1 stop4h 53m

Deal found 10/17

$354

Sat 11/78:13 am -

1 stop4h 22m

Sun 11/86:10 am -

1 stop4h 55m

Deal found 10/17

$339

Sat 11/148:13 am -

1 stop4h 22m

Sat 11/215:29 pm -

1 stop4h 53m

Deal found 10/16

$315

Sat 11/215:13 pm -

1 stop6h 28m

Sat 11/2810:11 am -

1 stop7h 22m

Deal found 10/16

$374

Tue 11/248:56 pm -

1 stop31h 14m

Tue 12/110:33 pm -

2 stops34h 48m

Deal found 10/20

$259

Tue 11/246:00 am -

1 stop4h 37m

Tue 12/16:00 am -

1 stop5h 26m

Deal found 10/20

$291

Find flight deals from Moline to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$259 (Kiwi.com)
Popular in	November
Cheapest in	January
Average price	$481

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

Highest demand for flights based on searches. 36% potential increase in price ($254 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 19% potential price decrease ($72 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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 Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Tue 11/24

6:00 am-11:37 am

1 stop4h 37m

Washington, D.C. Dulles Intl

Tue 12/1

6:00 am-10:26 am

1 stop5h 26m

$291

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Sat 11/14

8:13 am-1:35 pm

1 stop4h 22m

Washington, D.C. Dulles Intl

Sat 11/21

5:29 pm-9:22 pm

1 stop4h 53m

$315

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Sat 12/5

11:26 am-6:44 pm

2 stops6h 18m

Washington, D.C. Dulles Intl

Fri 12/11

6:04 pm-10:13 pm

1 stop5h 09m

$320

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Thu 12/3

6:42 am-1:38 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Sun 12/6

5:39 pm-10:59 pm

1 stop6h 20m

$339

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Fri 11/6

6:30 am-11:52 am

1 stop4h 22m

Washington, D.C. Dulles Intl

Sat 11/7

5:29 pm-9:22 pm

1 stop4h 53m

$354

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Wed 1/6

2:26 pm-9:18 pm

1 stop5h 52m

Washington, D.C. Dulles Intl

Sat 1/9

1:00 pm-6:06 pm

1 stop6h 06m

$391

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Tue 12/22

5:08 pm-12:37 am

1 stop6h 29m

Washington, D.C. Dulles Intl

Wed 1/6

6:40 am-10:26 am

1 stop4h 46m

$416

Quickest round-trip

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Tue 10/27

10:40 am-4:33 pm

1 stop4h 53m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$429

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Thu 3/18

8:20 am-4:30 pm

1 stop7h 10m

Washington, D.C. Dulles Intl

Sun 3/21

6:15 am-11:44 am

1 stop6h 29m

$439

MolineWashington, D.C.

MLI Moline Quad-City - IAD Washington, D.C. Dulles Intl

MLIIAD

Moline Quad-City

Fri 10/30

2:30 pm-9:10 pm

1 stop5h 40m

Washington, D.C. Dulles Intl

Tue 11/3

1:15 pm-5:52 pm

1 stop5h 37m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 11 resultsSorted by cheapest first

Compare providers for flights from Moline to Dulles Intl

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 October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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.

MLI-IAD

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?

Airfare is below average for this route at the moment.

Moline to Washington, D.C. Dulles Intl Airport flights typically cost between $524 and $1,128 in November.
The cheapest round-trip price found within the last 5 days was $259 on Multiple Airlines (Nov 24-Dec 1).

Reviews of airlines servicing Dulles Intl

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

7.3

Good

10,388 reviews

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

7.3

Good

10,388 reviews

United Airlines

7.3

Good

10,388 reviews

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

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 Delta, United Airlines, and American Airlines fly from Moline to Washington, D.C. Dulles Intl Airport in about 4h 22m. The time it takes to get you to your destination can typically vary by up to 1h 56m. 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 $270, 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 37% 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.

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Top airline flying from Moline to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$270	Average$392	FlexibilityNo cancel fee	On-time69%

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$259+ Cheap flights from Moline (MLI) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Moline to Dulles Intl with Cheapflights

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Cheap flight deals from Moline to Dulles Intl

Cheapest flights from Moline to Dulles IntlExplore 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 October 20, 2026.

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 October 20, 2026.

Best flights from Moline to Dulles IntlDiscover carefully curated flight deals from Moline to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Discover carefully curated flight deals from Moline to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Moline to Dulles IntlDiscover last-minute flight deals from Moline to Dulles Intl. Data last updated October 20, 2026 and is based on user searches.

Discover last-minute flight deals from Moline to Dulles Intl. Data last updated October 20, 2026 and is based on user searches.

One-way flights from Moline to Dulles IntlSearch for one-way flight options from Moline to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Search for one-way flight options from Moline to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Find flight deals from Moline to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Moline to Washington, D.C. Dulles Intl Airport that are best for you.

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 October.

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.

Cheapflights Insights

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

Airfare is below average for this route at the moment.

Moline to Washington, D.C. Dulles Intl Airport flights typically cost between $524 and $1,128 in November.The cheapest round-trip price found within the last 5 days was $259 on Multiple Airlines (Nov 24-Dec 1).

Reviews of airlines servicing Dulles Intl

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.

Related info for your journey

What airport do you fly from for flights from Moline to Washington, D.C. Dulles Intl?

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

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

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Moline to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.

Search flights from Moline to Dulles Intl by cabin class

Find flights from Moline to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Moline and Dulles Intl flights

Browse other Moline and Dulles Intl flight options. Last updated on October 20, 2026.

Other flights from Moline

Browse through other flights departing from Moline. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top airline flying from Moline to Dulles Intl

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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 October 20, 2026.

Best flights from Moline to Dulles Intl
Discover carefully curated flight deals from Moline to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Moline to Dulles Intl
Discover last-minute flight deals from Moline to Dulles Intl. Data last updated October 20, 2026 and is based on user searches.

One-way flights from Moline to Dulles Intl
Search for one-way flight options from Moline to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Moline to Washington, D.C. Dulles Intl Airport flights typically cost between $524 and $1,128 in November.
The cheapest round-trip price found within the last 5 days was $259 on Multiple Airlines (Nov 24-Dec 1).