Prices were available within the past 7 days and start at $146 for one-way flights and $291 for roundtrip, for the period specified. Prices and availability are subject to change.
Discover a range of airlines providing flights from Washington (DCA) to Moline (MLI) on this domestic short-haul route. You can compare options from both full-service carriers and budget airlines to choose the itinerary that aligns with your budget, schedule, and travel preferences while you explore Moline's renowned attractions and neighborhoods. Get all the essential information for flights departing from Ronald Reagan Washington National Airport (DCA) to Quad City International Airport (MLI).
Fastest flight duration: around 3h 30m in-flight, plus roughly 1h 15m layover with one stop
Route distance: roughly 700 miles (1,130 km)
Flights per week: around 8 departures on average
Typical fares (one-way): economy tickets often range from $125–$470, depending on seasonality and how far ahead you book
Flights from Ronald Reagan Washington National Airport (DCA) to Quad City International Airport (MLI)
Based on the latest traveler bookings, here are the top airlines favored for flights from Washington to Moline, typically offering one-stop options with common layovers at O'Hare International Airport (ORD) for about 1 hour and 15 minutes, Charlotte-Douglas International Airport (CLT) also for around 1 hour and 15 minutes, and Hartsfield-Jackson Atlanta International Airport (ATL) with a layover of about 1 hour. These choices allow you to balance price, total travel time, and cabin class to create your ideal itinerary.
American Airlines: This full-service airline provides one-stop flights, featuring one-way prices generally between $125 and $490. It represents around 50% of all departures on this route, with a flight duration of 3 hours and 30 minutes, leading to an overall travel time of about 5 hours, including layover.
United: Another full-service option, United offers one-stop services with one-way fares typically costing between $130 and $450. It accounts for nearly 46% of departures on this route, with an in-flight time of 3 hours and 30 minutes and a total journey time of approximately 5 hours, factoring in the layover.
Delta: As a full-service carrier, Delta provides one-stop service with one-way fares usually ranging from $160 to $700. It makes up about 3% of the departures on this route, featuring a flight duration of 3 hours and 30 minutes, culminating in a total travel time of around 5 hours, including the layover.
Best time to fly from Washington (DCA) to Moline (MLI)
The most popular months for travelers flying from Washington to Moline are January, March, and August, when peak temperatures in Moline reach up to 73°F in August. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 66.6°F. For better deals, August usually offers the lowest average one-way fare around $204. Flight availability peaks in December, with approximately 12 flights per week, making it easier to find convenient departure times.
Cheapest time to fly: August usually offers good deals with average one-way fare around $204, roughly 19% cheaper than the yearly average.
Another budget-friendly time to fly: September typically offers an average one-way fare of around $220.
Most flight options: December has the highest number of flights from Washington to Moline, with approximately 12 flights per week, giving you more flexibility in scheduling your trip.
Month
Temperature
Demand
Weekly Flights
Average one-way Fare
January
22.6°F (-5.2°C)
High
8
$231
February
25.5°F (-3.6°C)
Average
8
$248
March
39.6°F (4.2°C)
High
8
$322
April
50.2°F (10.1°C)
Low
8
$266
May
61.9°F (16.6°C)
Average
8
$286
June
71.4°F (21.9°C)
Low
8
$260
July
74.3°F (23.5°C)
Average
9
$282
August
73.0°F (22.8°C)
High
8
$204
September
66.6°F (19.2°C)
Low
7
$220
October
53.6°F (12.0°C)
Average
9
$251
November
40.6°F (4.8°C)
Average
8
$237
December
30.6°F (-0.8°C)
Average
12
$236
*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.
Alternative route from Washington (DCA) to Moline (MLI)
Washington to Moline (IAD-MLI): Located roughly 23 miles from Ronald Reagan Washington National Airport (DCA), Washington Dulles International Airport (IAD) offers one-way economy fares typically ranging from $125 to $455, influenced by the season and how early you book. This route is mainly served by one-stop flights, with popular layover options including O'Hare International Airport (ORD) and Charlotte-Douglas International Airport (CLT). Major airlines operating on this route are United and American Airlines.
How to find the best prices for flights from Washington (DCA) to Moline (MLI)
Getting some of the best deals on flights from Washington to Moline is all about timing and flexibility. Here are some key tips to help you save:
Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures, from 5 am to 12 pm, tend to have lower prices and are popular flight times. Additionally, flying on Saturday often offers cheaper rates, although Wednesday is the most common travel day.
Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Moline hotel and flight deals.
Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.
*Members only. Savings vary and are not available on all bundles. Select hotels.
Arriving at Quad City International Airport from Ronald Reagan Washington National Airport
Moline welcomes travelers from Washington with a range of transport options based on price, convenience, and proximity. For departures, Ronald Reagan Washington National Airport is roughly a 10-minute drive (covering about 5 miles) from central Washington. Here's how to reach Moline efficiently:
Hotel transfer: Transfers offer a convenient way to reach your hotel in Moline, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
Public transportation: From Quad City International Airport, Centre Station, a bus station, is located about 5.6 miles away by car, while Celebration River Cruise Dock, a cruise terminal, is situated approximately 5.8 miles from the airport, also accessible by car.
Washington to Moline Flights
The cheapest times to fly from Washington to Moline
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Moline are during the month of November. You can find some of the cheapest flights from Washington to Moline with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Washington to Moline
Sunday is one of the best days to book for cheap flights from Washington to Moline: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Washington to Moline
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Moline in 2026. You can also book with separate airlines for your outbound and return journeys, from $146 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Moline flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Moline airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
How much does a flight from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) cost?
You can find cheap one-way flights from $146 and cheap return flights $291 Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) with Expedia. One-way flights typically cost between $144 and $721, and return flights often range between $323 and $1079. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
December is the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.), with average round-trip fares around $281. This is about 29% lower than the average price throughout the year, as demand typically drops after the holiday season. Other economical months to fly include February and September.
*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
Enter DCA to MLI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
United is one of the cheapest airlines offering connecting flights from Washington, DC (DCA) to Moline, IL (MLI) with a layover in Liberty Intl. (EWR), with round-trip tickets starting from around $248. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
To find a cheap flight from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
For flights from Washington, DC to Moline, December and February are the best months to consider. December has an average price of about $281 for a return flight, making it an economical choice. February is also popular, giving you plenty of options while keeping costs manageable, perfect for enjoying your trip.
*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
The earliest flight from Ronald Reagan Washington National Airport (DCA) to Quad City International Airport (MLI) usually leaves at 5:00 AM, operated by American Airlines. This early flight can help you maximize your time in Moline. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
The most popular departure times for flights from Washington, DC (DCA) to Moline (MLI) are in the early morning, from 6am to 9am. About 30% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing is favored because it lets you maximize your day in Moline after arriving.
How long does it take to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
Flights from DCA to MLI with one stop typically take around 4 hours 50 minutes, covering approximately 733 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
First class is available on flights from DCA to MLI. First class cabins are available on:
American Airlines
Delta Air Lines
United Airlines
How do I earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Moline from Ronald Reagan Washington National (DCA)?
From Ronald Reagan Washington National (DCA), you can fly into Quad City Intl. (MLI) to reach Moline. Some flights may connect through major hubs like Liberty Intl. (EWR), Logan Intl. (BOS), LaGuardia (LGA) before reaching Moline. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) flight and hotel package?
Securing a Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.)?
If you booked your Washington, DC (DCA-Ronald Reagan Washington National) to Moline, IL (MLI-Quad City Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.