An airport terminal with a control tower, a covered walkway, and multiple jet bridges.

$247 Cheap Flights from Moline (MLI) to Washington (DCA)

View $247 flight on Sat, Aug 22, 2026Opens in a new window

Popular airlines from Quad City Intl. Airport (MLI) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Moline to Washington (MLI-DCA)

Prices were available within the past 7 days and start at $247 for one-way flights and $261 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 29 - Sat, Sep 5
MLI
Moline
DCA
Washington
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 29 from Moline to Washington, returning Sat, Sep 5, priced at $261 found 2 days ago
Delta
Sat, Aug 29 - Sat, Sep 5
MLI
Moline
DCA
Washington
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Aug 29 from Moline to Washington, returning Sat, Sep 5, priced at $261 found 2 days ago
United
Sat, Aug 29 - Sat, Sep 5
MLI
Moline
DCA
Washington
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 29 from Moline to Washington, returning Sat, Sep 5, priced at $261 found 2 days ago
United
Tue, Aug 4 - Tue, Aug 11
MLI
Moline
DCA
Washington
$277 Roundtrip, found 5 days ago
$277
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 4 from Moline to Washington, returning Tue, Aug 11, priced at $277 found 5 days ago
United
Tue, Sep 29 - Sat, Oct 3
MLI
Moline
DCA
Washington
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 29 from Moline to Washington, returning Sat, Oct 3, priced at $280 found 2 days ago
United
Fri, Aug 14 - Sat, Aug 15
MLI
Moline
DCA
Washington
$285 Roundtrip, found 9 hours ago
$285
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Aug 14 from Moline to Washington, returning Sat, Aug 15, priced at $285 found 9 hours ago
Delta
Thu, Aug 6 - Tue, Aug 11
MLI
Moline
DCA
Washington
$286 Roundtrip, found 23 hours ago
$286
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, Aug 6 from Moline to Washington, returning Tue, Aug 11, priced at $286 found 23 hours ago
United
Thu, Jul 30 - Sat, Aug 1
MLI
Moline
DCA
Washington
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jul 30 from Moline to Washington, returning Sat, Aug 1, priced at $293 found 1 day ago
United
Fri, Aug 14 - Sat, Aug 15
MLI
Moline
DCA
Washington
$295 Roundtrip, found 9 hours ago
$295
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Aug 14 from Moline to Washington, returning Sat, Aug 15, priced at $295 found 9 hours ago
United
Sat, Aug 29 - Sat, Sep 5
MLI
Moline
DCA
Washington
$295 Roundtrip, found 2 days ago
$295
Roundtrip
found 2 days ago
Select United flight, departing Sat, Aug 29 from Moline to Washington, returning Sat, Sep 5, priced at $295 found 2 days ago

What you need to know for your flight from Quad City Intl. to Ronald Reagan Washington National

Moline (MLI) to Washington (DCA) at a glance

Travel from Moline (MLI) to Washington (DCA) with a selection of airlines catering to this domestic short-haul route. Compare flight prices and airfares to Washington DCA from Quad City International Airport, and discover options that align with your budget and schedule. As you plan your visit to explore Washington's iconic landmarks and vibrant neighborhoods, find the itinerary that suits your travel needs best.

  • Fastest flight duration: around 3h 15m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $125–$405, depending on seasonality and how far ahead you book

Flights from Quad City International Airport (MLI) to Ronald Reagan Washington National Airport (DCA)

According to recent traveler bookings, the top airlines flying from Moline to Washington are typically favored for their one-stop services. Popular layover options include O'Hare International Airport (ORD) with a layover of about 1 hour and 15 minutes, Charlotte-Douglas International Airport (CLT) also around 1 hour and 15 minutes, and Hartsfield-Jackson Atlanta International Airport (ATL) with a layover of approximately 1 hour and 45 minutes. This variety allows you to balance costs, total travel time, and cabin class to create the ideal itinerary.

  • American Airlines: This major full-service airline provides one-stop flights, holding about 53% of the departures on this route. One-way ticket prices generally range from $125 to $380. Passengers can expect an in-flight duration of 3 hours and 15 minutes, with the entire travel time, including the layover, around 4 hours and 30 minutes.
  • United: Another full-service option, United offers one-stop travel and constitutes approximately 45% of the flights on this route. One-way fares typically vary from $125 to $460. Travelers will spend about 3 hours and 15 minutes in the air, with a total journey time of approximately 4 hours and 30 minutes, including the layover.

Travelers have the option to upgrade their flight from Moline to Washington, as United provides first-class service on this route.

Best time to fly from Moline (MLI) to Washington (DCA)

The most popular months for travelers flying from Moline to Washington are January, March, and April, when peak temperatures in Washington reach up to 56.3°F in April. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 59.9°F. For better deals, November usually offers the lowest average one-way fare around $183. Flight availability peaks in September, with approximately 12 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: November usually offers good deals with average one-way fare around $183, roughly 20% cheaper than the yearly average.
  • Another budget-friendly time to fly: December typically offers an average one-way fare of around $197.
  • Most flight options: September has the highest number of flights from Moline to Washington, with approximately 12 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January35.1°F (1.7°C)High8$233
February38.3°F (3.5°C)Average7$231
March45.7°F (7.6°C)High8$254
April56.3°F (13.5°C)High9$217
May65.7°F (18.7°C)Low11$255
June74.3°F (23.5°C)Average11$222
July79.5°F (26.4°C)Average10$209
August77.4°F (25.2°C)Low8$308
September71.1°F (21.7°C)Average12$209
October59.9°F (15.5°C)Low9$228
November47.8°F (8.8°C)Average10$183
December40.6°F (4.8°C)Average10$197

*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 Moline (MLI) to Washington (DCA)

  • Moline to Washington (MLI-IAD): Washington Dulles International Airport (IAD) lies approximately 23 miles from Ronald Reagan Washington National Airport (DCA). One-way economy ticket prices for this journey generally fall between $125 and $425, varying based on the season and the timing of your booking. Travelers can expect primarily one-stop flights, with frequent layovers at O'Hare International Airport (ORD) and Charlotte-Douglas International Airport (CLT). Major airlines operating on this route include United and American Airlines.

How to find the best prices for flights from Moline (MLI) to Washington (DCA)

Getting some of the best deals on flights from Moline to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures between 5 a.m. and 12 p.m. tend to offer lower prices and are also the most popular flight times. Additionally, flying on Wednesday generally provides cheaper options, while Saturday remains the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. 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.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. 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 Ronald Reagan Washington National Airport from Quad City International Airport

Washington welcomes travelers from Moline with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 10-minute drive (covering about 5 miles) from Ronald Reagan Washington National Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Ronald Reagan Washington National Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Ronald Reagan Washington National Airport on Expedia.
  • 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 Ronald Reagan Washington National Airport, National Airport Station (a metro station) is located just 0.2 miles away on foot, while Alexandria Station (a train station) is about 3.8 miles from the airport and typically reached by car. For those needing to travel by sea, Washington Seaport is situated approximately 4.8 miles away, also accessible by car.

Frequently asked questions

How much does a flight from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $247 and cheap return flights from $261 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights usually range from $125 to $630, and return flights typically cost between $307 and $1030. 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The cheapest month to fly from MLI to DCA is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter MLI to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
United is one of the cheapest airlines offering connecting flights from Moline, IL (MLI) to Washington, DC (DCA), with round-trip tickets starting from around $248.36 with a layover in O'Hare Intl. (ORD). 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Quad City International Airport (MLI) to Ronald Reagan Washington National Airport (DCA) typically leaves at 5:00 AM, operated by American Airlines. This seasonal service is available in December, allowing you to maximize your time in Washington, DC. 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Moline, IL (MLI) to Washington, DC (DCA) are from 6am to 9am. About 34% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing works well because it lets you arrive in Washington, DC, in time for a full day of activities.
How long does it take to fly from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
A flight from MLI to DCA with a layover takes around 4 hours 30 minutes, with the route 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
First class is available on flights from MLI to DCA. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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 Washington from Quad City Intl. (MLI)?
When traveling from Quad City Intl. (MLI) to Washington, you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD). Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Dallas-Fort Worth Intl. (DFW) before reaching Washington. 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages 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 Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Moline, IL (MLI-Quad City Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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.

Travel information

Origin airport
Quad City Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Roundtrip price
$260
Distance
732 mi

Book with confidence

Moline to Washington Flights

The cheapest times to fly from Moline to Washington

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 Moline to Washington are during the month of August. You can find some of the cheapest flights from Moline to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Moline to Washington

Sunday is one of the best days to book for cheap flights from Moline to Washington: 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 Moline to Washington

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 Moline to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $247 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 Moline to Washington 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 Moline to Washington 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.

 

Moline to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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