Cheap Flights from Washington (DCA) to Belleville (BLV)

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Belleville, IL (BLV-MidAmerica-St. Louis)

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV) cost?
Snag a cheap one-way flight or cheap return flight from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV)?
The cheapest month to fly from DCA to BLV is , when demand is low. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DCA to BLV flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV)?
There aren't any daily direct flights from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from DCA to BLV?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV)?
To land at MidAmerica-St. Louis Airport (BLV) on time, opt for a flight that leaves Ronald Reagan Washington National Airport (DCA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV) last-minute?
Last-minute bookings from DCA to BLV are typically more expensive. For the cheapest rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to MidAmerica-St. Louis Airport (BLV)?
In most instances, you can cancel or modify your DCA to BLV flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more details, go to our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
MidAmerica-St. Louis
Distance
688 mi

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Washington to Belleville Flights

The cheapest times to fly from Washington to Belleville

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

 

The best time to book a flight from Washington to Belleville

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

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 Belleville in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Belleville 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 Belleville 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.

 

Washington to Belleville Flights

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*Available to One Key members.