Cheap Flights from St. Louis (STL) to Dover (DOV)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)

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Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base) cost?
Lock in a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)?
Flying in is a good way to save, as it's the cheapest month for flights between STL and DOV. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to DOV flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)?
Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to DOV?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)?
Book a flight from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**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.
What airports do you fly into for Dover from Lambert-St. Louis Intl. Airport (STL)?
Compare your flight options from Lambert-St. Louis Intl. Airport (STL) to Philadelphia Intl. Airport (PHL). This is the only airport in Dover you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base) last-minute?
Waiting until right before your break to book a ticket from STL to DOV often results in higher prices. While you may find some last-minute offers, there's no guarantee. Be flexible with your itinerary for the best chance of snagging a bargain.
Is it cheaper to book a STL to DOV flight and hotel package?
You'll generally save money by booking a STL to DOV flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, you can add extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Dover, DE (DOV-Dover Air Force Base)?
In most instances, you're able to cancel or reschedule your STL to DOV flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Dover Air Force Base
Distance
799 mi

Book with confidence

Book with confidence

St. Louis to Dover Flights

The cheapest times to fly from St. Louis to Dover

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

 

The best time to book a flight from St. Louis to Dover

Sunday is one of the best days to book for cheap flights from St. Louis to Dover: 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 St. Louis to Dover

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 St. Louis to Dover 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 St. Louis to Dover 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 St. Louis to Dover 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.

 

St. Louis to Dover Flights

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*Available to One Key members.