Cheap Flights from Denver (DEN) to Duncan (DUC)

Popular airlines from Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field)

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Alternative airports near Duncan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lawton-Fort Sill Regional LAW. Cheapest option available. Average driving time to city center is 48 minutes. Flights from $556
LAW
Lawton-Fort Sill Regional
Cheapest
Average driving time to city center48 min
Flights from $556
Flights from Denver (DEN) to Duncan (DUC)
Origin airport
Denver Intl.
Destination airport
Halliburton Field
Distance
523 mi

Denver to Duncan Flights

The cheapest times to fly from Denver to Duncan

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

 

The best time to book a flight from Denver to Duncan

Sunday is one of the best days to book for cheap flights from Denver to Duncan: 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 Denver to Duncan

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 Denver to Duncan 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 Denver to Duncan 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 Denver to Duncan 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 Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field) cost?
Discover the latest flight deals from DEN to DUC by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DEN to DUC?
The cheapest flights from DEN to DUC are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DEN to DUC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DEN to DUC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field)?
You'll have to book a flight with a layover if you're traveling from Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from DEN to DUC?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary 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 Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field)?
To avoid potential delays on the Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field) last-minute?
Booking your flight from DEN to DUC just before your journey is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a DEN to DUC flight and hotel package?
Compared with arranging hotels and flights separately, booking a DEN to DUC flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place takes the hassle out of travel planning. Just secure your flights and select from our extensive range of hotels, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Duncan, OK (DUC-Halliburton Field)?
Typically, it's possible to cancel or reschedule your DEN to DUC flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.