Title: Cheap flights from Pittsburgh to Duncan (PIT to DUC) - Expedia.com ![Cloudy Edge to the Day](https://images.trvl-media.com/place/6923/4c8e9333-e7dd-4418-a2b7-740b955c7d58.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6923/4c8e9333-e7dd-4418-a2b7-740b955c7d58.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Pittsburgh (PIT) to Duncan (DUC) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:DUC,departure:2/19/2026TANYT&leg2=from:DUC,to:PIT,departure:2/26/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Alternative airports near Duncan Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:LAW,departure:2/19/2026TANYT&leg2=from:LAW,to:PIT,departure:2/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LAW Lawton-Fort Sill Regional Cheapest 48 min [Flights from $433 ](https://www.expedia.com/Flights-Search?leg1=from:PIT,to:LAW,departure:2/19/2026TANYT&leg2=from:LAW,to:PIT,departure:2/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) __Flights from Pittsburgh (PIT) to Duncan (DUC)__ | Origin airport | Pittsburgh Intl. | | ------------------- | ----------------- | | Destination airport | Halliburton Field | | Distance | 1053 mi | ## Pittsburgh to Duncan Flights The cheapest times to fly from Pittsburgh 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 Pittsburgh to Duncan are during the month of . You can find some of the cheapest flights from Pittsburgh to Duncan with Expedia's search tool and vast selection of airlines. The best time to book a flight from Pittsburgh to Duncan Sunday is one of the best days to book for cheap flights from Pittsburgh 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 Pittsburgh 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 Pittsburgh to Duncan in 2026\. 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 Pittsburgh 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](https://www.expedia.com/package-deals). Bundling together your Pittsburgh 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 Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field) cost? ### What is the cheapest month to fly from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field)? ### What is the cheapest airline that flies from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field)? ### How many flights per day from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field)? ### What day of the week has the most flights from PIT to DUC? ### What is the best time to fly from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field)? ### Is it cheaper to buy a plane ticket from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field) last-minute? ### Is it cheaper to book a PIT to DUC flight and hotel package? ### Can I cancel or change the date of my flight from Pittsburgh Intl. Airport (PIT) to Duncan, OK (DUC-Halliburton Field)? \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rentals - [Duncan Hotels ](https://www.expedia.com/Duncan-Hotels.d6923.Travel-Guide-Hotels) - [Motels in Duncan ](https://www.expedia.com/Duncan-Motels.d6923-aaMotels.Travel-Guide-Accommodation) - [Casino Hotels in Duncan ](https://www.expedia.com/Duncan-Hotels-Casino-Hotel.0-0-d6923-tCasinoHotel.Travel-Guide-Filter-Hotels) - [Hotels with Restaurants in Duncan ](https://www.expedia.com/Duncan-Hotels-Hotels-With-Restaurants.0-0-d6923-tHotelswithRestaurants.Travel-Guide-Filter-Hotels) - [Hotels with Bars in Duncan ](https://www.expedia.com/Duncan-Hotels-Bar-Hotel.0-0-d6923-tBarHotel.Travel-Guide-Filter-Hotels) - [Hotels with an Indoor Pool in Duncan ](https://www.expedia.com/Duncan-Hotels-Hotels-With-Indoor-Pool.0-0-d6923-tHotelswithIndoorPool.Travel-Guide-Filter-Hotels) - [Cabin Rentals in Duncan ](https://www.expedia.com/Duncan-Cabins.d6923-aaCabins.Travel-Guide-Accommodation) - 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