Title: Cheap Flights to Jefferson County - Expedia.co.uk ![Tiger lilies](https://images.trvl-media.com/place/3000346134/18ec9c6d-b935-4229-aaf0-30492d69ae1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Theresa Greene ![](https://images.trvl-media.com/place/3000346134/18ec9c6d-b935-4229-aaf0-30492d69ae1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Jefferson County - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers 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 [Jefferson County Hotels](https://expedia.co.uk/Destinations-In-Jefferson-County.d553248635976430318.Hotel-Destinations)[Holiday Rentals in Jefferson County](https://expedia.co.uk/Destinations-In-Jefferson-County.d553248635976430318.Holiday-Rental-Destinations)[Jefferson County Car Hire](https://expedia.co.uk/Destinations-In-Jefferson-County.d553248635976430318.Car-Hire-Destinations)[Jefferson County Holidays](https://expedia.co.uk/Jefferson-County.d553248635976430318.Holidays-City-Breaks) ## Popular airlines to Jefferson County - ![](https://a.travel-assets.com/air/airlines/lf_sq.svg) Contour Airlines - ![](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 25% 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 rewards [Sign in](https://www.expedia.co.uk/login) ## Top tips for booking flights to Jefferson County from UK ### Get ready to fly to Jefferson County Prepare your luggage and book your flights to Jefferson County with Expedia. We offer a seamless flight booking experience, with a wide range of Jefferson County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Jefferson County in 2026, we are always available to assist you. Book your flights to Jefferson County today and let the adventure begin! ### Find the best tickets to Jefferson County To find some of the best tickets to Jefferson County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Jefferson County or last-minute flights to Jefferson County, you can filter and sort your search results, making it easy to find the ideal flight to Jefferson County. ### Airlines fly to Jefferson County There are different airlines that fly to Jefferson County including some of the most trusted names in the business. To book flights to Jefferson County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Jefferson County plane tickets. ### Find the cheapest flights to Jefferson County By booking early you may find some of the best deals for Jefferson County flights from the UK, including Jefferson County direct flights. You can usually find affordable and cheap flights to Jefferson County, whether one-way or round-trip , with Expedia if you book your trip far enough in advance. ### Find the best airports for cheap flights to Jefferson County Try searching for different Jefferson County airports with Expedia to find some of the cheapest flights to Jefferson County. Flights from () to () usually have the lowest price . ### Why book your flights to Jefferson County with Expedia Expedia offers great deals on Jefferson County air fares to cater to every budget. Not only is Expedia one of the top platforms to book flights to Jefferson County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more. \*Prices and availability are subject to change. Additional terms apply. ## Jefferson County Flights Information | Airlines serving | | | ---------------- | | | Roundtrip price | | ## Frequently asked questions ### How do I find cheap flights to Jefferson County that have flexible change policies? ### Which airlines fly to Jefferson County? ### How can I find cheap tickets to Jefferson County? ### How much is a flight to Jefferson County? ### What are the most popular airports to fly into in Jefferson County? ### When is the cheapest time to fly to Jefferson County? ### How much is a plane ticket to Jefferson County? ### What is the best time to go to Jefferson County? ### What months are the cheapest to book a flight to Jefferson County? - Top Flights Destinations - Top Jefferson County Hotels - Related Airlines ### Top Flight Destinations In Jefferson County - [Flights to Mount Vernon ](https://expedia.co.uk/Cheap-Flights-To-Mount-Vernon.d2463.Travel-Guide-Flights) - [Flights to Southern Illinois ](https://expedia.co.uk/Cheap-Flights-To-Southern-Illinois.d6233859.Travel-Guide-Flights) - [Flights to Central United States ](https://expedia.co.uk/Cheap-Flights-To-Central-United-States.d6209877.Travel-Guide-Flights) - [Flights to Southwest Illinois ](https://expedia.co.uk/Cheap-Flights-To-Southwest-Illinois.d6058943.Travel-Guide-Flights) - [Flights to Southeast Illinois ](https://expedia.co.uk/Cheap-Flights-To-Southeast-Illinois.d6058934.Travel-Guide-Flights) ### Top Flight Destinations In World - [Flights to Philippines ](https://expedia.co.uk/Destinations-In-Philippines.d145.Flight-Destinations) - [Flights to Spain ](https://expedia.co.uk/Destinations-In-Spain.d166.Flight-Destinations) - [Flights to Italy ](https://expedia.co.uk/Destinations-In-Italy.d86.Flight-Destinations) - [Flights to Colombia ](https://expedia.co.uk/Destinations-In-Colombia.d38.Flight-Destinations) - [Flights to South Korea ](https://expedia.co.uk/Destinations-In-South-Korea.d94.Flight-Destinations) - [Flights to Türkiye ](https://expedia.co.uk/Destinations-In-Turkiye.d183.Flight-Destinations) - [Flights to Switzerland ](https://expedia.co.uk/Destinations-In-Switzerland.d174.Flight-Destinations) - [Flights to China ](https://expedia.co.uk/Destinations-In-China.d37.Flight-Destinations) - [Flights to Thailand ](https://expedia.co.uk/Destinations-In-Thailand.d178.Flight-Destinations) - [Flights to Australia ](https://expedia.co.uk/Destinations-In-Australia.d10.Flight-Destinations) - [Flights to Greece ](https://expedia.co.uk/Destinations-In-Greece.d67.Flight-Destinations) - [Flights to India ](https://expedia.co.uk/Destinations-In-India.d80.Flight-Destinations) - [Flights to France ](https://expedia.co.uk/Destinations-In-France.d59.Flight-Destinations) - [Flights to United Kingdom ](https://expedia.co.uk/Destinations-In-United-Kingdom.d190.Flight-Destinations) - [Flights to Argentina ](https://expedia.co.uk/Destinations-In-Argentina.d8.Flight-Destinations) - [Flights to Brazil ](https://expedia.co.uk/Destinations-In-Brazil.d23.Flight-Destinations) - [Flights to Germany ](https://expedia.co.uk/Destinations-In-Germany.d64.Flight-Destinations) - [Flights to Norway ](https://expedia.co.uk/Destinations-In-Norway.d138.Flight-Destinations) - [Flights to Sweden ](https://expedia.co.uk/Destinations-In-Sweden.d173.Flight-Destinations) - [Flights to Indonesia ](https://expedia.co.uk/Destinations-In-Indonesia.d81.Flight-Destinations) ### Top Jefferson County Hotels - [Drury Plaza Hotel Mt. Vernon ](https://expedia.co.uk/Mount-Vernon-Hotels-Drury-Inn-Suites-Mt-Vernon.h42021.Hotel-Information) - [Comfort Suites Mount Vernon ](https://expedia.co.uk/Mount-Vernon-Hotels-Comfort-Suites-Mount-Vernon.h1387309.Hotel-Information) - [Motel 6 Mount Vernon, IL ](https://expedia.co.uk/Mount-Vernon-Hotels-Motel-6-Mount-Vernon.h1797820.Hotel-Information) - [Quality Inn Mount Vernon, IL ](https://expedia.co.uk/Mount-Vernon-Hotels-Quality-Inn-Mount-Vernon.h22755.Hotel-Information) - [Lake & Oaks Hideaway- Hidden Cabin on Private Lake ](https://expedia.co.uk/Lake-Oaks-Hideaway-Hidden-Cabin-On-Private-Lake.h92403330.Hotel-Information) - [3 Miles to Rend Lake. 2 bedroom mobile home - unique cabin like feel. Sleeps 5\. ](https://expedia.co.uk/Bonnie-Hotels-3-Miles-To-Rend-Lake-2-Bedroom-Mobile-Home-Christmas-Week-Discount.h110844932.Hotel-Information) - [Royal Inn ](https://expedia.co.uk/Mount-Vernon-Hotels-Royal-Inn.h9759425.Hotel-Information) - [SunnyHill Cottage ](https://expedia.co.uk/SunnyHill-Cottage.h95122537.Hotel-Information) - [Cedar Hills Retreat: Peaceful Southern IL Escape ](https://expedia.co.uk/Cedar-Hills-Retreat-Peaceful-Southern-IL-Escape.h120747577.Hotel-Information) - [SureStay Hotel by Best Western Whittington Rend Lake ](https://expedia.co.uk/Whittington-Hotels-SureStay-Hotel-By-Best-Western-Whittington-Rend-Lake.h7214281.Hotel-Information) - [Days Inn by Wyndham Salem, Illinois ](https://expedia.co.uk/Salem-Hotels-Days-Inn-By-Wyndham-Salem.h3457.Hotel-Information) ### Related Airlines - [Amber Air ](https://expedia.co.uk/Amber-Air-Flights.c0A.Travel-Guide-Airlines) - [BlueAir ](https://expedia.co.uk/BlueAir-Flights.c0B.Travel-Guide-Airlines) - [Catovair ](https://expedia.co.uk/Cobra-Aviation-Flights.c0C.Travel-Guide-Airlines) - [Darwin Airline SA Lugano ](https://expedia.co.uk/Darwin-Airline-SA-Lugano-Flights.c0D.Travel-Guide-Airlines) - [Evergreen International ](https://expedia.co.uk/Evergreen-International-Flights.c0E.Travel-Guide-Airlines) - [Ghadames Air Transport ](https://expedia.co.uk/Ghadames-Air-Transport-Flights.c0G.Travel-Guide-Airlines) - [Aircompany Kokshetau ](https://expedia.co.uk/AirCompany-Kokshetau-Flights.c0K.Travel-Guide-Airlines) - [Vietnam Air Service Co. ](https://expedia.co.uk/Vietnam-Air-Service-Co-Flights.c0V.Travel-Guide-Airlines) - [West Caribbean Costa Rica ](https://expedia.co.uk/West-Caribbean-Costa-Rica-Flights.c0W.Travel-Guide-Airlines) - [Olympus Airways ](https://expedia.co.uk/Olympus-Airways-Flights.c11.Travel-Guide-Airlines) \*Available to Expedia members.