Title: Cheap Flights & Airfare to Mercer County - Expedia.ca ![Aerial panorama of Trenton New Jersey skyline and state capitol. Trenton is the capital city of the U.S. state of New Jersey and the county seat of Mercer County.](https://images.trvl-media.com/place/553248635083909418/fafe51be-3ffb-414c-a268-c9cb19dcbd1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/553248635083909418/fafe51be-3ffb-414c-a268-c9cb19dcbd1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flight to Mercer County - [Roundtrip](?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 [Mercer County Hotels](https://expedia.ca/Destinations-In-Mercer-County.d553248635083909418.Hotel-Destinations)[Vacation Rentals in Mercer County](https://expedia.ca/Destinations-In-Mercer-County.d553248635083909418.Vacation-Rental-Destinations)[Mercer County Car Rentals](https://expedia.ca/Destinations-In-Mercer-County.d553248635083909418.Car-Rental-Destinations)[Mercer County Vacations](https://expedia.ca/Mercer-County.d553248635083909418.Destination-Travel-Guides) ## Popular airlines to Mercer County - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM - ![](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 rewards [Sign in](https://www.expedia.ca/login) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.ca/deals?rfrr=FTG_SPRING_PROMO_) ## Top Travel Tips for Flying to Mercer County Get ready for an incredible adventure as you embark on your journey to Mercer County. With Expedia, finding the perfect flights is a breeze. Discover valuable travel insights and expert tips to ensure a seamless and enjoyable trip to this captivating destination. **Unleash Your Wanderlust** Pack your bags, secure your flights to Mercer County, and let Expedia be your trusted companion in fulfilling your travel dreams. Our wide selection of flights offers you the flexibility to explore Mercer County in your own unique style. Experience the trip of a lifetime with just a click, courtesy of Expedia. **Unbeatable Value with Expedia** At Expedia, we understand the importance of budget-friendly travel. That's why we are dedicated to bringing you the best deals on affordable and cheap flights from the UK to Mercer County. Experience the perfect balance between adventure and savings with our competitively-priced roundtrip and one-way flight options. **Endless Flight Choices** With different airlines flying to Mercer County, you have a world of options at your fingertips. Whether you're a spontaneous traveler or a meticulous planner, find the flights that suit your schedule and preferences seamlessly. Explore last-minute deals or plan ahead with ease. **Empowering Your Decision** We believe in putting you in control of your travel choices. Our extensive range of airline tickets to Mercer County caters to every budget, starting from the lowest price . Enjoy the freedom to choose the perfect flights that align with your needs and desires. **Effortless Booking Process** Experience a hassle-free booking journey with Expedia. Whether you're seeking a red-eye flight, a direct route to a specific airport, or one-way flights to Mercer County, our streamlined booking process ensures convenience and efficiency. Download our mobile booking app to reserve your flights anytime, anywhere. **Your Adventure Awaits** It's time to make your dreams a reality. Book your airfare to Mercer County today with Expedia. Begin crafting your unique travel story and get ready for an unforgettable experience that caters to your tastes and budget. Start your journey now and let the adventure unfold. ## Mercer County Flights Information | Airlines serving | | | ---------------- | | | Roundtrip price | | ## Frequently asked questions ### How do I find cheap flights to Mercer County that have flexible change policies? ### Which airlines fly to Mercer County? ### How can I find cheap tickets to Mercer County? ### How much is a flight to Mercer County? ### What are the most popular airports to fly into in Mercer County? ### When is the cheapest time to fly to Mercer County? ### How much is a plane ticket to Mercer County? ### What months are the cheapest to book a flight to Mercer County? - Top Flights Destinations - Top Mercer County Hotels - Other Airlines ### Top Flight Destinations In Mercer County - [Flights to Princeton ](https://expedia.ca/Cheap-Flights-To-Princeton.d603263.Travel-Guide-Flights) - [Flights to Jersey Shore ](https://expedia.ca/Cheap-Flights-To-Jersey-Shore.d6056759.Travel-Guide-Flights) - [Flights to Trenton ](https://expedia.ca/Cheap-Flights-To-Trenton.d6056692.Travel-Guide-Flights) - [Flights to Lambertville ](https://expedia.ca/Cheap-Flights-To-Lambertville.d55788.Travel-Guide-Flights) - [Flights to Bordentown ](https://expedia.ca/Cheap-Flights-To-Bordentown.d6792.Travel-Guide-Flights) - [Flights to Lawrenceville ](https://expedia.ca/Cheap-Flights-To-Lawrenceville.d5949.Travel-Guide-Flights) - [Flights to Robbinsville ](https://expedia.ca/Cheap-Flights-To-Robbinsville.d6315864.Travel-Guide-Flights) - [Flights to Hightstown ](https://expedia.ca/Cheap-Flights-To-Hightstown.d115175.Travel-Guide-Flights) - [Flights to Ewing ](https://expedia.ca/Cheap-Flights-To-Ewing.d6034173.Travel-Guide-Flights) - [Flights to Pennington ](https://expedia.ca/Cheap-Flights-To-Pennington.d183612.Travel-Guide-Flights) - [Flights to Mid-Atlantic ](https://expedia.ca/Cheap-Flights-To-Mid-Atlantic.d6209850.Travel-Guide-Flights) ### Top Flight Destinations In the World - [Flights to United Kingdom ](https://expedia.ca/Destinations-In-United-Kingdom.d190.Flight-Destinations) - [Flights to Spain ](https://expedia.ca/Destinations-In-Spain.d166.Flight-Destinations) - [Flights to Colombia ](https://expedia.ca/Destinations-In-Colombia.d38.Flight-Destinations) - [Flights to Greece ](https://expedia.ca/Destinations-In-Greece.d67.Flight-Destinations) - [Flights to Türkiye ](https://expedia.ca/Destinations-In-Turkiye.d183.Flight-Destinations) - [Flights to India ](https://expedia.ca/Destinations-In-India.d80.Flight-Destinations) - [Flights to Japan ](https://expedia.ca/Destinations-In-Japan.d89.Flight-Destinations) - [Flights to Argentina ](https://expedia.ca/Destinations-In-Argentina.d8.Flight-Destinations) - [Flights to Switzerland ](https://expedia.ca/Destinations-In-Switzerland.d174.Flight-Destinations) - [Flights to Sweden ](https://expedia.ca/Destinations-In-Sweden.d173.Flight-Destinations) - [Flights to South Korea ](https://expedia.ca/Destinations-In-South-Korea.d94.Flight-Destinations) - [Flights to Canada ](https://expedia.ca/Destinations-In-Canada.d31.Flight-Destinations) - [Flights to Russia ](https://expedia.ca/Destinations-In-Russia.d153.Flight-Destinations) - [Flights to Brazil ](https://expedia.ca/Destinations-In-Brazil.d23.Flight-Destinations) - [Flights to Australia ](https://expedia.ca/Destinations-In-Australia.d10.Flight-Destinations) - [Flights to United States of America ](https://expedia.ca/Destinations-In-United-States-Of-America.d201.Flight-Destinations) - [Flights to Indonesia ](https://expedia.ca/Destinations-In-Indonesia.d81.Flight-Destinations) - [Flights to Philippines ](https://expedia.ca/Destinations-In-Philippines.d145.Flight-Destinations) - [Flights to Mexico ](https://expedia.ca/Destinations-In-Mexico.d117.Flight-Destinations) - [Flights to Germany ](https://expedia.ca/Destinations-In-Germany.d64.Flight-Destinations) ### Top Mercer County Hotels - [Hyatt Regency Princeton ](https://expedia.ca/Princeton-Hotels-Hyatt-Regency-Princeton.h18381.Hotel-Information) - [Holiday Inn East Windsor by IHG ](https://expedia.ca/Princeton-Hotels-Holiday-Inn-East-Windsor.h15396.Hotel-Information) - [Hyatt Place Princeton ](https://expedia.ca/Princeton-Hotels-Hyatt-Place-Princeton.h79290.Hotel-Information) - [Hilton Garden Inn Princeton Lawrenceville ](https://expedia.ca/Princeton-Hotels-Hilton-Garden-Inn-Princeton-Lawrenceville.h27238093.Hotel-Information) - [Hilton Garden Inn Hamilton ](https://expedia.ca/Trenton-Hotels-Hilton-Garden-Inn-Hamilton.h1752902.Hotel-Information) - [Embassy Suites by Hilton Piscataway Somerset ](https://expedia.ca/Somerset-Hotels-Embassy-Suites-Piscataway-Somerset.h5966.Hotel-Information) - [DoubleTree by Hilton Princeton ](https://expedia.ca/Princeton-Hotels-DoubleTree-By-Hilton-Princeton.h9428.Hotel-Information) - [MHO Hotel Bordentown ](https://expedia.ca/Trenton-Hotels-MHO-Hotel-Bordentown.h10095.Hotel-Information) - [Inn of the Dove Romantic Suites with Jetted Tub & Fireplace ](https://expedia.ca/Philadelphia-Hotels-Inn-Of-The-Dove-Romantic-Suites-With-Jacuzzi-Fireplace.h2244243.Hotel-Information) - [Sonesta Simply Suites Somerset ](https://expedia.ca/Somerset-Hotels-Sonesta-Simply-Suites-Somerset.h126818.Hotel-Information) - [Hyatt Regency New Brunswick ](https://expedia.ca/Somerset-Hotels-Hyatt-Regency-New-Brunswick.h12262.Hotel-Information) - [The Heldrich Hotel ](https://expedia.ca/Somerset-Hotels-The-Heldrich-Hotel.h1531531.Hotel-Information) - [The Garden Executive Hotel ](https://expedia.ca/Somerset-Hotels-The-Garden-Executive-Hotel.h24399.Hotel-Information) - [Hilton East Brunswick Hotel & Executive Meeting Center ](https://expedia.ca/Somerset-Hotels-Hilton-East-Brunswick-Hotel-Executive-Meeting-Center.h13168.Hotel-Information) - [New Hope Inn & Suites ](https://expedia.ca/New-Hope-Hotels-Clarion-Inn-Suites-New-Hope-Lambertville.h11476.Hotel-Information) - [HYATT house Branchburg / Bridgewater ](https://expedia.ca/Somerset-Hotels-HYATT-House-Branchburg.h1079774.Hotel-Information) - [Doubletree by Hilton Somerset Hotel and Conference Center ](https://expedia.ca/Somerset-Hotels-Doubletree-By-Hilton-Somerset-Hotel-And-Conference-Center.h2169.Hotel-Information) - [Crowne Plaza Edison by IHG ](https://expedia.ca/Somerset-Hotels-Crowne-Plaza-Edison.h8510.Hotel-Information) - [Holiday Inn Express Bordentown - Trenton South by IHG ](https://expedia.ca/Trenton-Hotels-Holiday-Inn-Express-Bordentown-Trenton-South.h14776637.Hotel-Information) - [Red Carpet Inn & Suites ](https://expedia.ca/Philadelphia-Hotels-Motel-6-Philadelphia.h5742.Hotel-Information) ### Other Airlines - [Amber Air ](https://expedia.ca/Amber-Air-Flights.c0A.Travel-Guide-Airlines) - [BlueAir ](https://expedia.ca/BlueAir-Flights.c0B.Travel-Guide-Airlines) - [Catovair ](https://expedia.ca/Cobra-Aviation-Flights.c0C.Travel-Guide-Airlines) - [Darwin Airline SA Lugano ](https://expedia.ca/Darwin-Airline-SA-Lugano-Flights.c0D.Travel-Guide-Airlines) - [Evergreen International ](https://expedia.ca/Evergreen-International-Flights.c0E.Travel-Guide-Airlines) - [Ghadames Air Transport ](https://expedia.ca/Ghadames-Air-Transport-Flights.c0G.Travel-Guide-Airlines) - [Aircompany Kokshetau ](https://expedia.ca/AirCompany-Kokshetau-Flights.c0K.Travel-Guide-Airlines) - [Palau Asia ](https://expedia.ca/Palau-Asia-Flights.c0P.Travel-Guide-Airlines) - [Royal Airways Limited ](https://expedia.ca/Royal-Airways-Limited-Flights.c0S.Travel-Guide-Airlines) - [West Caribbean Costa Rica ](https://expedia.ca/West-Caribbean-Costa-Rica-Flights.c0W.Travel-Guide-Airlines) \*Available to Expedia members.