A courthouse with a clock tower, flags, and a well-maintained lawn.

Cheap flights to Mercer County

View €200 flight on Sun, 25 Oct 2026Opens in a new window

Popular airlines to Mercer County

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Lufthansa

  • Breeze Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Mercer County

Prices were available within the past 7 days and start at €200 for one-way flights and €298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
American Airlines
American Airlines
American Airlines
Delta
American Airlines
United
British Airways
Lufthansa

Trending flights to Mercer County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways

Frequently asked questions

How do I find cheap flights to Mercer County that have flexible change policies?
When it comes to travelling these days, flexibility is key. That's why we have a "No change fee" filter to help you locate flexible, low-cost flights to Mercer County. It's on the left of your screen just below the "Flexible change policies" heading.
Which airlines fly to Mercer County?
With a great range of airlines operating flights into or near Mercer County, you're spoiled for choice:
  • American Airlines - 368 flights to or near Mercer County each month, including 368 flights to Blue Grass Airport (LEX) per month.
  • Delta Air Lines - 238 flights to or near Mercer County each month, including 238 flights to Blue Grass Airport (LEX) per month.
  • United Airlines - 91 flights to or near Mercer County each month, including 91 flights to Blue Grass Airport (LEX) per month.
How can I find cheap tickets to Mercer County?
You'll always find a fabulous deal with Expedia, but our "flexible dates" search function makes it even easier. Enter your preferred travel date, then tick the flexible dates box above to see prices for nearby days. €298 was the cheapest price for a flight to Mercer County in the last seven days.
How much is a flight to Mercer County?
In the last seven days, return tickets to Mercer County sold for as low as €298 and peaked at €803. For one-way trips taking off from Atlanta (ATL), the cheapest seat during this time was €200.
What are the most popular airports to fly into in Mercer County?
A major entryway to Mercer County, roughly 789 flights service Blue Grass Airport (LEX) every month. Scout around for a top deal, book your seat and get set to enjoy the best of this sensational region.
How much is a plane ticket to Mercer County?
In the last seven days, tickets to Mercer County fluctuated from €298 to €803.
What is the best time to go to Mercer County?
Harrodsburg, Mercer County's most populous city, is a great place to explore at anytime. Not a big fan of chilly weather? Then venture here from June 20 onward during the summer months, when temperatures fluctuate from 18ºC to 29ºC. April, August and October is when Harrodsburg brings in the biggest crowds.
What months are the cheapest to book a flight to Mercer County?
Reserve your ticket in February to enjoy low-priced flights to Mercer County. The festive month of December is often the most expensive time to purchase a fare.

Book with confidence

About Mercer County

Expedia offers flights to Mercer County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Mercer County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Mercer County
*Available to Expedia members.