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Cheap Flights to Clinton County from $61

View $61 flight on Sat, Nov 7, 2026Opens in a new window

Popular airlines to Clinton County

  • American Airlines

  • United

  • Delta

  • Frontier Airlines

  • Alaska Airlines

  • JetBlue Airways

  • Air Canada

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Today's featured flight deals to Clinton County

NonstopCarry-on includedLower price than typical

How much is the cheapest flight to Clinton County?

Prices were available within the past 7 days and start at $61 for one-way flights and $130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Allegiant Air
Allegiant Air
Allegiant Air
Allegiant Air
Allegiant Air
Allegiant Air
American Airlines
Delta
United
Alaska Airlines

Trending flights to Clinton County

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

Allegiant Air

Frequently asked questions

How do I find cheap flights to Clinton County that have flexible change policies?
We get that travel schedules can change very quickly, so reserving a flexible airfare with Expedia is a sensible idea. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-cost, flexible flight to Clinton County is only a few clicks away.
Which airlines fly to Clinton County?
You can take your pick of a selection of airlines that fly into or near Clinton County. A few of the best of them are:
  • American Airlines - 121 flights to or near Clinton County each month, including 121 flights to Quad City Intl. Airport (MLI) per month.
  • United Airlines - 108 flights to or near Clinton County each month, including 108 flights to Quad City Intl. Airport (MLI) per month.
  • Delta Air Lines - 60 flights to or near Clinton County each month, including 60 flights to Quad City Intl. Airport (MLI) per month.
How can I find cheap tickets to Clinton County?
You'll always score an awesome deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred flight date, then click on the flexible dates link above to see the cheapest prices for nearby days. $130 was the best price for a flight to Clinton County in the last seven days.
How much is a flight to Clinton County?
The price of a round-trip flight to Clinton County in the last seven days fluctuated between $130 and $609. If you were journeying one way from Mesa (AZA), you could have picked up an affordable fare from only $61.
What are the most popular airports to fly into in Clinton County?
Start planning your Clinton County trip by securing a seat on one of the 325 flights a month to Quad City Intl. Airport (MLI). This is the region's main point of entry.
When is the cheapest time to fly to Clinton County?
Fly out on a Tuesday to better your chances of picking up the cheapest flight to Clinton County. Mondays are usually the next most affordable day to take off. Saturday is typically the most expensive day to fly anywhere.
How much is a plane ticket to Clinton County?
In the last seven days, plane fares ranged between $130 and $609. Have a look at our fantastic deals to Clinton County, make a booking and then get ready for your getaway!
What months are the cheapest to book a flight to Clinton County?
The top month to book affordable fares to Clinton County is February. Remember that in the USA, an expensive time to secure a ticket is the busy month of December.
How long is a flight to Clinton County?
It could take you an hour or longer — it depends on which part of the country you're setting off from. The average flight times for these top domestic routes to Clinton County will give you some idea of what to expect:
  • Chicago, IL (ORD-OHare Intl.) to Quad City Intl. Airport (MLI) - 1 hour
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Quad City Intl. Airport (MLI) - 2 hours and 8 minutes
  • Denver, CO (DEN-Denver Intl.) to Quad City Intl. Airport (MLI) - 2 hours and 8 minutes
What is the best time to go to Clinton County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a fantastic time to tour the exciting Clinton County city of De Witt. Average temperatures fluctuate between 65ºF and 80ºF at this time of year. The largest crowds can be found here in May, August and October.

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Travel information

*Flight schedules are subject to change.

*Available to One Key members.

*Flight schedules are subject to change.

*Available to One Key members.