Cheap flights to Clinton County

View €190 flight on Thu, 16 Apr 2026Opens in a new window

Popular airlines to Clinton County

  • American Airlines

  • Delta

  • United

  • Frontier Airlines

  • Spirit Airlines

  • Alaska Airlines

  • JetBlue 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 Clinton County

Prices were available within the past 7 days and start at €190 for one-way flights and €319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€319 Return, found 5 hours ago
€319
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €319 found 5 hours ago
American Airlines
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€396 Return, found 5 hours ago
€396
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €396 found 5 hours ago
United
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€406 Return, found 5 hours ago
€406
Return
found 5 hours ago
Select United flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €406 found 5 hours ago
Delta
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€415 Return, found 5 hours ago
€415
Return
found 5 hours ago
Select Delta flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €415 found 5 hours ago
American Airlines
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€417 Return, found 5 hours ago
€417
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €417 found 5 hours ago
United
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€428 Return, found 5 hours ago
€428
Return
found 5 hours ago
Select United flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €428 found 5 hours ago
American Airlines
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€436 Return, found 5 hours ago
€436
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €436 found 5 hours ago
American Airlines
Thu, 16 Apr - Wed, 22 Apr
SEA
Seattle
MLI
Moline
€460 Return, found 5 hours ago
€460
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 16 Apr from Seattle to Moline, returning Wed, 22 Apr, priced at €460 found 5 hours ago
Aer Lingus
Mon, 8 Jun - Fri, 12 Jun
DUB
Dublin
MLI
Moline
€993 Return, found 8 hours ago
€993
Return
found 8 hours ago
Select Aer Lingus flight, departing Mon, 8 Jun from Dublin to Moline, returning Fri, 12 Jun, priced at €993 found 8 hours ago
KLM
Mon, 8 Jun - Fri, 12 Jun
DUB
Dublin
MLI
Moline
€1,208 Return, found 8 hours ago
€1,208
Return
found 8 hours ago
Select KLM flight, departing Mon, 8 Jun from Dublin to Moline, returning Fri, 12 Jun, priced at €1,208 found 8 hours ago

Trending flights to Clinton 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.

American Airlines
Mon, 8 Jun - Fri, 12 Jun
DUB
Dublin
MLI
Moline
€893 Return, found 8 hours ago
€893
Return
found 8 hours ago
Select American Airlines flight, departing Mon, 8 Jun from Dublin to Moline, returning Fri, 12 Jun, priced at €893 found 8 hours ago

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. €319 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 €319 and €1,208. If you were journeying one way from Seattle (SEA), you could have picked up an affordable fare from only €190.
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.
How much is a plane ticket to Clinton County?
In the last seven days, plane fares ranged between €319 and €1,208. Have a look at our fantastic deals to Clinton County, make a booking and then get ready for your getaway!
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 18ºC and 27ºC at this time of year. The largest crowds can be found here in May, August and October.
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.

Book with confidence

About Clinton County

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

Explore a world of travel with Expedia

*Available to Expedia members.