A wooden observation tower with an American flag on a pier extending into a lake.

Cheap Flights to Rock Island County from $51

View $51 flight on Wed, Sep 30, 2026Opens in a new window

Popular airlines to Rock Island County

  • American Airlines

  • United

  • Delta

  • Frontier Airlines

  • Alaska Airlines

  • JetBlue Airways

  • Air Canada

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How much is the cheapest flight to Rock Island County?

Prices were available within the past 7 days and start at $51 for one-way flights and $92 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
United
Delta
Alaska Airlines

Airports in Rock Island County

Prices were available within the past 7 days. Prices and availability are subject to change.

Trending flights to Rock Island 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

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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.

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