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Cheap Flights to Sullivan County from $24

View $24 flight on Wed, Oct 28, 2026Opens in a new window

Popular airlines to Sullivan County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Allegiant Air

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How much is the cheapest flight to Sullivan County?

Prices were available within the past 7 days and start at $24 for one-way flights and $58 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Breeze Airways
Frontier Airlines
Frontier Airlines
Allegiant Air
American Airlines
American Airlines
American Airlines
American Airlines
United

Trending flights to Sullivan 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.

Frontier Airlines

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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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