Skip to main content
Beginning of main content

TYS (Knoxville) to ISP (Islip) Flights $251.6

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap TYS to ISP Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

New York

$162.10

Local Weather Islip
June 80° 55°
July 82° 64°
August 82° 63°

Interesting Facts About Flights from Knoxville to Islip (TYS to ISP)

Question : What is the likelihood your flight will be delayed for this route?
Answer : Passengers on the Knoxville to Ronkonkoma route have been getting to their destination on time an incredible 100% of the time.

Question : Can you cut down on flight costs by changing the day of the week you travel to Ronkonkoma?
Answer : The cheapest day to fly in July is Thursday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : How much should a trip from Knoxville (TYS) to Ronkonkoma (ISP) cost?
Answer : Prices for this trip tend to fluctuate less than other flights in the United States. They can range from $389 to $610. Remember, you can save by booking further in advance.

Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Jul 27th. As of Jun 26th, it's showing the cheapest ticket sales at $472. That is 9% below the average price for this route, so you can spend that extra money on an adventure rather than the flight.

Question : What's the likelihood of you being delayed on this route?
Answer : TYS to ISP currently scores 4 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 4 stars, you should feel at ease about getting to Ronkonkoma on time.

Question : What is the cheapest round-trip ticket you can get to Ronkonkoma?
Answer : American Airlines is offering the best deal at $389. Better take a look quickly because prices range all the way up to $610 over the next three months.

Question : Do travelers from Knoxville typically stay in Ronkonkoma for very long?
Answer : Passengers from TYS to ISP stay four days on average.