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Cheap flights from Islip to Knoxville (ISP - TYS)

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How to find the cheapest flight from
Islip (ISP) to Knoxville (TYS)

What is the cheapest day to fly round-trip from Islip to Knoxville?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Islip to Knoxville?

Travelers have found it’s best to book a flight 19 days in advance to save up to 23% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 19 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Islip to Knoxville 1-2 weeks in advance for as low as $297, or $376 for flights within the next 24 hours.

What is the cheapest month to fly from Islip to Knoxville?

Flights from Islip to Knoxville lean towards being more expensive in January. Prices are generally better when you fly from Islip to Knoxville in July, with the cheapest ticket starting at $188.

When is the cheapest time to fly from Islip to Knoxville (ISP - TYS)?

One of the essential ways to save on airfare from Islip to Knoxville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. If a flight is in the noon is possible it can save you up to 15% on airfare.

Cheap flights from Islip to Knoxville in August, September 2020

The best prices found for ISP to TYS flights for August, September
2 Aug - 5 Aug
$308pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
19 Jul - 23 Jul
$356pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
2 Aug - 5 Aug
$10496pp
ISP
Islip Long Island
Linear Air Taxi
   
2 STOPS
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Linear Air Taxi
   
2 STOPS
ISP
Islip Long Island

Islip to Knoxville 2020 flight deals

Cheap flights to Knoxville from Islip found for this year
4 Sep - 7 Sep
$251pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
 
1 STOP
ISP
Islip Long Island
2 Aug - 5 Aug
$308pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
4 Sep - 7 Sep
$338pp
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
TYS
Knoxville McGhee Tyson
TYS
Knoxville McGhee Tyson
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island

One-way flights to Knoxville from Islip

The cheapest one-way flights from Islip to Knoxville
1:29 pm - 5:03 am
Multiple Airlines
1 Stop
15h 34m
ISP - TYS
Multiple Airlines
$117
Kiwi.com
11:03 am - 5:31 pm
Multiple Airlines
2 Stops
30h 28m
ISP - TYS
Multiple Airlines
$88
Kiwi.com
4:30 am - 3:17 pm
Linear Air Taxi
2 Stops
10h 47m
ISP - TYS
Linear Air Taxi
$5124
Travelgenio

Related info for your journey

Useful info, stats and facts about Islip to Knoxville flights.

Flight FAQs

From Islip to Knoxville

Are flight prices decreasing from Islip to Knoxville due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Islip and Knoxville for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Islip to Knoxville for under $300 on Cheapflights?

Yes, there are multiple flights from Islip to Knoxville for under $300. The cheapest flight booked recently is on Multiple Airlines for just $251, but on average you can expect to pay $2848.

Are there nonstop flights from Islip to Knoxville for under $300 on Cheapflights?

There are no nonstop flights from Islip to Knoxville, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Islip or Knoxville?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Islip is roughly greater than that of Knoxville. You can assume this to be the case over the next 13 days.

Is Islip weather warmer or cooler than Knoxville?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Knoxville is generally hotter than in Islip.

How long does is the flight from Islip to Knoxville?

There are many flights that can get you from Islip to Knoxville in 10h 47m. Fly via Linear Air Taxi for the fastest option.

What is the cheapest airline to fly from Islip to Knoxville round-trip?

Currently priced at $10496, Linear Air Taxi will fly you from Islip to Knoxville and back. In addition to Linear Air Taxi, many other airlines offer competitively priced options for your trip.

What are the cheapest airlines to fly from Islip to Knoxville one-way?

For one-way options, check prices for Linear Air Taxi. According to our data, you can fly for as low as $5124.

Alternative routes for Islip to Knoxville

Destination information for Knoxville

Things to know before you go. Useful info for your trip from Islip to Knoxville
Average temperature for August in Knoxville
87.8 °F
Avg rainfall for August in Knoxville
3.0 ″

Airports servicing Islip

Airports servicing Knoxville

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