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Cheap flights from Knoxville to Islip (TYS - ISP) from $129

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
TYS — ISP
May 7 — May 141
From?
To?
Tue 5/7
Tue 5/14
1 adult, Economy
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How far in advance should I book a flight from Knoxville to Islip, New York?

Find a great deal and save up to 234% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Knoxville to Islip, New York within the next two weeks, with the cheapest ticket starting at $240.

What is the cheapest month to fly from Knoxville to Islip, New York?

February can be a great time to fly to Islip, New York from Knoxville with a flight ticket averaging about $301. Cheapflights users have found deals in the month of February for as cheap as $73. The most expensive prices can be found in the month of June.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Islip, New York as you normally would.

Cheap Knoxville to Islip flights in May & June 2024

Find cheap flight options from Knoxville to Islip specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 2, 2024.
Sun 6/210:07 pmTYS - ISP
1 stop10h 06mFrontier
Wed 6/54:46 pmISP - TYS
1 stop17h 11mFrontier
Deal found 5/1$201

Knoxville to Islip 2024 flight deals

Discover exclusive flight deals for travel between Knoxville and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 2, 2024.
Sun 6/210:07 pmTYS - ISP
1 stop10h 06mFrontier
Wed 6/54:46 pmISP - TYS
1 stop17h 11mFrontier
Deal found 5/1$201

One-way flights to Islip from Knoxville

Search for one-way flight options from Knoxville to Islip. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 2, 2024.
Thu 5/309:55 pmTYS - ISP
1 stop10h 18mFrontier
Deal found 4/30$129

Find flights from Knoxville to Islip within your budget

Customize your flight search to find flights from Knoxville to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$201 - $201

Route

Depart

Return

Price

Knoxville McGhee TysonIslip Long Island

TYS - ISP

TYSISP

Knoxville McGhee Tyson

Sun 6/2

1 stop10h 06m

Islip Long Island

Wed 6/5

1 stop17h 11m

$201

Flights are sorted by cheapest first

Deals found on 5/1

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated May 2, 2024.
Frontier
6.3
Okay
4,110 reviews
Check prices

Overall

6.3

Comfort

5.8

Food

5.2

Boarding

6.6

Entertainment

4.9

Crew

7.1

Reviews

1 / 10

Our flight was delayed causing us to miss our connecting flight. The staff was not helpful in helping us find alternatives. We cancelled our flight and had to book our way home using another airline.

Frontier
6.3
Okay
4,110 reviews
Frontier
6.3
Okay
4,110 reviews
Check prices

Overall

6.3

Comfort

5.8

Food

5.2

Boarding

6.6

Entertainment

4.9

Crew

7.1

Reviews

1 / 10

Our flight was delayed causing us to miss our connecting flight. The staff was not helpful in helping us find alternatives. We cancelled our flight and had to book our way home using another airline.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Knoxville to Islip, New York for under $300 on Cheapflights?

    Yes, there are multiple flights from Knoxville to Islip, New York for under $300. The cheapest flight booked recently is on Frontier for just $201, but on average you can expect to pay $201.

  • What does TYS to ISP mean?

    TYS and ISP are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. TYS to ISP refers to a flight route from Knoxville McGhee Tyson Airport to Islip Long Island Airport.

  • Can I find deals for flights from Knoxville to Islip that include extra baggage allowance?

    The amount of baggage you can bring on your Knoxville to Islip flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Knoxville to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Knoxville to Islip flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Knoxville to Islip that include hotel bookings?

    Yes. In addition to deals on Knoxville to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Islip.

  • Can I find deals for business class flights from Knoxville to Islip?

    Yes. Cheapflights offers flight deals from Knoxville to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Knoxville to Islip that allow pets onboard?

    Many airlines flying from Knoxville to Islip offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Knoxville to Islip?

    Yes, you can often find last-minute deals on Knoxville to Islip flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Knoxville to Islip, New York flight deals updated?

    The Knoxville to Islip, New York flight deals you see on this page were last updated on 5/1.

See more FAQs

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Search flights from Knoxville to Islip by cabin class

Find flights from Knoxville to Islip, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Knoxville to Islip?

Cheapflights makes it easy to find Knoxville to Islip flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Knoxville to Islip?

Millions of users choose and trust Cheapflights to book the best flight deals from Knoxville to Islip for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Knoxville to Islip with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Knoxville to Islip, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Knoxville to Islip become cheaper?

Yes, Cheapflights offers price alerts on Knoxville to Islip flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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