$499+ Cheap flights from Burlington to Islip, NY (BTV - ISP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — ISP
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Burlington to Islip with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Burlington to Islip
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Cheapest flights from Burlington to IslipExplore the most affordable flight options available from Burlington to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Burlington to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:35 pm -
1 stop21h 45m
Sat 9/2612:00 pm -
1 stop23h 52m
Deal found 9/7![Breeze Airways logo]()
$545
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:35 pm -
1 stop21h 45m
Sat 9/265:43 pm -
2 stops18h 09m
Deal found 9/7![Multiple Airlines logo]()
$626
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:37 pm -
3 stops22h 43m
Tue 9/291:38 pm -
2 stops20h 34m
Deal found 9/10![Breeze Airways logo]()
$784
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Sun 10/117:45 pm -
2 stops16h 12m
Deal found 9/8![Breeze Airways logo]()
$812
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Sun 10/117:45 pm -
2 stops16h 12m
Deal found 9/8![Breeze Airways logo]()
$813
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Mon 10/123:02 pm -
1 stop21h 53m
Deal found 9/8![Breeze Airways logo]()
$857
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Mon 10/129:33 pm -
2 stops19h 12m
Deal found 9/8![Breeze Airways logo]()
$863
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:37 pm -
2 stops29h 51m
Sun 10/187:45 pm -
2 stops16h 12m
Deal found 9/9![Breeze Airways logo]()
$869
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Tue 10/131:38 pm -
2 stops20h 34m
Deal found 9/8![Breeze Airways logo]()
$873
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Tue 10/131:38 pm -
2 stops20h 34m
Deal found 9/8![Breeze Airways logo]()
$874
Best flights from Burlington to IslipDiscover carefully curated flight deals from Burlington to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Burlington to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:35 pm -
1 stop21h 45m
Sat 9/265:43 pm -
2 stops18h 09m
Deal found 9/7![Multiple Airlines logo]()
$626
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1412:32 pm -
1 stop25h 50m
Sat 1/167:49 pm -
1 stop22h 13m
Deal found 9/11![Breeze Airways logo]()
$668
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:37 pm -
3 stops22h 43m
Tue 9/291:38 pm -
2 stops20h 34m
Deal found 9/10![Breeze Airways logo]()
$784
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:37 pm -
2 stops29h 51m
Sun 10/187:45 pm -
2 stops16h 12m
Deal found 9/9![Breeze Airways logo]()
$869
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:37 pm -
2 stops29h 51m
Sun 10/47:45 pm -
2 stops16h 12m
Deal found 9/7![Breeze Airways logo]()
$879
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
3 stops32h 12m
Mon 10/129:33 pm -
2 stops19h 12m
Deal found 9/8![Breeze Airways logo]()
$929
Last-minute flights from Burlington to IslipDiscover last-minute flight deals from Burlington to Islip. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Burlington to Islip. Data last updated September 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:35 pm -
1 stop21h 45m
Sat 9/2612:00 pm -
1 stop23h 52m
Deal found 9/7![Breeze Airways logo]()
$545
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:35 pm -
1 stop21h 45m
Sat 9/265:43 pm -
2 stops18h 09m
Deal found 9/7![Multiple Airlines logo]()
$626
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:37 pm -
3 stops22h 43m
Tue 9/291:38 pm -
2 stops20h 34m
Deal found 9/10![Breeze Airways logo]()
$784
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Sun 10/117:45 pm -
2 stops16h 12m
Deal found 9/8![Breeze Airways logo]()
$813
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Mon 10/129:33 pm -
2 stops19h 12m
Deal found 9/8![Breeze Airways logo]()
$863
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:53 am -
2 stops23h 24m
Tue 10/131:38 pm -
2 stops20h 34m
Deal found 9/8![Breeze Airways logo]()
$873
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Sun 10/117:45 pm -
2 stops16h 12m
Deal found 9/8![Breeze Airways logo]()
$812
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Mon 10/123:02 pm -
1 stop21h 53m
Deal found 9/8![Breeze Airways logo]()
$857
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Tue 10/131:38 pm -
2 stops20h 34m
Deal found 9/8![Breeze Airways logo]()
$874
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:37 pm -
2 stops29h 51m
Sun 10/187:45 pm -
2 stops16h 12m
Deal found 9/9![Breeze Airways logo]()
$869
One-way flights from Burlington to IslipSearch for one-way flight options from Burlington to Islip. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Burlington to Islip. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:32 pm -
1 stop25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Breeze Airways logo]()
$499
This KAYAK deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:37 pm -
3 stops22h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Breeze Airways logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:32 pm -
1 stop22h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Breeze Airways logo]()
$576
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:25 pm -
2 stops27h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Breeze Airways logo]()
$611
This United deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:30 am -
2 stops28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$660
This KAYAK deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:32 pm -
1 stop25h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Breeze Airways logo]()
$699
Find flight deals from Burlington to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $545 (Kiwi.com) |
One-way from | $499 (KAYAK) |
Popular in | August |
Cheapest in | October |
Average price | $354 |
Cheapflights Fare Finder
Customize your flight search to find flights from Burlington 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Burlington to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Mon 10/5
12:37 pm-11:20 am
3 stops22h 43m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$561
Quickest round-trip
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Sun 9/20
12:32 pm-11:12 am
1 stop22h 40m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$576
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Sun 10/4
5:25 pm-8:53 pm
2 stops27h 28m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$611
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Tue 9/22
1:35 pm-11:20 am
1 stop21h 45m
Islip Long Island
Sat 9/26
5:43 pm-11:52 am
2 stops18h 09m
$626
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Sun 9/20
6:30 am-10:56 am
2 stops28h 26m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$660
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Thu 1/14
12:32 pm-2:22 pm
1 stop25h 50m
Islip Long Island
Sat 1/16
7:49 pm-6:02 pm
1 stop22h 13m
$668
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Sun 10/11
12:32 pm-2:22 pm
1 stop25h 50m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$699
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Fri 9/25
12:37 pm-11:20 am
3 stops22h 43m
Islip Long Island
Tue 9/29
1:38 pm-10:12 am
2 stops20h 34m
$784
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Fri 10/16
12:37 pm-6:28 pm
2 stops29h 51m
Islip Long Island
Sun 10/18
7:45 pm-11:57 am
2 stops16h 12m
$869
BurlingtonIslip
BTV Burlington - ISP Islip Long Island
BTVISP
Burlington
Fri 10/2
12:37 pm-6:28 pm
2 stops29h 51m
Islip Long Island
Sun 10/4
7:45 pm-11:57 am
2 stops16h 12m
$879
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Burlington to Islip
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Burlington to Islip in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Burlington-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Burlington-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Burlington-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Burlington-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Burlington-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Burlington to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Burlington with our price prediction graph.
BTV-ISP
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Burlington to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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