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Islip to Fort Myers Flights — Fares from $441.00 | ISP–RSW

Compare the cheapest Islip (ISP) to Fort Myers (RSW) fares found by our live flight search, then book online or over the phone with our travel experts.

📞 Call 1-856-513-6369
Adults
12+
1
Children
2–11
0
Infants
Under 2
0
Cabin
🏷️
Save up to 40% with unpublished phone fares
Consolidator deals on selected Islip → Fort Myers flights that do not appear in online search results. The live fares below are bookable right now — or call to check for an unpublished fare on your dates.
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One-way fares Islip → Fort Myers

showing indicative fares · loading live prices…
Frontier
Frontier CHEAPEST
ISP → RSW · Economy
lowest fare seen on this route
$735.45
$441.27
Select
Southwest
Southwest
ISP → RSW · Economy
lowest fare seen on this route
$850.00
$510.00
Select
Breeze Airways
Breeze Airways
ISP → RSW · Economy
lowest fare seen on this route
$964.00
$578.40
Select
9K Airlines
9K Airlines
ISP → RSW · Economy
lowest fare seen on this route
$1,236.21
$741.73
Select
JetBlue
JetBlue
ISP → RSW · Economy
lowest fare seen on this route
$1,815.89
$1,089.53
Select
See all flights & times → Prices per adult, one way, incl. taxes & fees. Availability changes constantly.
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Live fares we can book on ISP–RSW

Lowest fare found per airline on the ISP → RSW route, with our discounted phone-deal price.

AirlineCabin Found fareOur discounted fare Fare found on
Frontier Frontier Economy $735.45 $441.27 Sep 12, 2026 Book
Southwest Southwest Economy $850.00 $510.00 Sep 12, 2026 Book
Breeze Airways Breeze Airways Economy $964.00 $578.40 Sep 12, 2026 Book
9K Airlines 9K Airlines Economy $1,236.21 $741.73 Sep 12, 2026 Book
JetBlue JetBlue Economy $1,815.89 $1,089.53 Sep 12, 2026 Book

Discounted fares are negotiated phone deals from our vendor network and may not appear in online search results — call 1-856-513-6369 to lock one in. Fares were found on the dates shown, are per person in USD, and change with availability.

More routes we cover

↩ Fort Myers to Islip Islip to Dallas-Fort Worth Islip to Fort Lauderdale Islip to Montego Bay Islip to Orlando Islip to Raleigh/Durham Appleton to Fort Myers Boston to Fort Myers Cleveland to Fort Myers Detroit to Fort Myers Duluth to Fort Myers Fayetteville to Fort Myers All routes →

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FlyLemo is an independent travel agency — call 1-856-513-6369 or use the search above to compare live fares on this route. See our terms, privacy policy, refund policy and service fees for full details, or contact us any time.

Page updated September 13, 2026 · fare data refreshed automatically from live flight searches.