$4,560+ Cheap flights from Islip (ISP) to Vietnam
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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SGN
Nov 1 — Nov 81
1 adult, Economy
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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 Islip to Vietnam
Keep the following information in mind while searching for Islip to Vietnam flight deals. Data was last updated October 2, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $4,560 (KAYAK) |
Popular in | December |
Cheapest in | September |
Average price | $954 |
Find flight deals from Islip to Vietnam
Cheapest flights from Islip to VietnamExplore the most affordable flight options available from Islip to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.
Explore the most affordable flight options available from Islip to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.
This KAYAK deal was found by Cheapflights users on 9/30. 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.
Sat 12/279:59 amISP - SGN
2 stops54h 41mMultiple Airlines
Sun 1/46:40 pmSGN - ISP
2 stops37h 05mMultiple Airlines
Deal found 9/30![Multiple Airlines logo]()
$4,560
This KAYAK deal was found by Cheapflights users on 10/2. 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.
Tue 11/189:59 amISP - SGN
2 stops54h 41mMultiple Airlines
Thu 11/276:40 pmSGN - ISP
2 stops37h 05mMultiple Airlines
Deal found 10/2![Multiple Airlines logo]()
$10,807
This KAYAK deal was found by Cheapflights users on 10/2. 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.
Sat 11/159:59 amISP - SGN
2 stops54h 41mMultiple Airlines
Thu 11/276:40 pmSGN - ISP
2 stops52h 24mMultiple Airlines
Deal found 10/2![Multiple Airlines logo]()
$10,848
This KAYAK deal was found by Cheapflights users on 10/2. 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.
Sat 11/159:59 amISP - SGN
2 stops54h 41mMultiple Airlines
Sat 11/296:40 pmSGN - ISP
2 stops37h 05mMultiple Airlines
Deal found 10/2![Multiple Airlines logo]()
$10,889
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Vietnam 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 2,558,603 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Islip to Vietnam that are best for you.
Fly from
Islip
Fly to
Vietnam
Route
Depart
Return
Price
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Sat 12/27
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Sun 1/4
6:40 pm-7:45 pm
2 stops37h 05m
$4,560
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Sat 12/27
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Sat 1/3
6:40 pm-11:04 am
2 stops52h 24m
$4,560
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Tue 11/18
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Thu 11/27
6:40 pm-7:45 pm
2 stops37h 05m
$10,807
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Sat 11/15
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Thu 11/27
6:40 pm-11:04 am
2 stops52h 24m
$10,848
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Tue 11/18
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Sat 11/29
6:40 pm-7:45 pm
2 stops37h 05m
$10,848
IslipHo Chi Minh City
ISP - SGN
ISPSGN
Islip Long Island
Sat 11/15
9:59 am-4:40 am
2 stops54h 41m
Ho Chi Minh City
Sat 11/29
6:40 pm-7:45 pm
2 stops37h 05m
$10,889
Best time to book a flight from Islip to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Islip with our price prediction graph.
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.
Cheapflights Insights
Everything you need to know about your flight from Islip to Vietnam
What is the cheapest month to book a flight from Islip to Vietnam?
Currently, September is the cheapest month in which you can book a flight from Islip to Vietnam (average of $871). Flying from Islip to Vietnam in June is currently the most expensive (average of $1,423). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.