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Cheap flights from Islip, New York to Dallas from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Dallas departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Islip, New York to Dallas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:43 pm - 4:13 pm
ISP
-
DFW
21h 30m
1 stop
Frontier Logo
2:28 pm - 8:40 am
DFW
-
ISP
17h 12m
1 stop
$180Frontier
Thu, Feb 5 - Sat, Feb 7
Frontier Logo
7:43 pm - 11:26 am
ISP
-
DFW
16h 43m
1 stop
Frontier Logo
9:00 am - 1:13 pm
DFW
-
ISP
27h 13m
1 stop
$181Frontier
Thu, Feb 5 - Tue, Feb 10
Frontier Logo
7:43 pm - 5:41 pm
ISP
-
DFW
22h 58m
1 stop
Frontier Logo
9:00 am - 1:13 pm
DFW
-
ISP
27h 13m
1 stop
$201Frontier
Mon, Feb 2 - Tue, Feb 10
Frontier Logo
5:07 pm - 12:25 am
ISP
-
DFW
8h 18m
1 stop
Frontier Logo
8:36 pm - 11:14 pm
DFW
-
ISP
25h 38m
1 stop
$215Frontier
Sat, Apr 11 - Sun, Apr 12
Frontier Logo
3:34 pm - 10:53 am
ISP
-
DFW
20h 19m
1 stop
Frontier Logo
7:57 pm - 7:38 am
DFW
-
ISP
10h 41m
1 stop
$216Frontier
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
7:43 pm - 5:41 pm
ISP
-
DFW
22h 58m
1 stop
Frontier Logo
3:25 pm - 6:38 pm
DFW
-
ISP
26h 13m
1 stop
$222Frontier
Mon, Feb 2 - Thu, Feb 5
Multiple Airlines Logo
7:43 pm - 6:10 pm
ISP
-
DFW
23h 27m
1 stop
Multiple Airlines Logo
2:41 pm - 6:48 pm
DFW
-
ISP
27h 07m
1 stop
$231Multiple Airlines
Mon, Feb 2 - Wed, Feb 4
Multiple Airlines Logo
1:22 pm - 3:59 pm
ISP
-
DFW
27h 37m
1 stop
Multiple Airlines Logo
8:40 pm - 12:47 pm
DFW
-
ISP
15h 07m
2 stops
$235Multiple Airlines
Mon, Mar 9 - Thu, Mar 12
Frontier Logo
7:59 pm - 5:47 pm
ISP
-
DFW
22h 48m
1 stop
Frontier Logo
9:00 am - 8:40 am
DFW
-
ISP
22h 40m
1 stop
$236Frontier
Fri, Feb 20 - Tue, Feb 24
Frontier Logo
1:22 pm - 3:59 pm
ISP
-
DFW
27h 37m
1 stop
Frontier Logo
7:30 am - 9:48 am
DFW
-
ISP
25h 18m
1 stop
$249Frontier
Mon, Mar 9 - Thu, Mar 12

Frontier flights from Islip, New York to Dallas/Fort Worth Airport

Our best Frontier deals on Islip, New York to Dallas/Fort Worth Airport flight tickets
Frontier
Feb 5
ISP7:43 pmIslip Long Island
21h 30m
1 stop
DFW4:13 pmDallas/Fort Worth
Feb 7
DFW2:28 pmDallas/Fort Worth
17h 12m
1 stop
ISP8:40 amIslip Long Island
$180
Frontier
Feb 5
ISP7:43 pmIslip Long Island
16h 43m
1 stop
DFW11:26 amDallas/Fort Worth
Feb 10
DFW9:00 amDallas/Fort Worth
27h 13m
1 stop
ISP1:13 pmIslip Long Island
$181
Frontier
Feb 2
ISP7:43 pmIslip Long Island
22h 58m
1 stop
DFW5:41 pmDallas/Fort Worth
Feb 10
DFW9:00 amDallas/Fort Worth
27h 13m
1 stop
ISP1:13 pmIslip Long Island
$201

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York to Dallas/Fort Worth Airport 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, momondo users made 832,500 searches. Data last updated January 22, 2026.
Use the filters below to find and compare flights from Islip, New York to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 2/5

7:43 pm-4:13 pm

1 stop21h 30m

Dallas/Fort Worth

Sat 2/7

2:28 pm-8:40 am

1 stop17h 12m

$180

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 2/5

7:43 pm-11:26 am

1 stop16h 43m

Dallas/Fort Worth

Tue 2/10

9:00 am-1:13 pm

1 stop27h 13m

$181

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 2/2

7:43 pm-5:41 pm

1 stop22h 58m

Dallas/Fort Worth

Tue 2/10

9:00 am-1:13 pm

1 stop27h 13m

$201

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 4/11

5:07 pm-12:25 am

1 stop8h 18m

Dallas/Fort Worth

Sun 4/12

8:36 pm-11:14 pm

1 stop25h 38m

$215

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 2/26

3:34 pm-10:53 am

1 stop20h 19m

Dallas/Fort Worth

Sun 3/1

7:57 pm-7:38 am

1 stop10h 41m

$216

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 2/2

7:43 pm-5:41 pm

1 stop22h 58m

Dallas/Fort Worth

Thu 2/5

3:25 pm-6:38 pm

1 stop26h 13m

$222

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 2/2

7:43 pm-6:10 pm

1 stop23h 27m

Dallas/Fort Worth

Wed 2/4

2:41 pm-6:48 pm

1 stop27h 07m

$231

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 3/9

1:22 pm-3:59 pm

1 stop27h 37m

Dallas/Fort Worth

Thu 3/12

8:40 pm-12:47 pm

2 stops15h 07m

$235

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 2/20

7:59 pm-5:47 pm

1 stop22h 48m

Dallas/Fort Worth

Tue 2/24

9:00 am-8:40 am

1 stop22h 40m

$236

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 3/9

1:22 pm-3:59 pm

1 stop27h 37m

Dallas/Fort Worth

Thu 3/12

7:30 am-9:48 am

1 stop25h 18m

$249

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

How to get the cheapest flight ticket from Islip, New York to Dallas/Fort Worth Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Islip, New York and Dallas/Fort Worth Airport?

What is the cheapest month to fly to Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from Islip, New York is in October. Flight prices, which tend to average around $203, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in October, then November is your next best option. Flight prices from Islip, New York to Dallas/Fort Worth Airport during November average around $260.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Islip, New York is on a Friday. momondo users have found tickets for Friday departures for as low as $317. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Islip, New York to Dallas/Fort Worth Airport for around $434.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from Islip, New York in the evening is the least expensive time of day to depart. momondo users have found prices as low as $245 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $384 on average. Flights to Dallas/Fort Worth Airport from Islip, New York in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Islip, New York to Dallas/Fort Worth Airport flights?

You could potentially save up to 57% on your flight if you consider stops on a Islip, New York to Dallas/Fort Worth Airport flight.

When to book flights from Islip, New York to Dallas/Fort Worth Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Dallas/Fort Worth Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Dallas/Fort Worth Airport (ISP to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Dallas/Fort Worth Airport

Fastest flight time

8h 20m

Direct flights

None
The fastest flight from Islip, New York to Dallas/Fort Worth Airport takes 8h 20m
There are no direct flights from Islip, New York to Dallas/Fort Worth Airport. There are no popular flight routes from Islip, New York to Dallas/Fort Worth Airport.
Search flight deals

  • How far is Islip Long Island to Dallas/Fort Worth by plane?

    The distance between Islip Long Island and Dallas/Fort Worth is about 1418.1 mi. By plane, this route typically takes 8h 20m.

  • When did momondo last update prices for flights from Islip Long Island Airport to Dallas/Fort Worth Airport?

    Prices for flights from Islip Long Island Airport to Dallas/Fort Worth Airport refresh daily.

  • How many operators does momondo search for flights from Islip Long Island Airport to Dallas/Fort Worth Airport?

  • How old do you have to be to fly from Islip Long Island Airport to Dallas/Fort Worth Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Dallas/Fort Worth Airport.

  • What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

    The travel and health documents required for your trip to Dallas/Fort Worth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Islip, New York to Dallas/Fort Worth Airport?

Best airlines flying from Islip, New York to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from Islip, New York to Dallas/Fort Worth Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $115Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
SouthwestPriceFrom $260Free CancellationRating
8.0
4,266 reviews
Search Southwest flights

Traveling to a place near Dallas?

Book flights to Dallas if you plan to visit one of these locations
Fort Worth
Arlington
Frisco
Plano
Irving
Grapevine
Denton
Thackerville
Grand Prairie
Durant
McKinney
Garland
Rockwall
Richardson
Lewisville
Addison
Ardmore
Allen
Mansfield
Sherman

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Dallas?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islip to Dallas. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Islip to Dallas with flexible booking policies on momondo?

Yes. All flights to Dallas from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to Dallas?

Once all potential Islip to Dallas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Islip to Dallas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Islip to Dallas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dallas and let you know when they change.

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