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Cheap flights from Islip, New York to Dallas from $141

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 6/24. 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
4:41 pm - 6:46 pm
ISP
-
DFW
27h 05m
1 stop
Frontier Logo
7:51 pm - 8:57 pm
DFW
-
ISP
24h 06m
1 stop
$270Frontier
Tue, Jun 16 - Tue, Jun 23
Frontier Logo
4:41 pm - 7:39 am
ISP
-
DFW
15h 58m
1 stop
Frontier Logo
8:21 pm - 7:05 pm
DFW
-
ISP
21h 44m
1 stop
$289Frontier
Tue, Jun 23 - Thu, Jun 25
Frontier Logo
7:50 pm - 3:42 pm
ISP
-
DFW
20h 52m
1 stop
Frontier Logo
8:28 am - 9:53 am
DFW
-
ISP
24h 25m
1 stop
$290Frontier
Fri, Jul 3 - Tue, Jul 7
Frontier Logo
10:48 am - 7:39 am
ISP
-
DFW
21h 51m
1 stop
Frontier Logo
6:00 am - 7:05 pm
DFW
-
ISP
12h 05m
1 stop
$304Frontier
Fri, Aug 28 - Mon, Aug 31
Frontier Logo
7:50 pm - 7:00 am
ISP
-
DFW
12h 10m
1 stop
Frontier Logo
11:39 am - 8:57 pm
DFW
-
ISP
8h 18m
1 stop
$308Frontier
Sat, Jun 20 - Mon, Jun 22
Frontier Logo
9:52 pm - 7:39 am
ISP
-
DFW
10h 47m
1 stop
Frontier Logo
7:51 pm - 10:03 am
DFW
-
ISP
13h 12m
1 stop
$309Frontier
Thu, Jun 18 - Fri, Jul 3
Frontier Logo
9:52 pm - 10:34 am
ISP
-
DFW
13h 42m
1 stop
Frontier Logo
9:10 am - 7:05 pm
DFW
-
ISP
8h 55m
1 stop
$310Frontier
Wed, Jun 24 - Sat, Jun 27
Frontier Logo
4:13 pm - 9:12 am
ISP
-
DFW
17h 59m
1 stop
Frontier Logo
9:44 pm - 9:33 am
DFW
-
ISP
10h 49m
1 stop
$323Frontier
Wed, Sep 23 - Tue, Sep 29
Frontier Logo
10:43 am - 5:52 pm
ISP
-
DFW
8h 09m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$324Frontier
Sat, Jul 11 - Sat, Jul 18
Frontier Logo
9:52 pm - 7:39 am
ISP
-
DFW
10h 47m
1 stop
Frontier Logo
9:10 am - 7:05 pm
DFW
-
ISP
8h 55m
1 stop
$329Frontier
Thu, Jun 25 - Sat, Jun 27

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
Jun 16
ISP4:41 pmIslip Long Island
27h 05m
1 stop
DFW6:46 pmDallas/Fort Worth
Jun 23
DFW7:51 pmDallas/Fort Worth
24h 06m
1 stop
ISP8:57 pmIslip Long Island
$270
Frontier
Jun 23
ISP4:41 pmIslip Long Island
15h 58m
1 stop
DFW7:39 amDallas/Fort Worth
Jun 25
DFW8:21 pmDallas/Fort Worth
21h 44m
1 stop
ISP7:05 pmIslip Long Island
$289
Frontier
Jul 3
ISP7:50 pmIslip Long Island
20h 52m
1 stop
DFW3:42 pmDallas/Fort Worth
Jul 7
DFW8:28 amDallas/Fort Worth
24h 25m
1 stop
ISP9:53 amIslip Long Island
$290

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

Our best JetBlue deals on Islip, New York to Dallas/Fort Worth Airport flight tickets
JetBlue
Sep 1
ISP6:00 amIslip Long Island
10h 15m
1 stop
DFW3:15 pmDallas/Fort Worth
Sep 2
DFW11:45 amDallas/Fort Worth
8h 49m
1 stop
ISP9:34 pmIslip Long Island
$473
JetBlue
Jul 9
ISP4:58 pmIslip Long Island
7h 18m
1 stop
DFW11:16 pmDallas/Fort Worth
Jul 14
DFW11:28 amDallas/Fort Worth
9h 16m
1 stop
ISP9:44 pmIslip Long Island
$523
JetBlue
Jul 14
ISP6:00 amIslip Long Island
10h 15m
1 stop
DFW3:15 pmDallas/Fort Worth
Jul 21
DFW11:28 amDallas/Fort Worth
7h 05m
1 stop
ISP7:33 pmIslip Long Island
$543

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 May 31, 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

Cheapest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 6/16

4:41 pm-6:46 pm

1 stop27h 05m

Dallas/Fort Worth

Tue 6/23

7:51 pm-8:57 pm

1 stop24h 06m

$270

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 6/23

4:41 pm-7:39 am

1 stop15h 58m

Dallas/Fort Worth

Thu 6/25

8:21 pm-7:05 pm

1 stop21h 44m

$289

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 7/3

7:50 pm-3:42 pm

1 stop20h 52m

Dallas/Fort Worth

Tue 7/7

8:28 am-9:53 am

1 stop24h 25m

$290

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 8/28

10:48 am-7:39 am

1 stop21h 51m

Dallas/Fort Worth

Mon 8/31

6:00 am-7:05 pm

1 stop12h 05m

$304

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 6/20

7:50 pm-7:00 am

1 stop12h 10m

Dallas/Fort Worth

Mon 6/22

11:39 am-8:57 pm

1 stop8h 18m

$308

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 6/18

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Fri 7/3

7:51 pm-10:03 am

1 stop13h 12m

$309

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 6/24

9:52 pm-10:34 am

1 stop13h 42m

Dallas/Fort Worth

Sat 6/27

9:10 am-7:05 pm

1 stop8h 55m

$310

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 9/23

4:13 pm-9:12 am

1 stop17h 59m

Dallas/Fort Worth

Tue 9/29

9:44 pm-9:33 am

1 stop10h 49m

$323

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 7/11

10:43 am-5:52 pm

1 stop8h 09m

Dallas/Fort Worth

Sat 7/18

5:30 am-7:01 pm

1 stop12h 31m

$324
Quickest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 6/25

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Sat 6/27

9:10 am-7:05 pm

1 stop8h 55m

$329

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 February. Flight prices, which tend to average around $0, 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 February, then October is your next best option. Flight prices from Islip, New York to Dallas/Fort Worth Airport during October average around $236.

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 $336. 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 $512.

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 $282 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $464 on average. Flights to Dallas/Fort Worth Airport from Islip, New York in the afternoon 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

6h 10m

Direct flights

None
The fastest flight from Islip, New York to Dallas/Fort Worth Airport takes 6h 10m
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

Frequently asked questions about flying from Islip, New York to Dallas/Fort Worth Airport

  • 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 6h 10m.

  • 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
5.6
2,925 reviews
Search Frontier flights
SouthwestPriceFrom $253Free CancellationRating
8.0
4,258 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
Plano
Grapevine
Frisco
Irving
Denton
Thackerville
Grand Prairie
McKinney
Richardson
Garland
Durant
Lewisville
Addison
Allen
Rockwall
Mansfield
Burleson
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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