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Cheap flights from Islip, New York to Dallas from $164

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 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
7:46 pm - 12:23 pm
ISP
-
DFW
17h 37m
1 stop
Frontier Logo
8:28 am - 9:53 am
DFW
-
ISP
24h 25m
1 stop
$242Frontier
Fri, Aug 14 - Sun, Aug 16
Frontier Logo
10:57 am - 7:03 pm
ISP
-
DFW
9h 06m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$246Frontier
Wed, Aug 5 - Wed, Aug 12
Frontier Logo
10:57 am - 7:00 pm
ISP
-
DFW
9h 03m
1 stop
Frontier Logo
8:05 pm - 9:53 am
DFW
-
ISP
12h 48m
1 stop
$250Frontier
Tue, Sep 1 - Wed, Sep 2
Frontier Logo
10:57 am - 7:03 pm
ISP
-
DFW
9h 06m
1 stop
Frontier Logo
8:05 pm - 9:53 am
DFW
-
ISP
12h 48m
1 stop
$251Frontier
Wed, Aug 5 - Tue, Aug 18
Frontier Logo
7:46 pm - 11:47 pm
ISP
-
DFW
29h 01m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$257Frontier
Fri, Jul 24 - Mon, Jul 27
Frontier Logo
10:57 am - 7:03 pm
ISP
-
DFW
9h 06m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$290Frontier
Wed, Jul 22 - Sat, Jul 25
Frontier Logo
10:57 am - 7:15 pm
ISP
-
DFW
9h 18m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$294Frontier
Fri, Jul 10 - Mon, Jul 13
Frontier Logo
10:57 am - 7:03 pm
ISP
-
DFW
9h 06m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$304Frontier
Wed, Jul 22 - Wed, Jul 29
Frontier Logo
4:13 pm - 9:12 am
ISP
-
DFW
17h 59m
1 stop
Frontier Logo
1:35 pm - 9:33 am
DFW
-
ISP
18h 58m
1 stop
$305Frontier
Fri, Oct 23 - Wed, Oct 28
Frontier Logo
10:43 am - 11:51 pm
ISP
-
DFW
14h 08m
1 stop
Frontier Logo
5:30 am - 7:01 pm
DFW
-
ISP
12h 31m
1 stop
$309Frontier
Sat, Jul 18 - Sat, Jul 25

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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
Aug 14
ISP7:46 pmIslip Long Island
17h 37m
1 stop
DFW12:23 pmDallas/Fort Worth
Aug 16
DFW8:28 amDallas/Fort Worth
24h 25m
1 stop
ISP9:53 amIslip Long Island
$242
Frontier
Aug 5
ISP10:57 amIslip Long Island
9h 06m
1 stop
DFW7:03 pmDallas/Fort Worth
Aug 12
DFW5:30 amDallas/Fort Worth
12h 31m
1 stop
ISP7:01 pmIslip Long Island
$246
Frontier
Sep 1
ISP10:57 amIslip Long Island
9h 03m
1 stop
DFW7:00 pmDallas/Fort Worth
Sep 2
DFW8:05 pmDallas/Fort Worth
12h 48m
1 stop
ISP9:53 amIslip Long Island
$250

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
Aug 11
ISP6:00 amIslip Long Island
10h 15m
1 stop
DFW3:15 pmDallas/Fort Worth
Aug 18
DFW11:44 amDallas/Fort Worth
9h 05m
1 stop
ISP9:49 pmIslip Long Island
$373
JetBlue
Jul 23
ISP6:00 amIslip Long Island
10h 15m
1 stop
DFW3:15 pmDallas/Fort Worth
Jul 29
DFW11:28 amDallas/Fort Worth
9h 16m
1 stop
ISP9:44 pmIslip Long Island
$383
JetBlue
Jul 23
ISP6:00 amIslip Long Island
10h 15m
1 stop
DFW3:15 pmDallas/Fort Worth
Jul 27
DFW11:28 amDallas/Fort Worth
9h 16m
1 stop
ISP9:44 pmIslip Long Island
$393

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 June 24, 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

Fri 8/14

7:46 pm-12:23 pm

1 stop17h 37m

Dallas/Fort Worth

Sun 8/16

8:28 am-9:53 am

1 stop24h 25m

$242
Quickest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 8/5

10:57 am-7:03 pm

1 stop9h 06m

Dallas/Fort Worth

Wed 8/12

5:30 am-7:01 pm

1 stop12h 31m

$246

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 9/1

10:57 am-7:00 pm

1 stop9h 03m

Dallas/Fort Worth

Wed 9/2

8:05 pm-9:53 am

1 stop12h 48m

$250

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 8/5

10:57 am-7:03 pm

1 stop9h 06m

Dallas/Fort Worth

Tue 8/18

8:05 pm-9:53 am

1 stop12h 48m

$251

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 7/24

7:46 pm-11:47 pm

1 stop29h 01m

Dallas/Fort Worth

Mon 7/27

5:30 am-7:01 pm

1 stop12h 31m

$257

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 7/22

10:57 am-7:03 pm

1 stop9h 06m

Dallas/Fort Worth

Sat 7/25

5:30 am-7:01 pm

1 stop12h 31m

$290

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 7/10

10:57 am-7:15 pm

1 stop9h 18m

Dallas/Fort Worth

Mon 7/13

5:30 am-7:01 pm

1 stop12h 31m

$294

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 7/22

10:57 am-7:03 pm

1 stop9h 06m

Dallas/Fort Worth

Wed 7/29

5:30 am-7:01 pm

1 stop12h 31m

$304

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 10/23

4:13 pm-9:12 am

1 stop17h 59m

Dallas/Fort Worth

Wed 10/28

1:35 pm-9:33 am

1 stop18h 58m

$305

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 7/18

10:43 am-11:51 pm

1 stop14h 08m

Dallas/Fort Worth

Sat 7/25

5:30 am-7:01 pm

1 stop12h 31m

$309

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 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 $378. 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 $534.

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 $288 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 $467 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

5h 50m

Direct flights

None
The fastest flight from Islip, New York to Dallas/Fort Worth Airport takes 5h 50m
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 5h 50m.

  • 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
2,866 reviews
Search Frontier flights
SouthwestPriceFrom $253Free CancellationRating
7.9
4,242 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
Irving
Frisco
Denton
Thackerville
Richardson
McKinney
Lewisville
Grand Prairie
Garland
Addison
Durant
Burleson
Rockwall
Allen
Mansfield
Ardmore

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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