$82+ Cheap flights from Islip, NY to Baltimore (ISP - BWI)
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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BWI
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Baltimore with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Baltimore
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Cheapest flights from Islip to BaltimoreExplore the most affordable flight options available from Islip to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Islip to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:20 pm -
Nonstop1h 15m
Mon 10/53:50 pm -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
Nonstop1h 10m
Fri 11/610:20 pm -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$194
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:40 pm -
Nonstop1h 15m
Tue 10/139:25 pm -
Nonstop1h 15m
Deal found 9/8![Southwest logo]()
$236
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:00 am -
Nonstop1h 15m
Sun 10/259:10 am -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:20 pm -
Nonstop1h 15m
Sun 10/49:10 am -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:35 pm -
Nonstop1h 15m
Tue 9/299:05 am -
Nonstop1h 10m
Deal found 9/4![Southwest logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:52 am -
2 stops20h 39m
Wed 9/309:27 am -
1 stop7h 31m
Deal found 9/8![Multiple Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:40 pm -
Nonstop1h 15m
Sun 10/2510:25 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:43 pm -
1 stop14h 48m
Tue 9/299:27 am -
1 stop7h 31m
Deal found 9/4![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:43 pm -
1 stop14h 48m
Tue 10/1310:22 am -
2 stops24h 58m
Deal found 9/8![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:43 pm -
1 stop14h 48m
Tue 9/293:10 pm -
2 stops20h 10m
Deal found 9/4![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:55 pm -
1 stop13h 25m
Sun 10/189:52 pm -
1 stop20h 08m
Deal found 9/4![Frontier logo]()
$337
Best flights from Islip to BaltimoreDiscover carefully curated flight deals from Islip to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Islip to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:05 am -
Nonstop1h 15m
Wed 11/188:35 pm -
Nonstop1h 05m
Deal found 9/9![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:40 am -
Nonstop1h 15m
Wed 10/149:25 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:20 pm -
Nonstop1h 15m
Mon 10/53:50 pm -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:50 pm -
Nonstop1h 15m
Mon 10/261:20 pm -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:43 pm -
1 stop14h 48m
Fri 9/259:32 pm -
1 stop19h 26m
Deal found 9/6![Frontier logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:31 pm -
2 stops37h 00m
Thu 9/249:32 pm -
1 stop19h 26m
Deal found 9/4![Multiple Airlines logo]()
$467
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
Nonstop1h 10m
Fri 11/610:20 pm -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$194
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:50 pm -
Nonstop1h 15m
Sun 10/259:10 am -
Nonstop1h 10m
Deal found 9/7![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:05 pm -
Nonstop1h 20m
Mon 11/303:10 pm -
Nonstop1h 10m
Deal found 9/7![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:35 am -
Nonstop1h 20m
Mon 11/303:10 pm -
Nonstop1h 10m
Deal found 9/6![Southwest logo]()
$390
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:05 am -
Nonstop1h 20m
Sat 11/2810:40 am -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$430
Last-minute flights from Islip to BaltimoreDiscover last-minute flight deals from Islip to Baltimore. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Baltimore. Data last updated September 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:35 pm -
Nonstop1h 15m
Tue 9/299:05 am -
Nonstop1h 10m
Deal found 9/4![Southwest logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:43 pm -
1 stop14h 48m
Tue 9/299:27 am -
1 stop7h 31m
Deal found 9/4![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:43 pm -
1 stop14h 48m
Tue 9/293:10 pm -
2 stops20h 10m
Deal found 9/4![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:52 am -
2 stops20h 39m
Wed 9/309:27 am -
1 stop7h 31m
Deal found 9/8![Multiple Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:20 pm -
Nonstop1h 15m
Mon 10/53:50 pm -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:20 pm -
Nonstop1h 15m
Sun 10/49:10 am -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:43 pm -
1 stop14h 48m
Tue 10/1310:22 am -
2 stops24h 58m
Deal found 9/8![Multiple Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:40 pm -
Nonstop1h 15m
Tue 10/139:25 pm -
Nonstop1h 15m
Deal found 9/8![Southwest logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:55 pm -
1 stop13h 25m
Sun 10/189:52 pm -
1 stop20h 08m
Deal found 9/4![Frontier logo]()
$337
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:00 am -
Nonstop1h 15m
Sun 10/259:10 am -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:40 pm -
Nonstop1h 15m
Sun 10/2510:25 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
Nonstop1h 10m
Fri 11/610:20 pm -
Nonstop1h 10m
Deal found 9/8![Southwest logo]()
$194
One-way flights from Islip to BaltimoreSearch for one-way flight options from Islip to Baltimore. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Islip to Baltimore. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:40 am -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:38 pm -
3 stops27h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:38 pm -
3 stops27h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:00 pm -
2 stops26h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:00 pm -
2 stops26h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:43 pm -
2 stops23h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:02 pm -
2 stops25h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$146
Find flight deals from Islip to Baltimore
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $163 (Southwest) |
One-way from | $82 (Southwest) |
Popular in | July |
Cheapest in | January |
Average price | $506 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Baltimore 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 7,457,451 searches. Data last updated September 9, 2026.
Use the filters below to find and compare flights from Islip to Baltimore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Tue 12/8
4:05 pm-5:25 pm
Nonstop1h 20m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$82
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Sat 11/7
3:30 pm-4:50 pm
Nonstop1h 20m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$82
Quickest round-trip
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Thu 10/8
3:10 pm-4:25 pm
Nonstop1h 15m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$82
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Tue 10/6
12:50 pm-2:05 pm
Nonstop1h 15m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Fri 10/16
3:10 pm-4:25 pm
Nonstop1h 15m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Thu 11/5
12:25 pm-1:45 pm
Nonstop1h 20m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Wed 11/4
4:05 pm-5:25 pm
Nonstop1h 20m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Sat 10/17
12:20 pm-1:35 pm
Nonstop1h 15m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Sat 12/5
6:00 am-7:20 am
Nonstop1h 20m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
IslipBaltimore
ISP Islip Long Island - BWI Baltimore/Washington
ISPBWI
Islip Long Island
Sat 10/10
12:20 pm-1:35 pm
Nonstop1h 15m
Baltimore/Washington
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Islip to Baltimore
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Baltimore in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Islip, New York-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Baltimore flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Baltimore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Islip to Baltimore
Have a flexible travel schedule? Discover the best time to fly to Baltimore from Islip with our price prediction graph.
ISP-BWI
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 Baltimore
What is the cheapest month to book a flight from Islip, New York to Baltimore?
Currently, January is the cheapest month in which you can book a flight from Islip, New York to Baltimore (average of $255). Flying from Islip, New York to Baltimore in July is currently the most expensive (average of $673). 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.
What is the cheapest time of day to fly from ISP to BWI?
Find hourly flight availability from Islip to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 9, 2026.
When flying from Islip, New York to Baltimore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 19% versus a flight at noon.
Reviews of airlines servicing Baltimore
Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated September 9, 2026.
Read through reviews of airlines operating flights from Islip to Baltimore, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJoseph,Sep 2023
LAX - BWI
Related info for your journey
Find useful and relevant information for your journey from Islip to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top airline flying from Islip to Baltimore
Discover the top airline that operate flights from Islip to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$217 | Average$381 | FlexibilityNo cancel fee | On-time63% |