Cheap flights from Baltimore to Islip (BWI - ISP) from $45

Travelers have found it’s best to book a flight 33 days in advance to save up to 56% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 33 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Baltimore to Islip 1-2 weeks in advance for as low as $216, or $279 for flights within the next 24 hours.

Our data shows that February tends to be the cheapest month to fly to Islip from Baltimore. Users have commonly found prices around $190 for the month, but tickets can be as low as $108. Due to multiple factors, prepare for potentially higher prices in November.

When flying from Baltimore to Islip, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Yes, there are multiple flights from Baltimore to Islip for under $200. The cheapest flight booked recently is on Multiple Airlines for just $115, but on average you can expect to pay $366.

You can find nonstop flights on the following days: Friday, Saturday.

6 flight departures from Baltimore to Islip per day on average.
Morning (6am - Noon) - 33% of flight departures
Afternoon (Noon - 6pm) - 17% of flight departures
Evening (6pm - Midnight) - 50% of flight departures

Great question - BWI to ISP just means Baltimore/Washington Airport to Islip Long Island Airport. Now you’ll know what these unique codes when you look for flights!

When you search for this flight from Baltimore to Islip, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Islip from Baltimore.

Need flexible booking options for your flight to Islip from Baltimore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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