Cheap flights from Islip to Pittsburgh (ISP - PIT) from $62

Users have found that flying from Islip to Pittsburgh on a Wednesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Travelers have found it’s best to book a flight 29 days in advance to save up to 74% 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 29 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 Islip to Pittsburgh 1-2 weeks in advance for as low as $260, or $392 for flights within the next 24 hours.

The best pricing can be found in the month of February. Prices to Pittsburgh from Islip average $231. You can even find prices in February for less than $231, as users have found deals to Pittsburgh from as low as $78. The month of May appears to be one of the more expensive times to travel to Pittsburgh from Islip. Flying in the targeted month can save you up to 15%.

It’s typically best to fly out from Islip to Pittsburgh at noon. Doing so could potentially save you 5% on the flight price compared to flying in the morning, which is usually more expensive.

Yes, there are multiple flights from Islip to Pittsburgh for under $100. The cheapest flight booked recently is on Frontier for just $98, but on average you can expect to pay $150.

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

Deals for Islip to Pittsburgh flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Millions of users choose and trust Cheapflights to book the best flight deals from Islip to Pittsburgh for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Cheapflights does show flights with no change fees to all users. To see these options for flights from Islip to Pittsburgh, users can toggle the no change fees filter when performing a flight search.

Not ready to book yet? You can track prices for flights from Islip to Pittsburgh on Cheapflights with our Price Alert feature and get notified when better prices are available.