What’s the cost of a flight from Islip to Washington?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Islip and Washington.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Is there more than one airport in Islip or Washington?

Even short-haul routes can benefit from considering secondary airports. It may open up more flight times or cheaper fares.

• Airports in Islip: Only Islip - Long Island MacArthur is currently operational.
• Airports in Washington: Washington has 3 airports - Dulles international, Ronald Reagan, Washington International.

Airports with more daily flights offer more flexibility if plans change or delays occur. If you’re flexible, consider airports near Washington as well.

Customize your flight from Islip to Washington

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from Ryanair, Easyjet, British Airways, Expedia, eDreams, and more.

Other popular destinations

Thinking about United States? You might also consider: Las Vegas, Los Angeles, Miami, New York City, Orlando.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.