Cheap Flights from Islip to Annapolis from CNY 476

Frequently Asked Questions

FAQs for flights from Islip to Annapolis when no local airport is available. You can travel via Islip to Washington D.C. for departures and arrivals.

• Which airlines offer the cheapest flights from Islip (ISP) to Washington D.C. (WAS)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as CNY 476 on Cheapest nonstop routes (e.g. ISP to IAD on Sat, Jan 10), while Frontier Airlines offers Cheapest nonstop round-trips from CNY 1,978 departing on Sat, Dec 13 and returning on Mon, Dec 15.

• When is the best time to book flights from Islip to Washington D.C.?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Islip to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Islip to Washington D.C.?

  To find best deals on flights from Islip to Washington D.C., you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jan 10, with one-way flights priced at just CNY 476.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Islip to Washington D.C. to get the best price?

  The cheapest months to fly from Islip to Washington D.C. is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Islip to Washington D.C.?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Islip to Washington D.C. on December 13, 2025 with Frontier Airlines, with prices starting at CNY 1,978.

• What is the time difference between Islip and Washington D.C.?

  The time difference between Washington D.C. and Islip is 0h.

• How can I change or cancel my flight ticket from Islip to Washington D.C.?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.