WAS to ITH, to Ithaca Tompkins International Airport Cheap Flights

Based on HopeGoo data, United Airlines offers one-way fares as low as US$166 on Cheapest nonstop routes (e.g. IAD to ITH on Thu, Apr 9), while United Airlines offers Cheapest nonstop round-trips from US$351 departing on Fri, Mar 20 and returning on Sun, Mar 22.

At the moment, you can catch a nonstop flight from Washington D.C. to Ithaca with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

It takes about 1 hour 17 minutes to fly from Washington D.C. to Ithaca.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Washington D.C. to Ithaca 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.

Based on HopeGoo data in the past 4 weeks, there is 12 flight per week flying from Washington D.C. to Ithaca. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA4950 (22:42) United Airlines: S/M/T/W/T/F/S -- UA4945 (17:49)

To find best deals on flights from Washington D.C. to Ithaca, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Apr 9, with one-way flights priced at just US$166. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Ithaca travel is around July. · Get exclusive promo codes for HopeGoo app users.

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

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Washington D.C. to Ithaca on March 18, 2026 with Delta Air Lines, with prices starting at US$214.

You can land at any one of the following hubs in Ithaca, with Dulles International Airport to Ithaca Tompkins International Airport (IAD-ITH) is by far the most common option on this route: Ithaca Tompkins International Airport (ITH).

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

Tickets can only be changed or canceled 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 HopeGoo, 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.