The cheapest times to fly from ITH to SEA are

  • January 1st to February 25th (except the week of February 12th)
  • April 23rd to May 13th
  • May 28th to June 10th
  • July 9th to July 22nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ITH to SEA is late October to early November. Prices can be as high as $1045 for Sunday flights during early August, or as low as $322 for Wednesday flights around late October to early November.


When to Fly to Seattle

Flying from Ithaca/Cortland, NY (ITH) to Seattle, WA (SEA) will usually cost between $328 to $708 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $365. Due to high demand the most expensive time to fly is early August, with an average price of $690. Planning your trip to low-cost times can easily save you $325 on economy flights and even more on first-class flights. Generally, any price below $430 can be considered a good price for a round-trip ITH to SEA flight.

See below for a graph of average weekly prices for the ITH to SEA route. All prices are for round-trip tickets in USD.

ITH to SEA Flight Prices

Compared to other flights, the ITH to SEA flight is much cheaper than the average and costs less than the average flight leaving from Ithaca. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $184 (32%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $385. Return trip prices are from the SEA to ITH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ITH to SEA can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 0 minutes may not be realistic.


Flight Questions Answered

Still have questions about flying from ITH to SEA? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Seattle/Tacoma International Airport to Ithaca Tompkins Regional Airport?

The distance between the two airports is roughly 2234 miles or 3595 kilometers.

How long does it take to fly from ITH to SEA?

The real-world flight time for a nonstop ITH to SEA flight is about 5 hour 0 minutes.

How many flights go between Ithaca/Cortland, NY and Seattle, WA?

It depends on the day of the week and the date, but a typical day might have around 71 available flights from ITH to SEA.


Airport Location Info


Departing Airport

Origination code ITH
Origination airport name Ithaca Tompkins Regional Airport
City Ithaca/Cortland, NY
Country the United States
Latitude 42.5
Longitude -76.5

Return Airport

Destination code SEA
Destination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.