How to find the cheapest flight from
Harrisburg (MDT) to Seattle (SEA)
What is the cheapest day to fly round-trip from Harrisburg to Seattle?
Departing on a Monday is a good option for securing a great price. You can expect to save up to 12% when planning your travel around this day of the week.
How far in advance should I book a flight from Harrisburg to Seattle?
To save up to 58% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Harrisburg to Seattle from $136 1-2 weeks out and tickets from $197 for flights departing within the next 72 hours.
When is the cheapest time to fly from Harrisburg to Seattle (MDT - 03A)?
A simple way to save on the total cost of your ticket is to fly from Harrisburg to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the morning.
One-way flights to Seattle from Harrisburg
The cheapest one-way flights from Harrisburg to Seattle
5:26 pm - 4:33 pm
Related info for your journey
Useful info, stats and facts about Harrisburg to Seattle flights.
Alternative routes for Harrisburg to Seattle
Destination information for Seattle
Things to know before you go. Useful info for your trip from Harrisburg to Seattle
Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)