Cheap Flights from Seattle (SEA) to Harrisburg (MDT) ~

Popular airlines from Seattle-Tacoma International Airport (SEA) to Harrisburg Intl. Airport (MDT)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find the cheapest month to fly from Seattle (SEA) to Harrisburg (MDT)

February is typically the cheapest month to fly

From HK$2,012 - HK$5,799 per traveller.

Graph displaying average flight prices per month

Seattle to Harrisburg route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Harrisburg Intl.
Distance
3664 km
Average flight time
11 hours 11 mins

Flights from Seattle to Middletown

Book cheap flights from Seattle (SEA) to Middletown (MDT) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seattle (SEA) to Middletown (MDT) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle (SEA) to Middletown (MDT) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Middletown flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Middletown and things to do in Middletown for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Middletown more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Middletown is now!

 

Frequently asked questions

How much is a flight from Sea-Tac Airport to Harrisburg Intl. Airport (MDT)?
The lowest price advertised for a round-trip journey from Seattle - Tacoma Intl. Airport (SEA) to Harrisburg Intl. Airport (MDT) is . But you better get moving. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Harrisburg Intl. Airport (MDT)?
Most flights can be canceled online, but each air carrier has its own set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Harrisburg Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to Harrisburg Intl. Airport (MDT) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SEA to Harrisburg Intl. Airport (MDT)?
Around 3,700 kilometers separates SeaTac and Middletown, so pack some entertainment to keep you occupied for a few hours. That novel you're eager to read will be just the ticket.
Which airlines fly direct from SEA to Harrisburg Intl. Airport?
At the moment, no airlines offer flights directly from Sea-Tac Airport to MDT. You'll have to book a flight with one or more stops. To get the best connections and price, lock in your fare ahead of time.
Are SEA to Harrisburg Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute flight deals between Seattle - Tacoma Intl. Airport (SEA) and Harrisburg Intl. Airport (MDT) are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some air carriers publish their prices up to 12 months before the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking and be ready to book when the price is right.

Explore a world of travel with Expedia

*Available to Expedia members.