Which layover airport has the shortest travel time from Seattle to Harrisburg?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 6h 36m.

Which layover airport offers the lowest fares from Seattle to Harrisburg?

Flights via Chicago (ORD) offer the lowest average round-trip price of $447.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Harrisburg?

American Airlines and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Harrisburg

Which airport is the most popular layover for flights between Seattle and Harrisburg?

Philadelphia (PHL) was the most common stop: 83% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Seattle to Harrisburg?

Chicago (ORD) has the shortest average layover time for this route: 1h 07m.

What airlines fly to Harrisburg?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Harrisburg from Seattle according to our data. Alaska Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Harrisburg. Keep in mind that there are 7 different airlines that fly to Harrisburg on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport is 3 as of January 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Harrisburg Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Harrisburg Airport.

What documentation or ID do you need to fly to Harrisburg Airport?

The travel and health documents you'll need for your trip to Harrisburg Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harrisburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$130 Cheap Flights from Seattle to Harrisburg in 2026

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Find the cheapest flights from Seattle to Harrisburg

Round-trip

One-way

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Cheap round-trip flights

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11:26 pm - 11:13 am

SEA

MDT

8h 47m

1 stop

2:56 pm - 9:23 pm

MDT

SEA

9h 27m

1 stop

$259American Airlines

Fri, May 1 - Tue, May 5

10:57 pm - 9:21 am

SEA

MDT

7h 24m

1 stop

12:51 pm - 9:16 pm

MDT

SEA

11h 25m

2 stops

$264American Airlines

Wed, Mar 4 - Tue, Mar 10

10:57 pm - 9:26 am

SEA

MDT

7h 29m

1 stop

6:31 pm - 12:24 am

MDT

SEA

8h 53m

1 stop

$294American Airlines

Mon, Feb 16 - Mon, Feb 23

2:09 pm - 11:50 pm

SEA

MDT

6h 41m

1 stop

6:31 pm - 12:24 am

MDT

SEA

8h 53m

1 stop

$299American Airlines

Sun, Feb 8 - Fri, Feb 13

12:07 am - 12:01 pm

SEA

MDT

8h 54m

1 stop

6:31 pm - 11:04 pm

MDT

SEA

7h 33m

1 stop

$309American Airlines

Wed, Feb 11 - Tue, Feb 17

12:07 am - 12:01 pm

SEA

MDT

8h 54m

1 stop

6:31 pm - 11:04 pm

MDT

SEA

7h 33m

1 stop

$328American Airlines

Wed, Feb 11 - Tue, Feb 17

5:10 pm - 9:35 am

SEA

MDT

13h 25m

2 stops

5:40 pm - 10:43 pm

MDT

SEA

8h 03m

1 stop

$338United Airlines

Sun, Feb 8 - Fri, Feb 13

10:58 am - 9:27 pm

SEA

MDT

7h 29m

1 stop

6:30 am - 11:32 am

MDT

SEA

8h 02m

1 stop

$339United Airlines

Tue, Feb 3 - Sat, Feb 7

10:58 am - 9:27 pm

SEA

MDT

7h 29m

1 stop

6:15 am - 3:44 pm

MDT

SEA

12h 29m

2 stops

$344United Airlines

Tue, Feb 3 - Sat, Feb 7

11:00 pm - 1:51 pm

SEA

MDT

11h 51m

2 stops

6:30 am - 3:44 pm

MDT

SEA

12h 14m

2 stops

$350United Airlines

Tue, Feb 3 - Sat, Feb 7

American Airlines flights from Seattle to Harrisburg

Our best American Airlines deals on Seattle to Harrisburg flight tickets

American Airlines

May 1

SEA11:26 pmSeattle/Tacoma Intl

8h 47m

1 stop

MDT11:13 amHarrisburg

May 5

MDT2:56 pmHarrisburg

9h 27m

1 stop

SEA9:23 pmSeattle/Tacoma Intl

$259

American Airlines

Mar 4

SEA10:57 pmSeattle/Tacoma Intl

7h 24m

1 stop

MDT9:21 amHarrisburg

Mar 10

MDT12:51 pmHarrisburg

11h 25m

2 stops

SEA9:16 pmSeattle/Tacoma Intl

$264

American Airlines

Feb 16

SEA10:57 pmSeattle/Tacoma Intl

7h 29m

1 stop

MDT9:26 amHarrisburg

Feb 23

MDT6:31 pmHarrisburg

8h 53m

1 stop

SEA12:24 amSeattle/Tacoma Intl

$294

United Airlines flights from Seattle to Harrisburg

Our best United Airlines deals on Seattle to Harrisburg flight tickets

United Airlines

Feb 8

SEA5:10 pmSeattle/Tacoma Intl

13h 25m

2 stops

MDT9:35 amHarrisburg

Feb 13

MDT5:40 pmHarrisburg

8h 03m

1 stop

SEA10:43 pmSeattle/Tacoma Intl

$338

United Airlines

Feb 3

SEA10:58 amSeattle/Tacoma Intl

7h 29m

1 stop

MDT9:27 pmHarrisburg

Feb 7

MDT6:30 amHarrisburg

8h 02m

1 stop

SEA11:32 amSeattle/Tacoma Intl

$339

United Airlines

Feb 3

SEA10:58 amSeattle/Tacoma Intl

7h 29m

1 stop

MDT9:27 pmHarrisburg

Feb 7

MDT6:15 amHarrisburg

12h 29m

2 stops

SEA3:44 pmSeattle/Tacoma Intl

$344

Fly from

Fly to

Route

Depart

Return

Price

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Fri 5/1

11:26 pm-11:13 am

1 stop8h 47m

Harrisburg

Tue 5/5

2:56 pm-9:23 pm

1 stop9h 27m

$259

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Wed 3/4

10:57 pm-9:21 am

1 stop7h 24m

Harrisburg

Tue 3/10

12:51 pm-9:16 pm

2 stops11h 25m

$264

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Mon 2/16

10:57 pm-9:26 am

1 stop7h 29m

Harrisburg

Mon 2/23

6:31 pm-12:24 am

1 stop8h 53m

$294

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Sun 2/8

2:09 pm-11:50 pm

1 stop6h 41m

Harrisburg

Fri 2/13

6:31 pm-12:24 am

1 stop8h 53m

$299

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Wed 2/11

12:07 am-12:01 pm

1 stop8h 54m

Harrisburg

Tue 2/17

6:31 pm-11:04 pm

1 stop7h 33m

$309

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Wed 2/11

12:07 am-12:01 pm

1 stop8h 54m

Harrisburg

Tue 2/17

6:31 pm-11:04 pm

1 stop7h 33m

$328

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Sun 2/8

5:10 pm-9:35 am

2 stops13h 25m

Harrisburg

Fri 2/13

5:40 pm-10:43 pm

1 stop8h 03m

$338

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Tue 2/3

10:58 am-9:27 pm

1 stop7h 29m

Harrisburg

Sat 2/7

6:30 am-11:32 am

1 stop8h 02m

$339

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Tue 2/3

10:58 am-9:27 pm

1 stop7h 29m

Harrisburg

Sat 2/7

6:15 am-3:44 pm

2 stops12h 29m

$344

SeattleHarrisburg

SEA - MDT

SEAMDT

Seattle/Tacoma Intl

Tue 2/3

11:00 pm-1:51 pm

2 stops11h 51m

Harrisburg

Sat 2/7

6:30 am-3:44 pm

2 stops12h 14m

$350

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Harrisburg

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Harrisburg?

The month of February is, on average, the cheapest month to fly to Harrisburg from Seattle, with most prices found around $313. If you aren’t able to travel to Harrisburg during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $367.

How have Seattle to Harrisburg flight prices changed over time?

As of January 2026, prices for Seattle to Harrisburg flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Harrisburg

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Harrisburg according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Harrisburg (SEA to MDT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Harrisburg

Fastest flight time	6h 44m
Direct flights	None

The fastest flight from Seattle to Harrisburg takes 6h 44m

There are no direct flights from Seattle to Harrisburg. There are no popular flight routes from Seattle to Harrisburg.

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How far is Seattle/Tacoma Intl to Harrisburg by plane?
The straight-line distance from Seattle/Tacoma Intl to Harrisburg is 2281.5 mi. In terms of flight time, this usually takes a little over 6h 44m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport is 3 as of January 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Harrisburg Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Harrisburg Airport.
What documentation or ID do you need to fly to Harrisburg Airport?
The travel and health documents you'll need for your trip to Harrisburg Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harrisburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Harrisburg?
Based on momondo bookings for flights between Seattle and Harrisburg, the leading plane model is Airbus A319, making up 100.00% of the total bookings.
What is the most popular airline from Seattle to Harrisburg?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Harrisburg is American Airlines (52% of total bookings). The next most popular airlines are United Airlines (36%) and Delta (12%).

Best airlines flying from Seattle to Harrisburg

Compare and see reviews for airlines that fly from Seattle to Harrisburg with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $193	Free Cancellation	Rating 7.9 8,089 reviews	Search Delta flights
United Airlines	PriceFrom $193	Free Cancellation	Rating 7.4 9,191 reviews	Search United Airlines flights
American Airlines	PriceFrom $286	Free Cancellation	Rating 7.2 11,174 reviews	Search American Airlines flights

Hershey

Carlisle

Mechanicsburg

Camp Hill

Hummelstown

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Harrisburg?

Finding the right flight to Harrisburg from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Harrisburg quick and easy, saving you time and money.

Can I find flights from Seattle to Harrisburg with flexible booking policies on momondo?

Flights from Seattle to Harrisburg with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Harrisburg?

Once you have performed a search for Seattle to Harrisburg flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Harrisburg right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Harrisburg flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Harrisburg trip

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Cheap flights from Seattle to Harrisburg from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Harrisburg departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Seattle to Harrisburg

Our best American Airlines deals on Seattle to Harrisburg flight tickets

United Airlines flights from Seattle to Harrisburg

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How to get the cheapest flight ticket from Seattle to Harrisburg

What is the cheapest month to fly to Harrisburg?

How have Seattle to Harrisburg flight prices changed over time?

As of January 2026, prices for Seattle to Harrisburg flights are approximately 10% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Harrisburg?

American Airlines and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Harrisburg

What airlines fly to Harrisburg?

Which airport is the most popular layover for flights between Seattle and Harrisburg?

Philadelphia (PHL) was the most common stop: 83% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Harrisburg?

Flights via Chicago (ORD) offer the lowest average round-trip price of $447.

Which layover airport has the shortest travel time from Seattle to Harrisburg?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 6h 36m.

Which layover airport has the shortest connection time from Seattle to Harrisburg?

Chicago (ORD) has the shortest average layover time for this route: 1h 07m.

When to book flights from Seattle to Harrisburg

Cheap Seattle to Harrisburg (SEA to MDT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Harrisburg

Fastest flight time

Direct flights

How far is Seattle/Tacoma Intl to Harrisburg by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Harrisburg Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Harrisburg Airport?

What documentation or ID do you need to fly to Harrisburg Airport?

What is the most popular plane model from Seattle to Harrisburg?

What is the most popular airline from Seattle to Harrisburg?

Best airlines flying from Seattle to Harrisburg

Compare and see reviews for airlines that fly from Seattle to Harrisburg with momondo

Traveling to a place near Harrisburg?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Harrisburg?

Can I find flights from Seattle to Harrisburg with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Harrisburg?

I’m not ready to book a flight from Seattle to Harrisburg right now. Can momondo alert me if prices change?

An easier way to manage your Harrisburg trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Pennsylvania