What airlines fly to Harrisburg?

Alaska Airlines, United Airlines and Delta 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 58% of people opting to fly with this airline when traveling to Harrisburg. Keep in mind that there are 5 different airlines that fly to Harrisburg on a routine basis, so you have a few additional options to choose from.

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

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 4 as of October 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.

$254 Cheap Flights from Seattle to Harrisburg in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Harrisburg

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:52 am - 10:28 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

8h 36m1 stop Chicago O'Hare Intl

7:08 am - 2:44 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

10h 36m1 stop Dallas/Fort Worth

$381American Airlines

Tue, Dec 8 - Tue, Dec 15

6:00 am - 4:25 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

7h 25m1 stop Charlotte Douglas

2:15 pm - 8:21 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 06m1 stop Chicago O'Hare Intl

$381American Airlines

Wed, Nov 11 - Sat, Nov 21

8:09 am - 6:36 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

7h 27m1 stop Washington, D.C. Dulles Intl

2:38 pm - 8:56 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 18m1 stop Washington, D.C. Dulles Intl

$381United Airlines

Wed, Nov 4 - Wed, Nov 25

1:35 pm - 11:06 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

6h 31m1 stop Detroit Metropolitan Wayne County

6:23 pm - 11:57 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

8h 34m1 stop Atlanta Hartsfield-Jackson

$381Delta

Wed, Nov 11 - Wed, Nov 18

12:45 pm - 10:45 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

7h 00m1 stop Philadelphia

3:06 pm - 10:38 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

10h 32m1 stop Philadelphia

$381American Airlines

Tue, Nov 24 - Wed, Dec 2

10:40 am - 11:44 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

10h 04m2 stops San Francisco Washington, D.C. Dulles Intl

2:38 pm - 8:56 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 18m1 stop Washington, D.C. Dulles Intl

$386United Airlines

Wed, Nov 4 - Wed, Nov 25

6:00 am - 4:08 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

7h 08m1 stop Detroit Metropolitan Wayne County

6:25 pm - 12:09 amMDT Harrisburg-SEA Seattle/Tacoma Intl

8h 44m1 stop Atlanta Hartsfield-Jackson

$390Delta

Fri, Jan 29 - Tue, Feb 2

7:00 am - 7:11 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

9h 11m1 stop Chicago O'Hare Intl

6:20 am - 11:58 amMDT Harrisburg-SEA Seattle/Tacoma Intl

8h 38m1 stop Chicago O'Hare Intl

$390United Airlines

Thu, Jan 28 - Tue, Feb 2

7:15 am - 10:17 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

12h 02m2 stops Boise Air Term. Gowen Fld Chicago O'Hare Intl

7:02 am - 4:54 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

12h 52m2 stops Chicago O'Hare Intl Boise Air Term. Gowen Fld

$665Alaska Airlines

Tue, Nov 24 - Wed, Dec 2

7:15 am - 10:17 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

12h 02m2 stops Boise Air Term. Gowen Fld Chicago O'Hare Intl

1:57 pm - 9:56 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

10h 59m1 stop Philadelphia

$705Alaska Airlines

Fri, Nov 20 - Tue, Nov 24

Cheap last minute flights

Enter your travel dates to find the best prices.

11:59 pm - 11:17 amSEA Seattle/Tacoma Intl-MDT Harrisburg

8h 18m1 stop Chicago O'Hare Intl

6:30 am - 2:52 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

11h 22m1 stop Dallas/Fort Worth

$515American Airlines

Fri, Oct 9 - Sun, Oct 18

10:48 pm - 1:59 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

12h 11m2 stops Newark Washington, D.C. Dulles Intl

6:25 am - 11:27 amMDT Harrisburg-SEA Seattle/Tacoma Intl

8h 02m1 stop Chicago O'Hare Intl

$520United Airlines

Fri, Oct 9 - Sun, Oct 18

10:48 pm - 10:17 amSEA Seattle/Tacoma Intl-MDT Harrisburg

8h 29m1 stop Philadelphia

6:30 am - 2:52 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

11h 22m1 stop Dallas/Fort Worth

$578American Airlines

Wed, Oct 7 - Sun, Oct 11

8:07 pm - 7:32 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

20h 25m2 stops San Diego Chicago O'Hare Intl

12:10 pm - 6:28 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 18m1 stop Chicago O'Hare Intl

$705Alaska Airlines

Fri, Oct 9 - Tue, Oct 13

9:29 pm - 9:15 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

20h 46m1 stop Philadelphia

12:10 pm - 6:28 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 18m1 stop Chicago O'Hare Intl

$726Alaska Airlines

Fri, Oct 9 - Tue, Oct 13

5:58 pm - 7:32 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

22h 34m2 stops Portland Chicago O'Hare Intl

12:10 pm - 6:28 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 18m1 stop Chicago O'Hare Intl

$731Alaska Airlines

Fri, Oct 9 - Tue, Oct 13

6:12 am - 7:32 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

10h 20m1 stop Chicago O'Hare Intl

12:10 pm - 8:15 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

11h 05m1 stop Chicago O'Hare Intl

$739American Airlines

Thu, Oct 8 - Tue, Oct 13

9:05 am - 11:29 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

11h 24m2 stops San Francisco Washington, D.C. Dulles Intl

2:55 pm - 8:37 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

8h 42m1 stop Washington, D.C. Dulles Intl

$803United Airlines

Wed, Oct 7 - Sun, Oct 11

11:13 pm - 1:59 pmSEA Seattle/Tacoma Intl-MDT Harrisburg

11h 46m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

6:25 am - 4:34 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

13h 09m2 stops Chicago O'Hare Intl San Francisco

$804United Airlines

Fri, Oct 9 - Sun, Oct 18

6:55 pm - 11:33 amSEA Seattle/Tacoma Intl-MDT Harrisburg

13h 38m2 stops Portland Detroit Metropolitan Wayne County

6:13 am - 12:42 pmMDT Harrisburg-SEA Seattle/Tacoma Intl

9h 29m2 stops Detroit Metropolitan Wayne County Portland

$1,599Delta

Fri, Oct 9 - Sun, Oct 18

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Seattle to Harrisburg

Our best Delta deals on Seattle to Harrisburg flight tickets

Delta

Nov 11

SEA1:35 pmSeattle/Tacoma Intl

6h 31m

1 stop

MDT11:06 pmHarrisburg

Nov 18

MDT6:23 pmHarrisburg

8h 34m

1 stop

SEA11:57 pmSeattle/Tacoma Intl

$381

Delta

Oct 9

SEA6:55 pmSeattle/Tacoma Intl

13h 38m

2 stops

MDT11:33 amHarrisburg

Oct 18

MDT6:13 amHarrisburg

9h 29m

2 stops

SEA12:42 pmSeattle/Tacoma Intl

$1,599

United Airlines flights from Seattle to Harrisburg

Our best United Airlines deals on Seattle to Harrisburg flight tickets

United Airlines

Nov 4

SEA10:40 amSeattle/Tacoma Intl

10h 04m

2 stops

MDT11:44 pmHarrisburg

Nov 25

MDT2:38 pmHarrisburg

9h 18m

1 stop

SEA8:56 pmSeattle/Tacoma Intl

$386

United Airlines

Oct 27

SEA8:09 amSeattle/Tacoma Intl

7h 27m

1 stop

MDT6:36 pmHarrisburg

Nov 3

MDT8:15 amHarrisburg

11h 12m

2 stops

SEA4:27 pmSeattle/Tacoma Intl

$395

United Airlines

Oct 17

SEA11:13 pmSeattle/Tacoma Intl

7h 38m

1 stop

MDT9:51 amHarrisburg

Oct 24

MDT6:30 amHarrisburg

9h 51m

2 stops

SEA1:21 pmSeattle/Tacoma Intl

$443

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Tue 12/8

10:52 am-10:28 pm

1 stop8h 36m

Harrisburg

Tue 12/15

7:08 am-2:44 pm

1 stop10h 36m

$381

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Wed 11/11

6:00 am-4:25 pm

1 stop7h 25m

Harrisburg

Sat 11/21

2:15 pm-8:21 pm

1 stop9h 06m

$381

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Wed 11/4

8:09 am-6:36 pm

1 stop7h 27m

Harrisburg

Wed 11/25

2:38 pm-8:56 pm

1 stop9h 18m

$381

Quickest round-trip

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Wed 11/11

1:35 pm-11:06 pm

1 stop6h 31m

Harrisburg

Wed 11/18

6:23 pm-11:57 pm

1 stop8h 34m

$381

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Tue 11/24

12:45 pm-10:45 pm

1 stop7h 00m

Harrisburg

Wed 12/2

3:06 pm-10:38 pm

1 stop10h 32m

$381

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Wed 11/4

10:40 am-11:44 pm

2 stops10h 04m

Harrisburg

Wed 11/25

2:38 pm-8:56 pm

1 stop9h 18m

$386

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Fri 1/29

6:00 am-4:08 pm

1 stop7h 08m

Harrisburg

Tue 2/2

6:25 pm-12:09 am

1 stop8h 44m

$390

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Thu 1/28

7:00 am-7:11 pm

1 stop9h 11m

Harrisburg

Tue 2/2

6:20 am-11:58 am

1 stop8h 38m

$390

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Tue 11/24

7:15 am-10:17 pm

2 stops12h 02m

Harrisburg

Wed 12/2

7:02 am-4:54 pm

2 stops12h 52m

$665

SeattleHarrisburg

SEA Seattle/Tacoma Intl - MDT Harrisburg

SEAMDT

Seattle/Tacoma Intl

Fri 11/20

7:15 am-10:17 pm

2 stops12h 02m

Harrisburg

Tue 11/24

1:57 pm-9:56 pm

1 stop10h 59m

$705

Flights are sorted by cheapest round-trip flights first.

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

What is the typical price of a round-trip flight between Seattle and Harrisburg?

Prices are currently low for flights on this route.

Typical prices usually range from $490 to $657.
The lowest price recently found on this route was $381.

What is the cheapest month to fly to Harrisburg?

The month of April is, on average, the cheapest month to fly to Harrisburg from Seattle, with most prices found around $418. If you aren’t able to travel to Harrisburg during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $427.

How have Seattle to Harrisburg flight prices changed over time?

As of October 2026, prices for Seattle to Harrisburg flights are approximately 12% 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

Best Price Found	$254
Fastest flight time	6h 52m
Direct flights	None

The best one-way flight to Harrisburg from Seattle in the past 72 hours is $254. The best round-trip flight deal from Seattle to Harrisburg found on momondo in the last 72 hours is $381.

The fastest flight from Seattle to Harrisburg takes 6h 52m

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

Search flight deals

Frequently asked questions about flying from Seattle to Harrisburg

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 52m.
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 4 as of October 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 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 (43% of total bookings). The next most popular airlines are United Airlines (36%), Alaska Airlines (11%), and Delta (9%).

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 $199	Free Cancellation	Rating 7.8 8,626 reviews	Search Delta flights
American Airlines	PriceFrom $277	Free Cancellation	Rating 7.0 12,131 reviews	Search American Airlines flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.4 10,285 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $478	Free Cancellation	Rating 7.9 13,012 reviews	Search Alaska 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.