Harrisburg to Seattle (MDT–SEA) — Airlines, Schedules & Connections

MDT Airport Page →
airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 18 1-stop flights
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
ORD Chicago 7h 42m AAJLNZ AAAFAS Chicago (ORD) to Seattle flights
DTW Detroit 7h 57m AFAMDL AFASAY Detroit (DTW) to Seattle flights
PHL Philadelphia 8h 2m AA AAASAY Philadelphia (PHL) to Seattle flights
ATL Atlanta 8h 11m AFAMDL AFAMAS Atlanta (ATL) to Seattle flights
IAD Dulles 8h 27m AVCMUA ASAVAY Dulles (IAD) to Seattle flights
CLT Charlotte 8h 28m AA AACX Charlotte (CLT) to Seattle flights
BNA Nashville 8h 56m G4 ASAYDL Nashville (BNA) to Seattle flights
BOS Boston 8h 57m AA AFASAY Boston (BOS) to Seattle flights
DFW Dallas-Fort Worth 8h 59m AAQR AAASAY Dallas-Fort Worth (DFW) to Seattle flights
JFK New York 8h 59m AA AFAMAS New York (JFK) to Seattle flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Harrisburg to Seattle
Connecting service available through multiple hubs.
-3h behind

While no nonstop service exists between MDT and SEA, 1-stop connecting options are available.

Connection Landscape

1-stop and 2-stop options for MDT to SEA.
1-STOP
One-Stop Connections
18
Hubs
~7h
Fastest
~20h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
805
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
MDT → SEA
72%
Moderate delays possible. Allow buffer time.
Departing
72%
Arriving
86%
Return
SEA → MDT
51%
Frequent delays expected. Consider flexible booking.
Departing
51%
Arriving
76%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MDT delays → SEA delays →

Other ways to reach Seattle from Harrisburg

Nearby airports with service to Seattle–Tacoma International Airport.
Metric MDT→SEA BWI→SEA PHL→SEA
Distance from MDT 70 mi 83 mi
Nonstop airlines 4 6
Weekly flights 28 56
Departure OTP 72%
Airports within 200 miles of MDT with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Seattle is 3 hours behind Harrisburg.
MDT: EDT · SEA: PDT

When it's 6:00 PM in Harrisburg, it's 3:00 PM in Seattle.
Getting from SEA

Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.

Seattle Climate

Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.

Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.

MDT–SEA Quick Facts

Key statistics for the Harrisburg to Seattle route.
Route details
Time difference-3 hours
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: MDT
IATA / ICAOMDT / KMDT
TimezoneAmerica/New_York
Passengers/yr1.5M
Elevation310 ft / 94 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about MDT to SEA flights.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Chicago O'Hare, Detroit Metropolitan Wayne County and Philadelphia.
Seattle is 3 hours behind Harrisburg.
Nearby alternatives include BWI, PHL and DCA. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Chicago O'Hare, Detroit Metropolitan Wayne County and Philadelphia. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Baltimore (BWI), Philadelphia (PHL) and Washington (DCA).