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

SEA Airport Page →
airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 22 1-stop flights
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Harrisburg
Connecting service available through multiple hubs.
+3h ahead 22 1-stop hubs

While no nonstop service exists between SEA and MDT, connecting options are available through 22 hubs.

Also explore SEA Routes MDT Routes SEA Live Flights MDT Live Flights SEA Delays MDT Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to MDT.
1-STOP
One-Stop Connections
22
Hubs
~6h
Fastest
~30h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
840
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.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Seattle, it's 9:00 PM in Harrisburg.
Getting to SEA

Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).

Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.

Facts

SEA–MDT Quick Facts

Key statistics for the Seattle to Harrisburg route.
Route details
Time difference+3 hours
Airlines (nonstop)0
1-stop connections22 hubs
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: MDT
Full nameHarrisburg International Airport
IATA / ICAOMDT / KMDT
TimezoneAmerica/New_York
Passengers/yr1.5M
Elevation310 ft / 94 m
FAQ

Frequently Asked Questions

Common questions about SEA to MDT flights.
Yes, 1-stop connections are available through SLC, MDW, PIT, CMH, BWI, TEB, LAS, MSY, PSP, RSW, MCO, MIA, DFW, DTW, PHL, BNA, ORD, BOS, ATL, IAD, CLT and FLL. These options provide additional schedule flexibility.
Harrisburg is 3 hours ahead of Seattle.
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

22 one-stop connections are available, with the fastest taking approximately 6 hours via SLC. Two-stop connections are also available via intermediate hubs.