Seattle to Huntsville (SEA–HSV) — Airlines, Schedules & Connections

SEA Airport Page →
2,029 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 14 1-stop flights Verified 2mos ago
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.

Last scheduled nonstop: Jul 2026.

✦ 1-Stop connections via 10 hubs
ATL Atlanta 6h 37m AFAMAS → AFAMDL Atlanta (ATL) to Huntsville flights
DEN Denver 6h 37m AFASAY → UA Denver (DEN) to Huntsville flights
DFW Dallas-Fort Worth 6h 44m AAASAY → AAG3GF Dallas-Fort Worth (DFW) to Huntsville flights
ORD Chicago 6h 53m AAASAV → AAASNZ Chicago (ORD) to Huntsville flights
DTW Detroit 6h 59m AFASDL → DLWS Detroit (DTW) to Huntsville flights
CLT Charlotte 7h 30m AACX → AA Charlotte (CLT) to Huntsville flights
LAS Las Vegas 7h 32m AFAMAS → MX Las Vegas (LAS) to Huntsville flights
IAH Houston 7h 35m 8CASAY → ACCMEK Houston (IAH) to Huntsville flights
IAD Dulles 8h 9m ASAVCM → UA Dulles (IAD) to Huntsville flights
DCA Washington 8h 26m ASDL → AAAS Washington (DCA) to Huntsville flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Huntsville
Connecting service available through multiple hubs.
1 Airlines 2,029 mi 6h 2m nonstop +2h ahead

SEA–HSV had nonstop service from Delta Air Lines, last on the schedule in July 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 2,029 miles in 6h 2m.

Also explore Browse available seat maps SEA Routes HSV Routes SEA Live Flights HSV Live Flights SEA Delays HSV Delays
All flights from Huntsville (HSV) Huntsville to Seattle flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop SEA–HSV service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 0 – – 45% SkyTeam –
Alliance coverage
SkyTeam: DL (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for SEA to HSV.
1-STOP
One-Stop Connections
14
Hubs
~6h
Fastest
~21h
Longest
ATL ~6h 37m DEN ~6h 37m DFW ~6h 44m ORD ~6h 53m DTW ~6h 59m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
965
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
SEA → HSV
45%
Frequent delays expected. Consider flexible booking.
Departing
45%
Arriving
100%
Return
HSV → SEA
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
79%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SEA delays → HSV delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+2h
Huntsville is 2 hours ahead of Seattle.
SEA: PDT · HSV: CDT

When it's 6:00 PM in Seattle, it's 8:00 PM in Huntsville.
Distance & Flight Time
2,029 mi / 3,266 km
Nonstop flight time is approximately 6h 2m gate to gate.
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–HSV Quick Facts

Key statistics for the Seattle to Huntsville route.
Route details
Distance2,029 mi / 3,266 km
Flight time6h 2m
Time difference+2 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m
Destination: HSV
Full nameHuntsville International Airport
IATA / ICAOHSV / KHSV
TimezoneAmerica/Chicago
Passengers/yr1.6M
Elevation629 ft / 192 m
FAQ

Frequently Asked Questions

Common questions about SEA to HSV flights.
Nonstop flights from Seattle–Tacoma International Airport to Huntsville International Airport take about 6h 2m gate to gate. The route covers 2,029 miles.
1 airline operated the nonstop from SEA to HSV: Delta Air Lines. The last scheduled nonstop was in July 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in July 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 6h 2m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Hartsfield Jackson Atlanta, Denver and Dallas Fort Worth.
On a single ticket, yes. Your bags are checked through to HSV and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Huntsville is 2 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.

Flights from SEA to HSV

Seattle–Tacoma International Airport (SEA) and Huntsville International Airport (HSV) had nonstop service from Delta Air Lines, last on the schedule in July 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

SEA to HSV Flight Duration and Schedule

Nonstop flight time from SEA to HSV is about 6 hours 2 minutes gate to gate. The route covers a distance of 2,029 miles (3,266 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Hartsfield Jackson Atlanta, Denver and Dallas Fort Worth. Two-stop connections are also available via intermediate hubs.