Seattle to Harlingen (SEA–HRL) — Airlines, Schedules & Connections

SEA Airport Page →
1,985 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 12 1-stop flights Verified 3mos 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: Feb 2026.

✦ 1-Stop connections via 10 hubs
HOU Houston 6h 30m WN → WN Houston (HOU) to Harlingen flights
DFW Dallas-Fort Worth 6h 33m AAASAY → AAQR Dallas-Fort Worth (DFW) to Harlingen flights
IAH Houston 6h 35m ASAYBR → ACCMEK Houston (IAH) to Harlingen flights
AUS Austin 6h 47m ASAYDE → WN Austin (AUS) to Harlingen flights
DAL Dallas 6h 55m WN → WNYE Dallas (DAL) to Harlingen flights
CUN Cancún 27h 34m AM → SY Cancún (CUN) to Harlingen flights
SLC Salt Lake City ~6h 31m AMASAY → Salt Lake City (SLC) to Harlingen flights
PHX Phoenix ~6h 50m AAAFAS → Phoenix (PHX) to Harlingen flights
MCI Kansas City ~7h 18m ASAYDL → Kansas City (MCI) to Harlingen flights
DEN Denver ~7h 41m 8CASAY → Denver (DEN) to Harlingen flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Harlingen
Connecting service available through multiple hubs.
1,985 mi 3h 57m nonstop +2h ahead

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

Also explore SEA Routes HRL Routes SEA Live Flights HRL Live Flights SEA Delays HRL Delays
All flights from Harlingen (HRL) Harlingen to Seattle flights
Connections

Connection Landscape

1-stop and 2-stop options for SEA to HRL.
1-STOP
One-Stop Connections
12
Hubs
~6h
Fastest
~27h
Longest
HOU ~6h 30m SLC ~6h 31m DFW ~6h 33m IAH ~6h 35m AUS ~6h 47m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
373
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 → HRL
76%
Generally reliable. Most flights run on time.
Departing
76%
Arriving
50%
Return
HRL → SEA
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
82%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SEA delays → HRL delays →
Know before you go

Travel Essentials

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

When it's 6:00 PM in Seattle, it's 8:00 PM in Harlingen.
Distance & Flight Time
1,985 mi / 3,195 km
Nonstop flight time is approximately 3h 57m 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–HRL Quick Facts

Key statistics for the Seattle to Harlingen route.
Route details
Distance1,985 mi / 3,195 km
Flight time3h 57m
Time difference+2 hours
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m
Destination: HRL
Full nameValley International Airport
IATA / ICAOHRL / KHRL
TimezoneAmerica/Chicago
Passengers/yr1.2M
Elevation36 ft / 11 m
FAQ

Frequently Asked Questions

Common questions about SEA to HRL flights.
Nonstop flights from Seattle–Tacoma International Airport to Valley International Airport take about 3h 57m gate to gate. The route covers 1,985 miles.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include William P. Hobby, Dallas Fort Worth and George Bush Intercontinental.
Harlingen is 2 hours ahead of Seattle.
Yes, return flights from HRL to SEA are available. Use the direction toggle at the top to view the return schedule.
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 HRL

Seattle–Tacoma International Airport (SEA) and Valley International Airport (HRL) are connected through multiple connecting hub airports.

SEA to HRL Flight Duration and Schedule

Nonstop flight time from SEA to HRL is about 3 hours 57 minutes gate to gate. The route covers a distance of 1,985 miles (3,195 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via William P. Hobby, Dallas Fort Worth and George Bush Intercontinental. Two-stop connections are also available via intermediate hubs.