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HKG SEA · 6,488 mi · 12h 15m

Hong Kong to Seattle Flights

Everything you need to know about the HKG → SEA international route — flight time, airlines, fares, and booking tips. Track your flight in real time with TripTrack.

$580-$2560 round trip · 1-2 daily flights · Updated March 2026


✈️ Route Overview

Key facts for the Hong Kong to Seattle route

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Distance
6,488 miles (10,442 km)
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Avg Flight Time
12h 15m
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Timezone Change
-15 hours
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Daily Flights
1-2
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Typical Fare
$580-$2560 round trip
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Red-Eye Available
Yes — overnight flights available

🛫 Airlines on This Route

Carriers operating HKG → SEA flights

Airline Notes
Cathay Pacific Primary carrier on this route
Japan Airlines Operates this route
ANA Operates this route
Korean Air Operates this route
Asiana Airlines Operates this route
China Southern Operates this route

💡 Booking Tips

How to get the best deal on Hong Kong to Seattle flights

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Best Days to Fly

Tuesday, Wednesday, and Saturday typically offer lower fares

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Fare Range

$580-$2560 round trip. Book 3–6 weeks in advance for domestic routes, 2–3 months for international.

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Red-Eye Flights

✓ Available

Overnight flights on this route can save on hotel costs and maximize your time at the destination.

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Track Your Flight

Once booked, TripTrack automatically imports your flight from your confirmation email. Real-time gate changes and delay alerts — no manual entry needed.


🧳 Travel Tips for This Route

Practical advice from frequent travelers on the HKG → SEA route

  • 1 Air China is the flag carrier with the most Beijing connections.
  • 2 EVA Air's Hello Kitty jets are popular on Taiwan routes.
  • 3 This ultra-long-haul route (6,488 miles) benefits greatly from lie-flat business class seating.


📱 Real-Time Flight Tracking

Track Your HKG → SEA Flight — Automatically

TripTrack monitors your flight in real time — gate changes, delays, and departure updates sent to your phone the moment they happen. Connect your Gmail once and your trips appear automatically. No manual entry.


Frequently Asked Questions — Hong Kong to Seattle Flights

How long is the flight from Hong Kong to Seattle?

The average flight time from Hong Kong (HKG) to Seattle (SEA) is 12h 15m. This is an estimate including taxi, climb, and descent time — actual flight time may vary based on winds and routing.

Which airlines fly from Hong Kong to Seattle?

Airlines operating the HKG to SEA route include Cathay Pacific, Japan Airlines, ANA and 3 more. Check each airline's website for current schedules and availability.

How far is Hong Kong from Seattle?

The great-circle distance from Hong Kong to Seattle is 6,488 miles (10,442 km). This is the straight-line distance — actual flight paths may be slightly longer.

What are the cheapest days to fly from Hong Kong to Seattle?

Tuesday, Wednesday, and Saturday typically offer lower fares. Fares on this route typically range $580-$2560 round trip.

Is there a time zone change flying from Hong Kong to Seattle?

Yes — there is a -15 hours when flying from Hong Kong to Seattle. TripTrack automatically shows local times for both your departure and arrival airports.

Are there red-eye flights from Hong Kong to Seattle?

Yes, overnight (red-eye) flights are available on the HKG to SEA route. These can be a great way to save on hotel costs and maximize time at your destination.

How can I track my Hong Kong to Seattle flight in real time?

TripTrack automatically tracks your HKG to SEA flight — showing real-time gate changes, delays, and departure updates. Connect your Gmail once and your booking confirmation is imported automatically. Available free on iOS and Android.