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Cathay Pacific flights from Chiang Mai to Seattle (CNX - SEA)

CNX — SEA
11 Sep — 18 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest Cathay Pacific flights from Chiang Mai to Seattle
Explore the most affordable Cathay Pacific flight options available from Chiang Mai to Seattle. Find the lowest fares with prices last updated on 12 August 2026.

Tue 15/910:10 -
3 stops37h 02m
Tue 22/919:56 -
3 stops33h 14m
Deal found 10/8฿69,734
Sun 6/910:10 -
3 stops37h 02m
Sun 13/919:56 -
3 stops33h 14m
Deal found 8/8฿75,426
Wed 23/910:10 -
3 stops37h 02m
Wed 30/919:56 -
3 stops33h 14m
Deal found 9/8฿76,717

Cathay Pacific flights from Chiang Mai to Seattle in 2026

Find detailed information about Cathay Pacific flights from Chiang Mai to Seattle. Explore the options provided by Cathay Pacific to plan your journey from Chiang Mai to Seattle. Data last updated 12 August 2026.

Return from

฿69,734
Cathay Pacific
  • Cathay Pacific
  • 15/9-22/9
  • 6 total stops
  • 70h 16m total
  • Chiang Mai to Seattle
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Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Best time to book a flight from Chiang Mai to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Chiang Mai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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See what others are saying about Cathay Pacific

Read reviews and see what other travellers are saying about their experiences with Cathay Pacific. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Cathay Pacific for your next flight. Reviews last updated 12 August 2026.
Cathay Pacific
7.6
Good
1,451 reviews
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Overview

Food

7.3

Entertainment

7.7

Crew

8.1

Comfort

7.5

Boarding

7.9

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