Journey information
Overview: Seattle, WA to Bangkok flight
Flights from Seattle, WA to Bangkok depart on average 48 times per day, taking around 30h 40m. Cheap flight tickets for this journey start at $423 (€341) if you book in advance.
The earliest flight runs at 01:20, the last at 23:40. The fastest flight covers the 7444 miles (11980 km) distance in 30h 40m. September is the cheapest month to fly.
Distance 7444 miles (11980 km) |
Average flight duration 30h 40m |
Cheapest ticket price $423 (€341) |
Flights per day 48 |
Fastest flight 30h 40m |
Cheapest month to travel September |
First flight 01:20 |
Last flight 23:40 |
The cheapest and fastest flights from Seattle, WA to Bangkok
Cheapest price
$423
Average price
$423
Fastest journey
1 d 6 h 40 m
Average duration
1 d 6 h 40 m
Flights per day
1
Distance
11980 km
The best way to find a cheap flight ticket from Seattle, WA to Bangkok is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Seattle, WA to Bangkok will cost around $423 if you buy it on the day, but the cheapest tickets can be found for only $423.
Of the 1 flights that leave Seattle, WA for Bangkok onMon, Jan 12, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Jan 12 the direct flights cover the 11980 km distance in an average of 1 d 6 h 40 m but if you time it right, some flights will get you there in just 1 d 6 h 40 m .
On Mon, Jan 12 the longest flights will take 1 d 6 h 40 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Compare prices and tickets Seattle, WA to Bangkok by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
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FAQs: Seattle, WA to Bangkok Flight
Find answers to the most common questions about traveling from Seattle, WA to Bangkok by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Bangkok, this guide helps you travel smarter and with confidence.

- Songkran Festival, traditional Thai New Year celebration featuring water fights and cultural rituals
- Loy Krathong, festival of lights where people float decorated baskets on water
- Bangkok International Film Festival, showcasing international films and promoting film culture
- Bangkok Art Biennale, contemporary art exhibition featuring local and international artists across the city.
- Chakri Memorial Day, commemorates the founding of the Chakri Dynasty with ceremonies and parades in April
- Visakha Bucha Day, celebrates the birth, enlightenment, and death of Buddha with religious observances in May
- Asalha Puja Day, marks the Buddha's first sermon and is observed with merit-making activities in July
- King Bhumibol Memorial Day, honors the late king with ceremonies and reflections on his legacy in October.
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
popular airports
Popular airports from Seattle, WA to Bangkok
- Free Wi-Fi available throughout the airport.
- Shops include duty-free, Hudson News, and local specialty stores, located in the main terminal and concourses.
- Parking available in the General Parking area, approximately 4.7€ ($5) per hour.
- Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport, near gates and in main terminal areas.
- Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport.
- Showers are available at The Club at SEA lounges, typically included in lounge access fees.
- Lounges include The Club at SEA and Delta Sky Club, offering amenities like scks and showers.
- Lost and Found located on the baggage claim level, near carousel 13.
- Car rental services are available at the Rental Car Facility, accessible via a free shuttle from the terminal.
- Link Light Rail, SeaTac/Airport Station, 40 minutes
- Free Wi-Fi available throughout the airport for up to 2 hours.
- Shops are located in both the public and transit areas, including duty-free shops and local brands.
- Parking available in the airport's parking building, approximately 0.65€ (25 THB) per hour.
- Available outside the terminal.
- Elevators, ramps.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available, including the Miracle Lounge and Thai Airways Royal Orchid Lounge.
- Located on Level 4 of the terminal.
- Bus: 549, 550, 551
- Train: Airport Rail Link
More options for your journey from Seattle, WA to Bangkok
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