$283 Find Cheap Flights from Washington to Asia

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Good to know

Low seasonAugust
Cheapest flight$283
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 42% increase in price.
Flight from Seattle to Bangkok Suvarnabhumi Airport

Flights from Washington to Asia: the best tips from KAYAK users

Insights shared by verified travelers who flew the route from Washington to Asia 
Learn how KAYAK collects reviews and tips from users.
Verified travelerFlew with EVA AirSEA-TPEMar 2025
Arrive early at the airport. Bring personal items like toothbrush and toothpaste if needed because it’s a long flight. If you’re flying with Eva, I don’t think you’ll need more than that.
Verified travelerFlew with China AirlinesSEA-TPEFeb 2025
It is a big terminal, so make sure to have enough time between flights if you are transiting here.
Verified travelerFlew with Singapore AirlinesSEA-SINAug 2024
If you need special meals book them early
lizFlew with Asiana AirlinesSEA-ICNMay 2024
Do try to snooze on long haul flights, bring a good book to read, choose an aisle seat.

FAQs for booking flights from Washington to Asia

  • How does KAYAK find such low prices on flights from Washington to Asia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Asia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Asia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Asia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Asia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • Which airlines fly most frequently to Asia?

    Washington and Asia are connected by different airlines. The airlines that fly that route the most regularly are Delta (35 flights per week), Thai Airways (26 flights per week), and Alaska Airlines (14 flights per week).

  • How many airports are there in Asia?

    There are 783 airports in Asia. The busiest airport is Shanghai Pudong Airport (PVG), with 3% of all flights arriving there.

  • Which is the cheapest airport to fly into in Asia?

    Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Asia is Singapore Changi Airport (SIN), with an average flight price of $423.

  • What is the cheapest day to fly to Asia?

    Based on KAYAK data, the cheapest day to fly to Asia is Monday where round-trip tickets can be as cheap as $903. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $1,122 on average.

  • What is the cheapest time of day to fly to Asia?

    The cheapest time of day to fly to Asia is generally in the evening, when round-trip flights cost $936 on average. Morning departures are around 17% more expensive than evening flights, on average. The most expensive time of day to fly to Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,091.

  • What is the cheapest flight to Asia?

    The cheapest ticket to Asia from Washington found in the last 72 hours was to Singapore, at $557 round-trip. The most popular route is Seattle (SEA) to Tokyo Haneda Airport (HND) and the cheapest round-trip airline ticket found on this route in the last 72 hours was $661.

  • What is the cheapest month to fly from Washington to Asia?

    The cheapest month for flights from Washington to Asia is October, when tickets cost $845 (return) on average. On the other hand, the most expensive months are December and May, when the average cost of round-trip tickets is $1,727 and $1,258 respectively.

  • How far in advance should I book a flight from Washington to Asia?

    To get a below average price on the flight from Washington to Asia, you should book around 5 weeks before departure, which saves you about 20% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

  • How many cities have direct flights to Asia?

    From Washington, there are direct flights to Asia from 1 city. This city is Seattle and there are 198 direct flights each week.

  • How many direct flights to Asia are there each day?

    There are around 29 direct flights from within Washington to Asia every day. Most flights (59%) depart in the afternoon.

  • How many direct flights to Asia are there each week?

    Each week there are around 198 direct flights from within Washington to Asia. The most common day for departures is Sunday, with 15% of flights taking off on this day.

  • How long is the flight to Asia?

    An average nonstop flight from Washington to Asia takes 18h 44m, covering a distance of 6566 miles. The shortest route is Seattle (SEA) to Tokyo Narita Airport (NRT) with an average flight time of 10h 05m.

  • How many long-haul flights are there to Asia each week?

    There are not any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Asia. Instead, there are 198 long-haul flights (6-12 hour flight duration), with the most arriving from Seattle.

  • What are the most popular destinations in Asia?

    Based on KAYAK flight searches, the most popular destination is Tokyo (44% of total searches to Asia). The next most popular destinations are Bangkok (12%) and Manila (6%). Searches for flights to Taipei City (6%), to Shanghai (5%) and to Osaka (4%) are also popular.

Everything you need to know for your flight to Asia

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Asiafrom $5,138
Business Class flights to Asiafrom $2,338
Prem Econ Class flights to Asiafrom $1,091
Economy Class flights to Asiafrom $557

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