Find Cheap Flights from Southeast Asia to Washington – Compare and Save

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 Southeast Asia to Washington.

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

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

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 Southeast Asia to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

There are 13 airports in Washington. The busiest airport is Seattle/Tacoma Airport (SEA), with 88% of all flights arriving there.

The cheapest month for flights from Southeast Asia to Washington is September, when tickets cost ฿16,800 (return) on average. On the other hand, the most expensive months are August and April, when the average cost of round-trip tickets is ฿22,815 and ฿22,613 respectively.

To get a below-average price on a flight from Southeast Asia to Washington, you should book around 4 weeks before departure, which saves you about 23% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

From Southeast Asia, there are direct flights to Washington from two cities: Manila and Singapore. Both cities offer 9 direct flights each week.

There are around 3 direct flights from within Southeast Asia to Washington every day. Most flights (50%) depart at night.

Each week there are around 18 direct flights from within Southeast Asia to Washington. The most common day for departures is Thursday, with 22% of flights taking off on this day.

An average direct flight from Southeast Asia to Washington takes 24h 52m, covering a distance of 19471 km. The shortest route is Bangkok Suvarnabhumi Airport (BKK) to Portland (PDX) with an average flight time of 16h 01m.

There aren’t any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Washington. Instead, there are 18 long-haul flights (6-12 hour flight duration), with the most arriving from Singapore.

Based on KAYAK flight searches, the most popular destination is Seattle (73% of total searches to Washington). The next most popular destinations are Portland (16%) and Yakima (4%). Searches for flights to Wenatchee (3%), to Spokane (3%), and to Pasco (3%) are also popular.