Cheap flights from Washington to Southeast Asia from $281
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Southeast Asia departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from State of Washington to Southeast Asia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Southeast Asia?
The month of February is, on average, the cheapest month to fly to Southeast Asia from State of Washington, with most prices found around $811. If you don’t want to visit Southeast Asia in February, then you should wait until March to fly from State of Washington, when ticket prices are also cheap, with an average price of $823.
What is the cheapest day to depart on your flight to Southeast Asia?
The cheapest day to depart from State of Washington to Southeast Asia is on a Tuesday when prices can be found for as low as $931. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,111. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.
What is the cheapest time of day to depart on your flight to Southeast Asia?
In the morning is the cheapest time of day to fly from State of Washington to Southeast Asia when you can find flight prices for as low as $986. Flying to Southeast Asia in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $1,081. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Washington to Southeast Asia flight route?
Fly from Seattle/Tacoma Intl to Singapore Changi for the best Washington - Southeast Asia flight prices
How far in advance should I book a flight to Southeast Asia?
You are more likely to see cheaper flights to Southeast Asia from State of Washington when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $948 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from State of Washington for as low as $842 on momondo.
What cabin class options are available on Washington to Southeast Asia flights?
There are 4 cabin classes available to choose from on Washington to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Washington to Southeast Asia?
Singapore Airlines, Asiana Airlines, and China Airlines are the most popular carriers operating from Washington to Southeast Asia
What airlines fly to Southeast Asia?
Asiana Airlines, EVA Air and China Airlines are the top three most popular airlines that fly to Southeast Asia from State of Washington according to our data. Asiana Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 19 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.
How many flights depart from State of Washington to Southeast Asia on average per week?
The number of flights available between State of Washington and Southeast Asia is 6 per week as of June 2025. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.
Cheap State of Washington to Southeast Asia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from State of Washington to Southeast Asia
Best Price Found | $281 |
|---|---|
Fastest flight time | 12h 30m |
Direct flights | Mon, Thu and Sat |
Airports in Southeast Asia | 8 airports |
When did momondo last update prices for flights from Washington to Southeast Asia?
Prices for flights from Washington to Southeast Asia are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Southeast Asia?
There are 20 operators available for flights from Washington to Southeast Asia as of June 2025.
How old do you have to be to fly from Washington to Southeast Asia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The required travel and health documents for your Southeast Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southeast Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from State of Washington to Southeast Asia?
momondo data reveals that the most frequently booked plane model on the route from State of Washington to Southeast Asia is Boeing 737-900 Passenger/BBJ3 (winglets), representing 14.42% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 12.46%, Boeing 737 MAX 9 at 11.64%, and Airbus A321neo at 9.00%.
Best airlines flying from State of Washington to Southeast Asia
Compare and see reviews for airlines that fly from State of Washington to Southeast Asia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $248 | Free Cancellation | Rating 7.3 3,848 reviews | |||
| PriceFrom $433 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $589 | Free Cancellation | Rating 8.1 1,302 reviews | |||
| PriceFrom $632 | Free Cancellation | Rating 8.2 440 reviews | |||
| PriceFrom $682 | Free Cancellation | Rating 7.2 871 reviews | |||
| PriceFrom $688 | Free Cancellation | Rating 8.3 882 reviews | |||
| PriceFrom $691 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $694 | Free Cancellation | Rating 8.4 1,088 reviews | |||
| PriceFrom $703 | Free Cancellation | Rating 8.3 1,490 reviews | |||
| PriceFrom $716 | Free Cancellation | Rating 8.3 738 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington to Southeast Asia?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Southeast Asia. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Washington to Southeast Asia with flexible booking policies on momondo?
Yes. All flights to Southeast Asia from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Washington to Southeast Asia?
Once all potential Washington to Southeast Asia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Washington to Southeast Asia right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Washington to Southeast Asia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.