$525 Cheap flights to Southeast Asia
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight 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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Find flights to these popular cities in Southeast Asia from your nearest airport.
Flights to Bangkok
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Search all flight deals to SingaporeFind the cheapest flights from the United States to Southeast Asia
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What is the cheapest day to depart on your flight to Southeast Asia?
The cheapest day to depart from United States to Southeast Asia is on a Tuesday when prices can be found for as low as $887. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $939. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.
Cheapest flights to cities in Southeast Asia
Click on the cities below to find out when it's cheapest to fly to Southeast Asia from United States
Cheap Southeast Asia flight deals and tips
Summary info about Southeast Asia flight prices, duration and airlines
Best One-Way Price | $283 |
|---|---|
Best Round-Trip Price | $525 |
Fastest flight time | 19h 20m |
Popular in | December |
Frequently asked questions about flying to Southeast Asia
What airlines fly to Southeast Asia?
There are 40 airlines that fly to Southeast Asia on a routine basis, but Philippine Airlines, EVA Air and Korean Air happen to be the most popular among our users. In the past year, 27% of those who searched for flights to Southeast Asia looked to travel with Philippine Airlines, making this airline the top choice among momondo travelers.
What is the best day of the week to fly to Southeast Asia?
Consider booking a flight to Southeast Asia on a Tuesday, which is the cheapest day of the week. You will also find that flying out on a Monday is another low-cost option. Try to avoid booking your flight to Southeast Asia on Thursday, which tends to be the most expensive day of the week.
When did momondo last update prices for flights to Southeast Asia?
Prices for flights to Southeast Asia refresh daily.
How many operators does momondo search for flights to Southeast Asia?
As of June 2025, there are 147 operators available to choose from for flights to Southeast Asia.
How old do you have to be to fly to Southeast Asia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The necessary travel and health documents for your Southeast Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Southeast Asia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Southeast Asia. momondo saves you time and could save you money on your trip.
Can I find flights to Southeast Asia with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for flights to Southeast Asia to just show those with flexible booking policies.
How can momondo help me find flights to Southeast Asia?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Southeast Asia.
I’m not ready to book a flight to Southeast Asia right now. Can momondo alert me if prices change?
Yes. momondo can track flight prices for Southeast Asia and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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Popular flights to Southeast Asia
Popular routes according to searches in the past day on momondo
Cheapest flight routes to Southeast Asia
These routes have the cheapest flights to Southeast Asia found by momondo users in United States
| Departing | Destination | Best Time | Best Price |
|---|---|---|---|
| Seattle | Manila | 12h 30m | $525 |
| Los Angeles | Manila | 13h 30m | $525 |
| Los Angeles | Jakarta | 20h 20m | $531 |
| San Francisco | Singapore | 16h 20m | $534 |
| Los Angeles | Ho Chi Minh City | 20h 05m | $535 |
| Seattle | Bangkok | 18h 40m | $540 |
| Los Angeles | Bangkok | 18h 55m | $540 |
| San Francisco | Manila | 14h 10m | $541 |
| Seattle | Singapore | 16h 20m | $547 |
| San Francisco | Bangkok | 22h 00m | $557 |
| San Francisco | Phuket City | 20h 45m | $559 |
| Los Angeles | Singapore | 17h 10m | $559 |
| San Francisco | Phnom Penh | 21h 15m | $568 |
| Los Angeles | Cebu City | 20h 20m | $575 |
| Los Angeles | Kuala Lumpur | 19h 30m | $582 |
| San Francisco | Jakarta | 21h 05m | $590 |