£186 Cheap flights to Southeast Asia
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Southeast Asia departing on 30/6. 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 Phuket CityFind the cheapest flights from the United Kingdom to Southeast Asia
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Southeast Asia flights insights and trends
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What is the cheapest day to depart on your flight to Southeast Asia?
Our data shows that Tuesday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £730. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Saturday is £777.
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 Kingdom
Cheap Southeast Asia flight deals and tips
Summary info about Southeast Asia flight prices, duration and airlines
Best One-Way Price | £209 |
|---|---|
Best Round-Trip Price | £186 |
Fastest flight time | 22h 15m |
Popular in | December |
Frequently asked questions about flying to Southeast Asia
Which airlines fly to Southeast Asia?
There are a total of 40 airlines that operate flight routes to Southeast Asia, with Emirates being the most popular option. An estimated 27% of those flying into Southeast Asia choose to fly with Emirates. If you’re unable to find tickets with Emirates, then Thai Airways and Qatar Airways are also popular airlines to fly with.
What is the best day of the week to fly to Southeast Asia?
If your travel plans are flexible and you’re looking to save money on flights to Southeast Asia, then be sure to book your departure on a Tuesday. Flying out on a Tuesday, as well as a Wednesday, is your best option. Departing on a Saturday tends to be the most expensive day of the week to fly to Southeast Asia.
When did momondo last update prices for flights to Southeast Asia?
Prices for flights to Southeast Asia were last updated today.
How many operators does momondo search for flights to Southeast Asia?
There are 107 operators available for flights to Southeast Asia as of June 2025.
How old do you have to be to fly to Southeast Asia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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?
momondo does allow users to show only those flights to Southeast Asia which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights to Southeast Asia?
momondo provides multiple filters to help you find the best flight to Southeast Asia. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight to Southeast Asia right now. Can momondo alert me if prices change?
If you are not ready to book a flight to Southeast Asia now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Southeast Asia and let you know when they change.
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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 Kingdom
| Departing | Destination | Best Time | Best Price |
|---|---|---|---|
| London | Bangkok | 11h 25m | £237 |
| London | Kuala Lumpur | 12h 45m | £386 |
| London | Singapore | 12h 50m | £406 |
| London | Hanoi | 14h 15m | £407 |
| London | Ho Chi Minh City | 16h 40m | £425 |
| Manchester | Singapore | 12h 55m | £429 |
| Manchester | Bangkok | 17h 20m | £430 |
| London | Phnom Penh | 16h 25m | £442 |
| Manchester | Denpasar | 20h 00m | £452 |
| London | Denpasar | 18h 55m | £453 |
| Manchester | Phuket City | 12h 15m | £454 |
| London | Da Nang | 23h 20m | £456 |
| Birmingham | Bangkok | 14h 05m | £461 |
| Edinburgh | Singapore | 24h 00m | £463 |
| Glasgow | Singapore | 20h 15m | £465 |
| Manchester | Jakarta | 17h 15m | £465 |