Which airlines fly to Southeast Asia?

Cathay Pacific, United Airlines and Philippine Airlines are the top three most popular airlines that fly to Southeast Asia from London, Ontario according to our data. Cathay Pacific is the first choice among our users, with 29% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 31 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from London to Southeast Asia?

Air Canada, Emirates, and United Airlines are the most popular carriers operating from London to Southeast Asia

When did momondo last update prices for flights from London Airport to Southeast Asia?

Prices for flights from London Airport to Southeast Asia are updated daily.

How many operators does momondo search for flights from London Airport to Southeast Asia?

The number of operators available for flights from London Airport to Southeast Asia is 1 as of April 2026.

How old do you have to be to fly from London Airport to Southeast Asia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Southeast Asia.

What documentation or ID do you need to fly to Southeast Asia?

The travel and health documents required for your trip to Southeast Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 857 Cheap Flights from London to Southeast Asia in 2026

1 adult

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Find the cheapest flights from London, Ontario to Southeast Asia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 p.m. - 6:15 a.m.

YXU

SIN

50h 45m

2 stops

8:45 a.m. - 8:55 a.m.

SIN

YXU

36h 10m

2 stops

C$ 1,620United Airlines

Sun, 20 Sep - Thu, 24 Sep

9:30 a.m. - 5:15 a.m.

YXU

SIN

31h 45m

2 stops

6:15 a.m. - 8:55 a.m.

SIN

YXU

38h 40m

2 stops

C$ 1,653Air Canada

Thu, 17 Sep - Mon, 21 Sep

5:40 a.m. - 7:00 p.m.

YXU

MNL

25h 20m

2 stops

8:40 a.m. - 8:55 a.m.

MNL

YXU

36h 15m

2 stops

C$ 1,672United Airlines

Thu, 10 Sep - Mon, 14 Sep

5:40 a.m. - 7:00 p.m.

YXU

MNL

25h 20m

2 stops

8:40 a.m. - 8:55 a.m.

MNL

YXU

36h 15m

2 stops

C$ 1,675United Airlines

Thu, 10 Sep - Mon, 14 Sep

6:20 p.m. - 6:15 a.m.

YXU

SIN

47h 55m

2 stops

8:45 a.m. - 8:55 a.m.

SIN

YXU

36h 10m

2 stops

C$ 1,685United Airlines

Sun, 20 Sep - Thu, 24 Sep

9:30 a.m. - 6:20 a.m.

YXU

MNL

32h 50m

2 stops

9:25 a.m. - 9:40 p.m.

MNL

YXU

24h 15m

2 stops

C$ 1,739Air Canada

Thu, 10 Sep - Mon, 14 Sep

12:20 p.m. - 8:00 a.m.

YXU

BKK

32h 40m

2 stops

3:40 a.m. - 2:57 p.m.

BKK

YXU

46h 17m

2 stops

C$ 1,864Emirates

Tue, 2 Jun - Mon, 22 Jun

6:10 a.m. - 5:45 a.m.

YXU

MNL

35h 35m

2 stops

8:40 p.m. - 5:20 a.m.

MNL

YXU

20h 40m

2 stops

C$ 2,014Philippine Airlines

Mon, 18 May - Mon, 25 May

5:55 p.m. - 1:35 p.m.

YXU

BKK

56h 40m

2 stops

9:50 a.m. - 4:45 p.m.

BKK

YXU

41h 55m

3 stops

C$ 3,868WestJet

Tue, 2 Jun - Tue, 23 Jun

5:55 p.m. - 1:05 a.m.

YXU

BKK

44h 10m

2 stops

9:50 a.m. - 4:45 p.m.

BKK

YXU

41h 55m

3 stops

C$ 4,022WestJet

Tue, 2 Jun - Tue, 23 Jun

WestJet flights from London, Ontario to Southeast Asia

Our best WestJet deals on London, Ontario to Southeast Asia flight tickets

WestJet

2 Jun

YXU5:55 p.m.London

56h 40m

2 stops

BKK1:35 p.m.Bangkok Suvarnabhumi

23 Jun

BKK9:50 a.m.Bangkok Suvarnabhumi

41h 55m

3 stops

YXU4:45 p.m.London

C$ 3,868

WestJet

2 Jun

YXU5:55 p.m.London

44h 10m

2 stops

BKK1:05 a.m.Bangkok Suvarnabhumi

23 Jun

BKK9:50 a.m.Bangkok Suvarnabhumi

41h 55m

3 stops

YXU4:45 p.m.London

C$ 4,022

United Airlines flights from London, Ontario to Southeast Asia

Our best United Airlines deals on London, Ontario to Southeast Asia flight tickets

United Airlines

20 Sep

YXU3:30 p.m.London

50h 45m

2 stops

SIN6:15 a.m.Singapore Changi

24 Sep

SIN8:45 a.m.Singapore Changi

36h 10m

2 stops

YXU8:55 a.m.London

C$ 1,620

United Airlines

10 Sep

YXU5:40 a.m.London

25h 20m

2 stops

MNL7:00 p.m.Manila Ninoy Aquino Intl

14 Sep

MNL8:40 a.m.Manila Ninoy Aquino Intl

36h 15m

2 stops

YXU8:55 a.m.London

C$ 1,672

United Airlines

10 Sep

YXU5:40 a.m.London

25h 20m

2 stops

MNL7:00 p.m.Manila Ninoy Aquino Intl

14 Sep

MNL8:40 a.m.Manila Ninoy Aquino Intl

36h 15m

2 stops

YXU8:55 a.m.London

C$ 1,675

momondo Fare Finder

Use the filters below to find and compare flights from London, Ontario to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSingapore

YXU - SIN

YXUSIN

London

Sun 20/9

3:30 p.m.-6:15 a.m.

2 stops50h 45m

Singapore Changi

Thu 24/9

8:45 a.m.-8:55 a.m.

2 stops36h 10m

C$ 1,620

LondonSingapore

YXU - SIN

YXUSIN

London

Thu 17/9

9:30 a.m.-5:15 a.m.

2 stops31h 45m

Singapore Changi

Mon 21/9

6:15 a.m.-8:55 a.m.

2 stops38h 40m

C$ 1,653

LondonManila

YXU - MNL

YXUMNL

London

Thu 10/9

5:40 a.m.-7:00 p.m.

2 stops25h 20m

Manila Ninoy Aquino Intl

Mon 14/9

8:40 a.m.-8:55 a.m.

2 stops36h 15m

C$ 1,672

LondonManila

YXU - MNL

YXUMNL

London

Thu 10/9

5:40 a.m.-7:00 p.m.

2 stops25h 20m

Manila Ninoy Aquino Intl

Mon 14/9

8:40 a.m.-8:55 a.m.

2 stops36h 15m

C$ 1,675

LondonSingapore

YXU - SIN

YXUSIN

London

Sun 20/9

6:20 p.m.-6:15 a.m.

2 stops47h 55m

Singapore Changi

Thu 24/9

8:45 a.m.-8:55 a.m.

2 stops36h 10m

C$ 1,685

LondonManila

YXU - MNL

YXUMNL

London

Thu 10/9

9:30 a.m.-6:20 a.m.

2 stops32h 50m

Manila Ninoy Aquino Intl

Mon 14/9

9:25 a.m.-9:40 p.m.

2 stops24h 15m

C$ 1,739

LondonBangkok

YXU - BKK

YXUBKK

London

Tue 2/6

12:20 p.m.-8:00 a.m.

2 stops32h 40m

Bangkok Suvarnabhumi

Mon 22/6

3:40 a.m.-2:57 p.m.

2 stops46h 17m

C$ 1,864

Quickest round-trip

LondonManila

YXU - MNL

YXUMNL

London

Mon 18/5

6:10 a.m.-5:45 a.m.

2 stops35h 35m

Manila Ninoy Aquino Intl

Mon 25/5

8:40 p.m.-5:20 a.m.

2 stops20h 40m

C$ 2,014

LondonBangkok

YXU - BKK

YXUBKK

London

Tue 2/6

5:55 p.m.-1:35 p.m.

2 stops56h 40m

Bangkok Suvarnabhumi

Tue 23/6

9:50 a.m.-4:45 p.m.

3 stops41h 55m

C$ 3,868

LondonBangkok

YXU - BKK

YXUBKK

London

Tue 2/6

5:55 p.m.-1:05 a.m.

2 stops44h 10m

Bangkok Suvarnabhumi

Tue 23/6

9:50 a.m.-4:45 p.m.

3 stops41h 55m

C$ 4,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London, Ontario 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

Prices

Airlines

Can stopping save me money on London, Ontario to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between London, Ontario to Southeast Asia.

Cheap London, Ontario to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Southeast Asia

Fastest flight time	25h 20m
Direct flights	None

The fastest flight from London, Ontario to Southeast Asia takes 25h 20m

There are no direct flights from London, Ontario to Southeast Asia. There are no popular flight routes from London, Ontario to Southeast Asia.

Search flight deals

Frequently asked questions about flying from London, Ontario to Southeast Asia

When did momondo last update prices for flights from London Airport to Southeast Asia?
Prices for flights from London Airport to Southeast Asia are updated daily.
How many operators does momondo search for flights from London Airport to Southeast Asia?
The number of operators available for flights from London Airport to Southeast Asia is 1 as of April 2026.
How old do you have to be to fly from London Airport to Southeast Asia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The travel and health documents required for your trip to Southeast Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London, Ontario to Southeast Asia?
Based on momondo bookings for flights between London, Ontario and Southeast Asia, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 42.25% of the total bookings. Other popular models include Embraer 195 E2 with 22.39%, Boeing 737 MAX 8 with 19.17%, and Boeing 737-800 (Scimitar Winglets) with 5.25%.

Best airlines flying from London, Ontario to Southeast Asia

Compare and see reviews for airlines that fly from London, Ontario to Southeast Asia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 1,169	Free Cancellation	Rating 7.4 9,613 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Asia?

Finding the right flight to Southeast Asia from London is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southeast Asia quick and easy, saving you time and money.

Can I find flights from London to Southeast Asia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Southeast Asia from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Southeast Asia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southeast Asia from London.

I’m not ready to book a flight from London to Southeast Asia right now. Can momondo alert me if prices change?

Price alerts on flights to Southeast Asia from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.