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

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

Which airlines fly to Southeast Asia?

Cathay Pacific, Philippine Airlines and United 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 37% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 26 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

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 September 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$ 650 Cheap Flights from London, Ontario to Southeast Asia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London, Ontario to Southeast Asia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 a.m. - 7:00 a.m.YXU London-SIN Singapore Changi

36h 30m2 stops Toronto Pearson Intl Vancouver Intl

8:30 a.m. - 8:37 a.m.SIN Singapore Changi-YXU London

37h 07m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,533Air Canada

Wed, 17 Feb - Wed, 3 Mar

9:15 a.m. - 7:00 a.m.YXU London-SIN Singapore Changi

32h 45m2 stops Toronto Pearson Intl Vancouver Intl

8:30 a.m. - 9:44 p.m.SIN Singapore Changi-YXU London

26h 14m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,533Air Canada

Thu, 18 Feb - Wed, 3 Mar

5:30 a.m. - 7:00 a.m.YXU London-SIN Singapore Changi

60h 30m2 stops Toronto Pearson Intl Vancouver Intl

8:30 a.m. - 9:44 p.m.SIN Singapore Changi-YXU London

26h 14m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,533Air Canada

Tue, 16 Feb - Wed, 3 Mar

9:15 a.m. - 6:55 a.m.YXU London-SIN Singapore Changi

32h 40m2 stops Toronto Pearson Intl Tokyo Haneda

8:30 a.m. - 8:37 a.m.SIN Singapore Changi-YXU London

37h 07m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,545Air Canada

Mon, 15 Feb - Wed, 3 Mar

3:20 p.m. - 6:55 a.m.YXU London-SIN Singapore Changi

50h 35m2 stops Toronto Pearson Intl Tokyo Haneda

8:30 a.m. - 2:39 p.m.SIN Singapore Changi-YXU London

43h 09m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,545Air Canada

Sun, 14 Feb - Wed, 3 Mar

3:20 p.m. - 7:00 a.m.YXU London-SIN Singapore Changi

50h 40m2 stops Toronto Pearson Intl Vancouver Intl

8:30 a.m. - 8:37 a.m.SIN Singapore Changi-YXU London

37h 07m2 stops Incheon Intl Toronto Pearson Intl

C$ 1,567Air Canada

Sat, 20 Feb - Wed, 3 Mar

9:15 a.m. - 7:00 a.m.YXU London-SIN Singapore Changi

32h 45m2 stops Toronto Pearson Intl Vancouver Intl

10:20 p.m. - 2:39 p.m.SIN Singapore Changi-YXU London

53h 19m2 stops Tokyo Haneda Toronto Pearson Intl

C$ 1,579Air Canada

Thu, 18 Feb - Tue, 2 Mar

3:20 p.m. - 7:00 a.m.YXU London-SIN Singapore Changi

50h 40m2 stops Toronto Pearson Intl Vancouver Intl

10:20 p.m. - 8:37 a.m.SIN Singapore Changi-YXU London

47h 17m2 stops Tokyo Haneda Toronto Pearson Intl

C$ 1,579Air Canada

Wed, 17 Feb - Mon, 1 Mar

5:30 a.m. - 7:00 a.m.YXU London-SIN Singapore Changi

36h 30m2 stops Toronto Pearson Intl Vancouver Intl

10:20 p.m. - 8:37 a.m.SIN Singapore Changi-YXU London

47h 17m2 stops Tokyo Haneda Toronto Pearson Intl

C$ 1,579Air Canada

Wed, 17 Feb - Tue, 2 Mar

3:20 p.m. - 7:00 a.m.YXU London-SIN Singapore Changi

26h 40m2 stops Toronto Pearson Intl Vancouver Intl

10:20 p.m. - 2:39 p.m.SIN Singapore Changi-YXU London

53h 19m2 stops Tokyo Haneda Toronto Pearson Intl

C$ 1,579Air Canada

Thu, 18 Feb - Mon, 1 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:10 a.m. - 5:45 a.m.YXU London-MNL Manila Ninoy Aquino Intl

35h 35m2 stops Calgary Vancouver Intl

8:40 p.m. - 5:20 a.m.MNL Manila Ninoy Aquino Intl-YXU London

20h 40m2 stops Vancouver Intl Calgary

C$ 1,637Multiple Airlines

Wed, 9 Sep - Tue, 29 Sep

5:55 p.m. - 5:45 a.m.YXU London-MNL Manila Ninoy Aquino Intl

23h 50m2 stops Calgary Vancouver Intl

8:40 p.m. - 4:45 p.m.MNL Manila Ninoy Aquino Intl-YXU London

32h 05m2 stops Vancouver Intl Calgary

C$ 1,637Multiple Airlines

Thu, 10 Sep - Thu, 1 Oct

6:10 a.m. - 5:45 a.m.YXU London-MNL Manila Ninoy Aquino Intl

35h 35m2 stops Calgary Vancouver Intl

8:40 p.m. - 5:20 a.m.MNL Manila Ninoy Aquino Intl-YXU London

20h 40m2 stops Vancouver Intl Calgary

C$ 1,637Multiple Airlines

Thu, 10 Sep - Tue, 29 Sep

5:40 a.m. - 5:55 a.m.YXU London-MNL Manila Ninoy Aquino Intl

36h 15m3 stops Toronto Pearson Intl Los Angeles San Francisco

8:40 a.m. - 9:20 a.m.MNL Manila Ninoy Aquino Intl-YXU London

36h 40m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Wed, 9 Sep - Mon, 28 Sep

6:20 p.m. - 7:00 p.m.YXU London-MNL Manila Ninoy Aquino Intl

60h 40m3 stops Toronto Pearson Intl Los Angeles San Francisco

8:40 a.m. - 2:50 p.m.MNL Manila Ninoy Aquino Intl-YXU London

42h 10m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Mon, 7 Sep - Mon, 28 Sep

3:30 p.m. - 5:55 a.m.YXU London-MNL Manila Ninoy Aquino Intl

50h 25m2 stops Toronto Pearson Intl San Francisco

8:40 a.m. - 2:50 p.m.MNL Manila Ninoy Aquino Intl-YXU London

42h 10m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Sat, 12 Sep - Mon, 28 Sep

3:30 p.m. - 5:55 a.m.YXU London-MNL Manila Ninoy Aquino Intl

50h 25m2 stops Toronto Pearson Intl San Francisco

9:20 p.m. - 5:43 p.m.MNL Manila Ninoy Aquino Intl-YXU London

32h 23m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Tue, 8 Sep - Tue, 29 Sep

6:20 p.m. - 7:00 p.m.YXU London-MNL Manila Ninoy Aquino Intl

60h 40m3 stops Toronto Pearson Intl Los Angeles San Francisco

9:20 p.m. - 9:40 p.m.MNL Manila Ninoy Aquino Intl-YXU London

36h 20m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Mon, 7 Sep - Tue, 29 Sep

6:20 p.m. - 5:55 a.m.YXU London-MNL Manila Ninoy Aquino Intl

47h 35m2 stops Toronto Pearson Intl San Francisco

9:20 p.m. - 5:43 p.m.MNL Manila Ninoy Aquino Intl-YXU London

32h 23m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Sat, 12 Sep - Tue, 29 Sep

5:40 a.m. - 5:55 a.m.YXU London-MNL Manila Ninoy Aquino Intl

36h 15m3 stops Toronto Pearson Intl Los Angeles San Francisco

9:20 p.m. - 2:50 p.m.MNL Manila Ninoy Aquino Intl-YXU London

29h 30m2 stops San Francisco Toronto Pearson Intl

C$ 1,668United Airlines

Wed, 9 Sep - Tue, 29 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from London, Ontario to Southeast Asia

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

Air Canada

16 Feb

YXU5:30 a.m.London

60h 30m

2 stops

SIN7:00 a.m.Singapore Changi

3 Mar

SIN8:30 a.m.Singapore Changi

26h 14m

2 stops

YXU9:44 p.m.London

C$ 1,533

Air Canada

14 Feb

YXU3:20 p.m.London

50h 35m

2 stops

SIN6:55 a.m.Singapore Changi

3 Mar

SIN8:30 a.m.Singapore Changi

43h 09m

2 stops

YXU2:39 p.m.London

C$ 1,545

Air Canada

20 Feb

YXU3:20 p.m.London

50h 40m

2 stops

SIN7:00 a.m.Singapore Changi

3 Mar

SIN8:30 a.m.Singapore Changi

37h 07m

2 stops

YXU8:37 a.m.London

C$ 1,567

United Airlines flights from London, Ontario to Southeast Asia

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

United Airlines

8 Sep

YXU3:30 p.m.London

39h 30m

2 stops

MNL7:00 p.m.Manila Ninoy Aquino Intl

28 Sep

MNL8:40 a.m.Manila Ninoy Aquino Intl

42h 10m

2 stops

YXU2:50 p.m.London

C$ 1,668

United Airlines

8 Sep

YXU3:30 p.m.London

39h 30m

2 stops

MNL7:00 p.m.Manila Ninoy Aquino Intl

29 Sep

MNL9:20 p.m.Manila Ninoy Aquino Intl

32h 23m

2 stops

YXU5:43 p.m.London

C$ 1,678

United Airlines

31 Oct

YXU3:25 p.m.London

64h 50m

2 stops

SIN8:15 p.m.Singapore Changi

4 Nov

SIN10:20 p.m.Singapore Changi

29h 27m

2 stops

YXU2:47 p.m.London

C$ 1,684

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 London - SIN Singapore Changi

YXUSIN

London

Wed 17/2

5:30 a.m.-7:00 a.m.

2 stops36h 30m

Singapore Changi

Wed 3/3

8:30 a.m.-8:37 a.m.

2 stops37h 07m

C$ 1,533

Quickest round-trip

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Thu 18/2

9:15 a.m.-7:00 a.m.

2 stops32h 45m

Singapore Changi

Wed 3/3

8:30 a.m.-9:44 p.m.

2 stops26h 14m

C$ 1,533

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Tue 16/2

5:30 a.m.-7:00 a.m.

2 stops60h 30m

Singapore Changi

Wed 3/3

8:30 a.m.-9:44 p.m.

2 stops26h 14m

C$ 1,533

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Mon 15/2

9:15 a.m.-6:55 a.m.

2 stops32h 40m

Singapore Changi

Wed 3/3

8:30 a.m.-8:37 a.m.

2 stops37h 07m

C$ 1,545

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Sun 14/2

3:20 p.m.-6:55 a.m.

2 stops50h 35m

Singapore Changi

Wed 3/3

8:30 a.m.-2:39 p.m.

2 stops43h 09m

C$ 1,545

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Sat 20/2

3:20 p.m.-7:00 a.m.

2 stops50h 40m

Singapore Changi

Wed 3/3

8:30 a.m.-8:37 a.m.

2 stops37h 07m

C$ 1,567

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Thu 18/2

9:15 a.m.-7:00 a.m.

2 stops32h 45m

Singapore Changi

Tue 2/3

10:20 p.m.-2:39 p.m.

2 stops53h 19m

C$ 1,579

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Wed 17/2

3:20 p.m.-7:00 a.m.

2 stops50h 40m

Singapore Changi

Mon 1/3

10:20 p.m.-8:37 a.m.

2 stops47h 17m

C$ 1,579

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Wed 17/2

5:30 a.m.-7:00 a.m.

2 stops36h 30m

Singapore Changi

Tue 2/3

10:20 p.m.-8:37 a.m.

2 stops47h 17m

C$ 1,579

LondonSingapore

YXU London - SIN Singapore Changi

YXUSIN

London

Thu 18/2

3:20 p.m.-7:00 a.m.

2 stops26h 40m

Singapore Changi

Mon 1/3

10:20 p.m.-2:39 p.m.

2 stops53h 19m

C$ 1,579

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

Best price found	C$ 650
Fastest flight time	32h 40m
Direct flights	None

The best one-way flight to Southeast Asia from London, Ontario in the past 72 hours is C$ 650. The best round-trip flight deal from London, Ontario to Southeast Asia found on momondo in the last 72 hours is C$ 1,533.

The fastest flight from London, Ontario to Southeast Asia takes 32h 40m

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 September 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 MAX 8, making up 52.94% of the total bookings. Other popular models include Embraer 195 E2 with 27.49%, Boeing 737-700 Passenger/BBJ1 (winglets) with 4.75%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 4.10%.

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$ 1,183	Free Cancellation	Rating 7.4 10,175 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.