Which airlines fly to Southeast Asia?

Cathay Pacific, Air Canada 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 34% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 28 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 November 2025.

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$ 1,301 Cheap Flights from London to Southeast Asia in 2025/26

1 adult

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Find the cheapest flights from London, Ontario to Southeast Asia

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5:10 a.m. - 11:25 a.m.YXU-BKK

42h 15m3 stops

4:55 p.m. - 9:21 p.m.BKK-YXU

40h 26m3 stops

C$ 1,301United Airlines

Find Deal

Thu, 22 Jan - Mon, 26 Jan

5:10 a.m. - 11:25 a.m.YXU-BKK

42h 15m3 stops

4:55 p.m. - 8:46 a.m.BKK-YXU

51h 51m3 stops

C$ 1,303United Airlines

Find Deal

Thu, 22 Jan - Mon, 26 Jan

5:10 a.m. - 8:15 p.m.YXU-SIN

50h 05m2 stops

10:20 p.m. - 9:21 p.m.SIN-YXU

36h 01m2 stops

C$ 1,426United Airlines

Find Deal

Wed, 11 Feb - Sun, 15 Feb

5:10 a.m. - 8:15 p.m.YXU-SIN

50h 05m2 stops

10:20 p.m. - 8:46 a.m.SIN-YXU

47h 26m2 stops

C$ 1,428United Airlines

Find Deal

Wed, 11 Feb - Sun, 15 Feb

8:10 p.m. - 1:35 p.m.YXU-MNL

52h 25m3 stops

2:50 p.m. - 6:35 a.m.MNL-YXU

28h 45m3 stops

C$ 1,479Multiple Airlines

Find Deal

Mon, 26 Jan - Thu, 19 Feb

9:25 a.m. - 6:30 a.m.YXU-BKK

33h 05m2 stops

8:15 a.m. - 9:21 p.m.BKK-YXU

25h 06m2 stops

C$ 1,516Air Canada

Find Deal

Thu, 22 Jan - Mon, 26 Jan

9:25 a.m. - 6:30 a.m.YXU-BKK

33h 05m2 stops

8:15 a.m. - 9:21 p.m.BKK-YXU

25h 06m2 stops

C$ 1,517Air Canada

Find Deal

Thu, 22 Jan - Mon, 26 Jan

9:25 a.m. - 10:35 a.m.YXU-MNL

36h 10m2 stops

12:05 p.m. - 5:05 p.m.MNL-YXU

42h 00m2 stops

C$ 1,533Multiple Airlines

Find Deal

Mon, 26 Jan - Thu, 19 Feb

5:40 p.m. - 9:55 a.m.YXU-MNL

27h 15m3 stops

4:45 a.m. - 6:35 a.m.MNL-YXU

38h 50m3 stops

C$ 1,874Multiple Airlines

Find Deal

Mon, 26 Jan - Wed, 18 Feb

9:25 a.m. - 6:55 a.m.YXU-SIN

32h 30m2 stops

1:10 a.m. - 9:21 p.m.SIN-YXU

33h 11m2 stops

C$ 3,291Air Canada

Find Deal

Wed, 11 Feb - Sat, 14 Feb

United Airlines flights from London, Ontario to Southeast Asia

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

United Airlines

22 Jan

YXU5:10 a.m.London

42h 15m

3 stops

BKK11:25 a.m.Bangkok Suvarnabhumi

26 Jan

BKK4:55 p.m.Bangkok Suvarnabhumi

40h 26m

3 stops

YXU9:21 p.m.London

C$ 1,301

Find similar

United Airlines

22 Jan

YXU5:10 a.m.London

42h 15m

3 stops

BKK11:25 a.m.Bangkok Suvarnabhumi

26 Jan

BKK4:55 p.m.Bangkok Suvarnabhumi

51h 51m

3 stops

YXU8:46 a.m.London

C$ 1,303

Find similar

United Airlines

11 Feb

YXU5:10 a.m.London

50h 05m

2 stops

SIN8:15 p.m.Singapore Changi

15 Feb

SIN10:20 p.m.Singapore Changi

36h 01m

2 stops

YXU9:21 p.m.London

C$ 1,426

Find similar

Air Canada flights from London, Ontario to Southeast Asia

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

Air Canada

22 Jan

YXU9:25 a.m.London

33h 05m

2 stops

BKK6:30 a.m.Bangkok Suvarnabhumi

26 Jan

BKK8:15 a.m.Bangkok Suvarnabhumi

25h 06m

2 stops

YXU9:21 p.m.London

C$ 1,516

Find similar

Air Canada

22 Jan

YXU9:25 a.m.London

33h 05m

2 stops

BKK6:30 a.m.Bangkok Suvarnabhumi

26 Jan

BKK8:15 a.m.Bangkok Suvarnabhumi

25h 06m

2 stops

YXU9:21 p.m.London

C$ 1,517

Find similar

Air Canada

20 Nov

YXU9:25 a.m.London

32h 20m

2 stops

MNL6:45 a.m.Manila Ninoy Aquino Intl

24 Nov

MNL10:05 a.m.Manila Ninoy Aquino Intl

35h 41m

2 stops

YXU8:46 a.m.London

C$ 2,806

Find similar

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

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 22/1

5:10 a.m.-11:25 a.m.

3 stops42h 15m

Bangkok Suvarnabhumi

Mon 26/1

4:55 p.m.-9:21 p.m.

3 stops40h 26m

C$ 1,301

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 22/1

5:10 a.m.-11:25 a.m.

3 stops42h 15m

Bangkok Suvarnabhumi

Mon 26/1

4:55 p.m.-8:46 a.m.

3 stops51h 51m

C$ 1,303

LondonSingapore

YXU - SIN

YXUSIN

London

Wed 11/2

5:10 a.m.-8:15 p.m.

2 stops50h 05m

Singapore Changi

Sun 15/2

10:20 p.m.-9:21 p.m.

2 stops36h 01m

C$ 1,426

LondonSingapore

YXU - SIN

YXUSIN

London

Wed 11/2

5:10 a.m.-8:15 p.m.

2 stops50h 05m

Singapore Changi

Sun 15/2

10:20 p.m.-8:46 a.m.

2 stops47h 26m

C$ 1,428

LondonManila

YXU - MNL

YXUMNL

London

Mon 26/1

8:10 p.m.-1:35 p.m.

3 stops52h 25m

Manila Ninoy Aquino Intl

Thu 19/2

2:50 p.m.-6:35 a.m.

3 stops28h 45m

C$ 1,479

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 22/1

9:25 a.m.-6:30 a.m.

2 stops33h 05m

Bangkok Suvarnabhumi

Mon 26/1

8:15 a.m.-9:21 p.m.

2 stops25h 06m

C$ 1,516

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 22/1

9:25 a.m.-6:30 a.m.

2 stops33h 05m

Bangkok Suvarnabhumi

Mon 26/1

8:15 a.m.-9:21 p.m.

2 stops25h 06m

C$ 1,517

LondonManila

YXU - MNL

YXUMNL

London

Mon 26/1

9:25 a.m.-10:35 a.m.

2 stops36h 10m

Manila Ninoy Aquino Intl

Thu 19/2

12:05 p.m.-5:05 p.m.

2 stops42h 00m

C$ 1,533

LondonManila

YXU - MNL

YXUMNL

London

Mon 26/1

5:40 p.m.-9:55 a.m.

3 stops27h 15m

Manila Ninoy Aquino Intl

Wed 18/2

4:45 a.m.-6:35 a.m.

3 stops38h 50m

C$ 1,874

LondonSingapore

YXU - SIN

YXUSIN

London

Wed 11/2

9:25 a.m.-6:55 a.m.

2 stops32h 30m

Singapore Changi

Sat 14/2

1:10 a.m.-9:21 p.m.

2 stops33h 11m

C$ 3,291

Flights are sorted by cheapest round-trip flights first.

Sorted 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

What is the cheapest time of day to depart on your flight to Southeast Asia?

According to our data, the cheapest time of day to fly to Southeast Asia is in the afternoon. momondo users have found flights departing from London, Ontario to Southeast Asia in the afternoon for as low as C$ 1,657. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Southeast Asia are more costly in the morning, with an average ticket price of C$ 1,846. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

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

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 November 2025.
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 Embraer 195 E2, making up 34.84% of the total bookings. Other popular models include Boeing 737 MAX 8 with 32.27%, Boeing 737-700 Passenger/BBJ1 (winglets) with 9.07%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 6.22%.

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
Air Canada	PriceFrom C$ 1,431	Free Cancellation	Rating 7.1 10,448 reviews		Search Air Canada 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.

An easier way to manage your Southeast Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Southeast Asia

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Cheap flights from London, Ontario to Southeast Asia from C$ 1,301

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London, Ontario to Southeast Asia

Cheap round-trip flights

United Airlines flights from London, Ontario to Southeast Asia

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

Air Canada flights from London, Ontario to Southeast Asia

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

momondo Fare Finder

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

See travel insights to Southeast Asia from

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

What is the cheapest time of day to depart on your flight to Southeast Asia?

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.

Which airlines fly 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

Direct flights

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

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

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

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

What is the most popular plane model from London, Ontario to Southeast Asia?

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

Why use momondo?

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

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

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

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

An easier way to manage your Southeast Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Southeast Asia

Popular Cities in Southeast Asia

Popular flights according to clicks in the last 7 days on momondo