฿10,789 Find Cheap Flights from Bangkok to London – Compare and Save

Among airlines operating Bangkok to London flights:

• Thai Airways: offers free seat selection
• EVA Air: offers extra legroom
• Norse Atlantic UK: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

4 airlines operate flights between Bangkok and London. The airlines offering direct flights on this route include:

• Thai Airways
• EVA Air
• บริติชแอร์เวย์
• Norse Atlantic UK

Flights from Bangkok to London may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK), with arrivals available at airports in London such as London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN).

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai Airways: a cabin bag and a checked bag in Economy class
• EVA Air: a cabin bag and a checked bag in Economy class
• Norse Atlantic UK: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Four cabin classes are available on flights from Bangkok to London:

• Economy class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average ฿21,803 return via Stockholm Arlanda (ARN), compared with ฿36,386 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ฿1,415–฿3,299 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

One-stop flights from Bangkok to London most commonly connect through:

• Dubai Intl (DXB) – 21% of one-stop connections
• Abu Dhabi Zayed Intl (AUH) – 20% of one-stop connections
• Doha Hamad Intl (DOH) – 12% of one-stop connections
• Muscat Seeb (MCT) – 9% of one-stop connections

Dubai Intl (DXB) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 6% on the Bangkok to London route. Tuesday is the cheapest departure day at ฿31,904 return on average, while Saturday is the most expensive at ฿33,818, a difference of ฿1,914. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok to London route, 10% of flights were delayed in the past 3 months, with delays averaging 1 hour 55 minutes.

Afternoon is the busiest departure period on Bangkok to London flights, with 50% leaving in that window. Night departures account for 50%, Morning flights for 0%, and Evening flights for 0%.

Some of the most popular sights in London are Paddington Station, Emirates Stadium, and Covent Garden Tube Station. These are among the most viewed places in London on KAYAK.

These are the earliest and latest flight times available from Bangkok to London:

• Earliest: departs at 00:25 and lands at 13:28
• Latest: departs at 23:05 and lands at 12:08.

The flight takes about 13h 03m.

Last-minute fares on this route (booked within 2 weeks of departure) run 5% above the route average of ฿31,940. Book 13 weeks before departure for the lowest fares.

A direct flight from Bangkok to London takes 13h 03m, covering 15,332 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Bangkok to London are currently lower than usual. Average one-way flight prices are about ฿12,428, which is 20% below the typical average for this route.

บริติชแอร์เวย์ is slightly above the route average for timely arrivals, while Thai Airways has a lower on-time arrival rate. On-time arrival rates on Bangkok to London flights are:

• บริติชแอร์เวย์: 94% on time
• Thai Airways: 91% on time
• EVA Air: 88% on time

On average, flights on this route are punctual 90% of the time.

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Vienna Intl (VIE) gives the shortest average 1-stop total travel time of 14h 15m, compared to 14h 40m via Zurich (ZRH) and 15h 18m via Munich Franz Josef Strauss (MUC).

London is 6 hours behind Bangkok (British Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Since London is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near London Heathrow Airport (LHR) – daily rates from around ฿230:

• GREEN MOTION
• DRIVALIA
• Europcar
• Alamo
• Hertz

Near London Gatwick Airport (LGW) – daily rates from around ฿278:

• GREEN MOTION
• DRIVALIA
• U-Save
• Europcar
• Alamo

Near London City Airport (LCY) – daily rates from around ฿347:

• GREEN MOTION
• Budget
• Hertz
• Avis
• Sixt

Near London Luton Airport (LTN) – daily rates from around ฿355:

• GREEN MOTION
• DRIVALIA
• Alamo
• Europcar
• Budget

Near London Stansted Airport (STN) – daily rates from around ฿325:

• GREEN MOTION
• DRIVALIA
• Europcar
• Alamo
• U-Save

Return flights from Bangkok to London range from ฿26,323 to ฿37,666, with an average of ฿31,940 over the past 12 months. Anything below ฿26,323 counts as a good deal.