All passengers:

All passengers are permitted 1 piece of carry-on baggage weighing no more than 7kg (15 lbs) and not exceeding the dimensions of 56 x 45 x 25 cm (22 x 18 x 10 inches). Please note that these dimensions must also include the carry-on bag's wheels, handles and side pockets.

Carry-on baggage must be placed underneath the seat in front of you or in the overhead lockers.

Passengers can also take one handbag/wallet/purse alongside the carry-on baggage. This mustn't exceed dimensions of 37.5 x 25 x 12.5 cm (15 x 10 x 5 inches). It also cannot weigh more than 1.5kg (3.3 lbs).

Other unique items are permitted onboard including walking sticks or crutches for elderly passengers, sick passengers and handicapped passengers, as well as infant food.

Business Class, First Class and Star Alliance Gold Status passengers:

If you are travelling in Business Class or First Class, or you're a Star Alliance Gold Status member, you are allowed 2 pieces of carry-on baggage for your flight with Thai Airways. Dimension and weight restrictions above apply.

The free checked baggage allowances vary depending on your flight route and your cabin class.

Domestic Flights

Royal Silk Class: Up to 40kg (88 lbs)

Premium Economy Class: Up to 30kg (66 lbs)

Economy Class: 20-30kg (44-66 lbs)

Infant not occupying a seat: Up to 10kg (22 lbs)

Royal Orchid Plus Silver Member: +10kg (22 lbs)

Royal Orchid Plus & Star Alliance Gold Members: +20kg (44 lbs)

Royal Orchid Platinum Member: +30kg (66 lbs)

Flights between Europe, Africa, Asia, Middle East, Australia and New Zealand:

Royal First Class: Up to 50kg (110 lbs)

Royal Silk Class: Up to 40kg (88 lbs)

Premium Economy Class: Up to 40kg (88 lbs)

Economy Class: 20-35kg (44-77 lbs)

Infant not occupying a seat: Up to 10kg (22 lbs)

Royal Orchid Plus Silver Member: +10kg (22 lbs)

Royal Orchid Plus & Star Alliance Gold Members: +20kg (44 lbs)

Royal Orchid Platinum Member: +30kg (66 lbs)

Flights to/from USA and Canada:

Royal First Class and Royal Silk Class Passengers: 2 pieces of checked baggage each weighing no more than 32kg (70 lbs) and not exceeding linear dimensions of 158cm (62 inches).

Economy Class: 2 pieces of checked baggage each weighing no more than 23kg (50 lbs) and not exceeding linear dimensions of 158cm (62 inches).

Infant not occupying a seat: 1 piece of checked baggage weighing no more than 23kg (50 lbs) and not exceeding linear dimensions of 115cm (45 inches).

Online check-in is available for both domestic and international flights with Thai Airways. Online check-in will open 24 hours up until 1 hour before your flight is scheduled to depart. You can check in online for your Thai Airways flight on the official Thai Airways check-in page.

If you want to check in at the airport, you can do so at the self-service kiosks or at the check-in counters.

For domestic flights, check-in counters will open from 3 hours up until 40 minutes before the scheduled flight departure time. Boarding gates will be open from 90 minutes up until 10 minutes before departure.

For international flights, check-in counters will open from 3 hours up until 30 minutes before takeoff. Boarding gates will be open from 1 hour up until 10 minutes before departure.

You'll be welcomed on board your Thai Airways flight with exceptional Thai hospitality.

Economy Facilities

Once on board, you'll be able to browse through hundreds of films an TV programs on your own personal in-flight entertainment screen. There's even access to WI-FI on Air A330-300 and A390-800 flights for an additional fee.

What are PIA Economy seats like?

Recline in the airline's plush wide seats with some of the most generous legroom in the sky

Thai Airways' Premium Economy class is called 'Economy Plus'. With Economy Plus, passengers get to experience extra comfort and privacy compared to Economy Class. This cabin class is only available for flights between Bangkok, London and Frankfurt.

Premium Economy Facilities

Middle seats are blocked to allow extra room and comfort throughout the flight. Passengers have access to priority check-in and baggage tagging. There is an extra 5kg baggage allowance. Passengers also receive special access to the Thai Airways Business Class reception area at Suvarnabhumi Airport. Meal options are similar to those in Business Class.

Thai Airways' Royal Silk Business Class provides you with a smooth and elegant journey inspired by the rich Thai culture and heritage.

Business Class Facilities

Once on board your flight, you'll be served with a sparkling champagne, tropical juice or signature cocktail and you'll have the chance to scroll through hundreds of hours of film and TV on your personal 15 to 16 inch touch screens.

What are Business Class seats like?

The Thai Airways Business Class seats on A380s, Boeing 777 and 787s allow the airline's Business Class passengers to rest peacefully in a 180 degree fully lie-flat bed. Other aircraft offer angled seating between 160 to 170 degrees.

In Royal First Class, passengers can expect a flight experience like no other.

First Class Facilities

If you're departing from Suvarnabhumi Airport with a Royal First Class ticket, you will get curbside drop off and porter assistance with your luggage all the way to the Royal First Class check-in counters.

After you get through security and immigration, you will be swiftly transported to the Royal First Class Lounge and Spa. This includes Thai-style massages, steam rooms, showers, slumber rooms as well as exclusive dining.

First Class Amenities

Royal First Class passengers on flights lasting longer than 6 hours will receive complimentary loungewear and slippers as well as a travel kit with designer toiletries and accessories. Sleeping won't be an issue with soft down pillows and fine cloth blankets provided by Thai Airways.

Star Alliance was founded in 1997 with five airlines: Scandinavian Airlines, Thai Airways International, Air Canada, Lufthansa and United Airlines.

It now consists of 26 airlines from all over the world. With all of these airlines combined, Star Alliance operates over 5,000 aircraft and serves over 1,200 destinations with around 19,000 daily departures.