THAI Smile

As a Royal Orchid Plus member you can earn miles, and enjoy tier status benefits with THAI Smile, just as you do with THAI. All THAI Smile flights operate with airline code WE, followed by a 3 digit flight code, and all WE flights are also codeshare with THAI, TG followed by a 4 digit flight number.

For paid flights members can book directly with THAI Smile at :  
Smile Contact Center at 02 118 8888 or 1181
THAI reservations worldwide

Earning Miles

Class of Service Booking Class Actual Miles Flown
Premium Economy / Smile Plus Class U / A / P 110%
Economy Class / Smile Flexi
Y / B / M / H / Q / V / W / T 100%
Economy Class (domestic) / Smile Saver
G** / K / S / Z / O 50%*
Economy Class (international) / Smile Saver
K / S / Z / O 25%*
Economy Class / Smile Promotion
G / T / K / S / Z / O / E 0%*

For flights of 500 miles or less, minimum 500 miles are earned.

*Discounted Fares are subject to ticketing conditions and may not be eligible for mileage accrual.

**Valid for selected route only


As with THAI, miles flown with THAI Smile are also Qualifying Miles that count towards Royal Orchid Plus status. Royal Orchid Plus Silver, Gold and Platinum members have the same additional baggage allowance according to tier status with THAI Smile as the do with THAI. Gold and Platinum members can also enjoy airport lounge access, at THAI Smile branded lounges or THAI Royal Orchid Lounges.

The THAI Smile Network

All THAI Smile flights operate to/from Don Mueang Airport (DMK) and Suvarnabhumi Airport (BKK) in Bangkok. THAI Smile does not offer check-through baggage service with other airlines. If you are connecting with THAI or another airline, at Suvarnabhumi Airport or Don Mueang Airports in Bangkok, checked baggage must be collected on arrival.

THAI Smile (Domestic Routes)*

Bangkok To/From Actual Miles

Chiang Mai

Chiang Rai 424
Hai Yai 467
Khon Kaen 233
Krabi 419
Narathiwat 511
Phuket 424
Samui 297
Surat Thani 335
Ubon Ratchathani 297
Udon Thani 285

Chiang Mai To/From Actual Miles



THAI Smile (International Routes)*

Bangkok To/From Actual Miles


Macau 1,028
Mandalay 639


Phuket To/From Actual Miles

New Deihi

Kuala Lumpur 426


  • Routes can be changed or cancelled subject to a flight schedule designated.