Thai Airways carry-on size and personal item rules
- Southeast Asia
- Full-service
- Star Alliance
- Verified 9 October 2026
Thai Airways (IATA: TG) allows one cabin bag of 22 × 18 × 10 in (55.9 × 45.7 × 25.4 cm), and no more than 45 in (114.3 cm) in total and 7 kg (15.4 lb) on its Economy Plus Class / Economy Class fare, plus a personal item of 37.5 × 25 × 12.5 cm (14.8 × 9.8 × 4.9 in), and no more than 75 cm (29.5 in) in total. Thai Airways counts wheels and handles in this size. Verified on 9 October 2026 from the official Thai Airways baggage page.
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Thai Airways carry-on allowance by fare
| Fare | Route / class | Personal item | Cabin bag | Weight |
|---|---|---|---|---|
| Economy Plus Class / Economy Class(standard) | All routes · Economy | 37.5×25×12.5 cm, 1.5 kg | 22×18×10 in, 7 kg | cabin bag 7 kg; personal item 1.5 kg |
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Thai Airways checked baggage by fare
| Fare | Checked baggage | Source |
|---|---|---|
| Economy Plus Class / Economy Class | Depends on the fare you buy within this cabin | official page |
Checked baggage verified 11 October 2026. Your booking confirmation shows the exact allowance for your trip.
Checked bag fees (we never show prices, they change by route and date): see the official page
What to know about Thai Airways carry-on rules
- Thai Airways is based in Thailand with its hub at BKK, and its main markets include Japan, China, India, Australia and Germany.
- Among the 17 verified airlines from Southeast Asia, Thai Airways has the 15th largest cabin bag allowance; the strictest is Super Air Jet (40×30×20 cm).
- In volume terms the Thai Airways cabin bag reaches about 64.9 L; 2 of the 170 airlines with published sides allow a bigger box.
- Among the 189 verified airlines that include a measured cabin bag, Thai Airways sits at rank 155; 13% of them allow a smaller total than its 114.3 cm (45 in).
- Compared with the 17 airlines from Southeast Asia on this site, whose cabin bags average 113.4 cm (44.6 in) in total, Thai Airways allows 0.9 cm (0.4 in) more.
- Within Star Alliance, Thai Airways has the 20th largest cabin bag of the 21 members we track, between United Airlines (114.3 cm (45 in) in total) and Aegean Airlines (126 cm (49.6 in)).
- Tested against Thai Airways' 22×18×10 in limit, a standard US carry-on of 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) matches the limit exactly (0 cm margin) on 2 sides.
- A typical European cabin case of 55 × 40 × 20 cm (21.7 × 15.7 × 7.9 in) is 0.7 cm (0.3 in) too big on the total size when measured against Thai Airways' 22×18×10 in.
- 7 kg (15.4 lb) for the cabin bag: 11 of the 177 airlines with a published limit are stricter than Thai Airways, 93 are more generous.
- Besides the 22×18×10 in sides, Thai Airways caps the sum of length, width and height at 45 in.
- Thai Airways' official text counts wheels and handles in the 22×18×10 in cabin bag limit.
Thai Airways personal item: what fits under the seat
- Thai Airways' fare also includes a cabin bag, so the personal item comes on top of it.
- Filled as a box, Thai Airways' 37.5×25×12.5 cm personal item holds about 11.7 litres, below the median of 18 L across the 105 airlines that publish three personal item sides.
- Against the 9 airlines from Southeast Asia that publish a personal item size (average 80.1 cm in total), Thai Airways allows 75 cm, more than 0% of them.
- Thai Airways sets a separate 1.5 kg (3.3 lb) limit for the personal item; only 31 of the 220 verified airlines publish a weight for this bag.
- By volume, the 37.5×25×12.5 cm personal item on Thai Airways is 18% of the 22×18×10 in cabin bag: about 11.7 L against 64.9 L.
- A soft 40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in) under-seat bag is 15 cm (5.9 in) too big on the total size (and 3 other limits) against Thai Airways' 37.5×25×12.5 cm personal item limit.
- With 75 cm in total, the Thai Airways personal item is bigger than 0 and smaller than 102 of the 108 verified airlines that publish a personal item size.
- Among 16 Star Alliance airlines with a published personal item size, Thai Airways has the smallest (37.5×25×12.5 cm); Avianca allows the largest (45×35×20 cm).
Thai Airways carry-on questions
- Does Thai Airways have a weight limit for carry-on bags?
- Yes. On its Economy Plus Class / Economy Class fare, Thai Airways sets 7 kg (15.4 lb) for the cabin bag and 1.5 kg (3.3 lb) for the personal item.
- Will a 55 × 40 × 20 cm carry-on fit Thai Airways' limit?
- No: against Thai Airways' 22×18×10 in limit, a hard 55 × 40 × 20 cm (21.7 × 15.7 × 7.9 in) case is 0.7 cm (0.3 in) too big on the total size.
- How big can a personal item be on Thai Airways?
- Thai Airways allows a personal item of 37.5 × 25 × 12.5 cm (14.8 × 9.8 × 4.9 in), and no more than 75 cm (29.5 in) in total, up to 1.5 kg (3.3 lb) on the standard fare, stowed under the seat in front.
- Do wheels and handles count in Thai Airways' carry-on size?
- Yes. Thai Airways' official page says the 22×18×10 in limit includes wheels and handles.
Airlines related to Thai Airways
- Singapore Airlines carry-on size — Star Alliance partner
- Air Canada carry-on size — Star Alliance partner
- Air China carry-on size — Star Alliance partner
- Air India carry-on size — Star Alliance partner
- ANA (All Nippon Airways) carry-on size — Star Alliance partner
- EVA Air carry-on size — Star Alliance partner
Official sources
- https://www.thaiairways.com/en-th/content/baggage/carry-on-baggage/ — checked on 9 October 2026
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