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Thai Airways Carry-On Rules & Size Limits (2026)

Last updated: May 1, 2026

Quick Answer

Thai Airways carry-on size limit: 22" × 18" × 10" (56 × 45 × 25 cm). Carry-on is free for all fares. Personal item: 15" × 10" × 5" (always free).

Size Limits at a Glance

Bag TypeSize (inches)Size (cm)Fee
Carry-On Bag22" × 18" × 10"56 × 45 × 25Free
Personal Item15" × 10" × 5"37 × 25 × 12Free

Weight Limit

7 kg (15 lbs) for the main carry-on bag; personal item up to 1.5 kg (3.3 lbs).

Carry-On Fee Details

Free for all passengers.

Overhead bin access: Included for all passengers. Space is available on a first-come, first-served basis.

Personal Item Rules

Size: 15" × 10" × 5" (37 × 25 × 12 cm)

Examples: Handbag, wallet, purse, small laptop bag, or reading material.

Additional Items Allowed (Free)

  • Infant food for consumption during the flight
  • Walking stick or crutches
  • Umbrella (non-pointed)
  • Duty-free items purchased at the airport

How Strictly Are Rules Enforced?

Thai Airways can be strict with the 7 kg weight limit, especially at major hubs like Bangkok (BKK). Bags are frequently weighed at check-in or the boarding gate.

Expert Tips

💡 Weigh your carry-on bag before heading to the airport, as the 7 kg limit is strictly enforced.

💡 Keep your laptop or heavy electronics in your personal item if your main carry-on is close to the weight limit.

💡 Board early to ensure you find overhead bin space near your seat.

💡 If your bag is overweight, you may be required to check it in and pay excess baggage fees.

Frequently Asked Questions

What size carry-on does Thai Airways allow?
Thai Airways allows a carry-on bag up to 22" x 18" x 10" (56 x 45 x 25 cm).
Is carry-on free on Thai Airways?
Free for all passengers.
What is Thai Airways's personal item size?
Personal item must be 15" x 10" x 5" (37 x 25 x 12 cm). Examples: Handbag, wallet, purse, small laptop bag, or reading material.
Does Thai Airways weigh carry-on bags?
7 kg (15 lbs) for the main carry-on bag; personal item up to 1.5 kg (3.3 lbs).

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