In order to board a flight, you must have the necessary travel documents and identification.

Your passport must be valid, in good condition, and signed.
Children traveling internationally must also have a valid passport.

6 Month passport validity rule
It is not possible to add passports that expire less than 6 months from the date of travel on our website, and if this applies to you, you will need register your passport at the airport during check-in.

When traveling to the US, a minimum passport validity after your trip may be required.

To check if the 6 month rule applies to you, please see the following link.  
https://www.cbp.gov/document/bulletins/six-month-passport-validity-update

Traveling to, or Transiting UK?
Check visa requirements here:
https://www.gov.uk/check-uk-visa

Traveling to, or transiting the US?
See Types of VISAs here:  
https://travel.state.gov/content/travel/en/us-visas/visa-information-resources/all-visa-categories.html

Traveling to the US under the Visa Waiver Program?
https://www.cbp.gov/travel/international-visitors/esta

Traveling to Thailand?

Generally, a foreign citizen who wishes to enter the Kingdom of Thailand is required to obtain a visa from a Royal Thai Embassy or a Royal Thai Consulate-General. However, nationals of certain countries do not require a visa if they meet visa exemption requirements found here:
https://www.immigration.go.th/en/?page_id=2771

Traveling to the EU?
European Travel Information and Authorization System (ETIAS), is expected to be in place within 2024.
More information can be found here:
https://www.schengenvisainfo.com/etias/

If you have any other questions regarding travel documents like passports and visa, we recommend you contact the consulate or embassy of your planned destination to inquire about passport or visa requirements.