There's some videos on Facebook claiming it takes 3-4 hours to pass airport immigration during high season but is that accurate for anyone who's been through Bangkok airport during July/August recently?
recent articles confirming the delays:
https://thaitimes.com/airport-updates
https://loyaltylobby.com/2026/07/06/excessive-wait-times-continue-to-choke-immigration-checkpoints-at-bangkok-airport/
BTW, this article says European travel to SE Asia has nearly dried up.
https://www.nytimes.com/2026/07/28/world/asia/iran-war-southeast-asia-tourism.html?unlocked_article_code=1.1FA.SVnp.94w9uyCLg9aW&smid=url-share