If you code normally, I'd say take advantage of the change in context to focus your brain on something completely different. Like designing a conlang or reading

If you code normally, I'd say take advantage of the change in context to focus your brain on something completely different. Like designing a conlang or reading the most reviewed Capote works or heck, just finding a couple of people you can talk to if the plane isn't crowded. An overseas flight will have interesting people with interesting stories.