Can you use sea bands for motion sickness during travel?

Yes. A couple of my friends who are physicians have used them and found them helpful. You can try sea-bands, acupressure, and ginger or peppermint tea.
Why not. If you are referring to the bracelets for sea sickness, and have successfully used these in past, should help in any travel circumstance. Over the counter remedies also include classical dramamine (dimenhydrinate) and meclizine. The scopolamine patch has also some value.

Related Questions

Do sea bands significantly interfere with vestibular compensation (from allergic inflammation and not motion sickness)?

Sea Bands. These devices are a form of acupuncture. Whether or not they are truly effective is in the eye of the beholder since controlled double blind studies do not appear to be available. They are advertised as being effective for virtually every type of nausea known, including post-chemotherapy. If it works for you it is otherwise harmless, except for the width of your wallet. Read more...
No. Sea bands are supposed to work via acupressure to reduce the symptom of nausea and vomiting associated with motion sickness. They don't in theory affect vestibular function , so no problem there. Allergic inflammation and its affect on dizziness and labyrinthitis is controversial, but the sea bands should not influence. Read more...