Yes, you can text pictures on a plane in 2026, but it generally requires a paid "Full Wi-Fi" plan. While many airlines like Delta, JetBlue, and Alaska offer "Free Messaging" for text-only apps (iMessage, WhatsApp, and Facebook Messenger), these free tiers usually block "rich media" like photos, videos, and attachments to save bandwidth. To send a photo, you must typically purchase a streaming-quality internet pass. Even with a paid plan, upload speeds at 35,000 feet can be significantly slower than on the ground, so high-resolution images might take several minutes to send or fail intermittently. For the best results, try compressing the image or using "Low Quality" mode in your messaging settings to ensure it transmits successfully over the satellite-based connection.