India, March 2 -- The attack on Iran by the United States and Israel disrupted flights across the Middle East and beyond Saturday as countries around the region closed their airspace and key airports that connect Europe, Africa and the West to Asia were directly hit by strikes.

Airports across the Middle East remained closed Sunday as the conflict moved into its second day. Emirates Airlines suspended all flights to and from Dubai until at least Sunday afternoon. The Qatar airport was closed until at least Monday morning, according to Qatar Airways. Israeli airspace also remained closed Sunday.

The closures have stranded tens of thousands of travelers around the world.

Hundreds of thousands of travelers were either stranded or diverted...