Great sale fare$25one-way
Typical low fare$40–$65one-way
Which airlines fly it cheapest
VietJet, Bamboo Airways, Vietnam Airlines.
The local trick
💡 Or take the Reunification Express sleeper train (~$45) and see the whole coast.
Corridor intel — Within Southeast Asia
AirAsia, VietJet, Scoot, Cebu Pacific and Lion Air keep intra-SEA fares tiny — but bag fees can double a $30 fare, so pack carry-on. For trips under ~500 km, buses and trains (book on 12Go) are often cheaper, comfier and station-to-station.