Do you need an onward or return ticket to enter Vietnam, and who checks it?

A recent traveler report says that with a visa, airlines ask for proof of onward or return travel only very rarely. If it is checked, it is generally an airline check rather than one by Vietnamese border control.

One traveler reports that a return ticket isn't required to enter Vietnam if you're traveling on an e-visa, but it is required if entering visa-free (arrival stamp). However, individual airlines may enforce their own stricter rules regardless of Vietnam's requirements — for example, IndiGo denied boarding to a passenger with a valid e-visa, citing the airline's own policy that every tourist must have a return ticket.

As a precaution in case a return ticket is checked, travelers suggest booking an inexpensive dummy ticket (around 1500 RUB) through the Euroavia website.

Besides the ticket, travelers need to fill out the online pre-arrival card no earlier than 72 hours before landing in Vietnam.

If you're denied entry to Vietnam on arrival due to no return ticket, the airline that flew you in must fly you back at its own expense on the next available flight, and you're held in an airport detention area until then.

If you don't have a return ticket, some travelers have talked their way through check-in by explaining to airline staff that they have no intention of overstaying, that they have onward travel plans, and that they have enough funds to buy tickets out of Vietnam.

Recent traveler experience suggests that the main check for an onward or return ticket happens at check-in and boarding for the flight to Vietnam. This is especially relevant if you are traveling without a pre-arranged visa.

If the airline has already allowed you to board without an onward ticket, travelers say responsibility usually shifts to the carrier. At immigration in Vietnam, the ticket itself is often no longer a key concern.

Using a bus ticket, for example from Vietnam to Cambodia, may not always solve the issue: first you still need to be accepted for travel to Vietnam. For a flight, it is safer to have confirmed proof of onward travel that the airline can accept.