What's the round-trip fare?

来回票价多少?。

youdao

How much is the round-trip fare to London?

到伦敦的往返票价是多少？

youdao

Package includes: Metro-North round-trip fare, special tote bag.

套餐包括：地铁南北往返车费，特别手提包袋。

youdao

The car is self-operating, so use the wall-mounted phone to ring the mountain station before boarding, then pay the 13 Swiss franc round-trip fare as you exit.

BBC: In Swiss utopia, the devil dwelled

When Air Canada implemented its new pricing structure, it also eliminated many travel restrictions that passengers hated, such as requiring a Saturday-night stay and a round-trip ticket to get the lowest fare.

CNN: Pros and cons of a la carte airfare pricing

In 2005 Air Deccan, the largest low-cost airline at the time, offered a Delhi-Hyderabad round trip for 3, 000 rupees, lower than the 5, 000 rupee fare for ac first class in the railways.

FORBES: On the Right Track