Check what each one sells before anything else
Tours sit alongside other travel lines in most of these services, so the quickest way to narrow the field is to read the product list. MoMo covers flights, rail and bus, so a ground transport line and an excursion can sit in the same basket. WayAway runs flights, rail and bus, a wider spread than the others here. 12Go mixes tickets and trips with flights, rail and bus, Agoda covers hotels, flights and transfers, and Air Canada Vacations pairs tours with flights, hotels and cruise. AirAsia MOVE keeps flights, packages and hotels under one roof.
The list tells you how you will book an experience, but it does not tell you what the booking costs or how easy it is to walk away from. Those are the next two steps, and the Things to do rankings give you a shorter starting set than the full brand list.
Compare what you pay, and what the fee is attached to
Fees separate these services more than any other factor, and the shape of a fee matters as much as its size. Fees at WayAway: Free, no sign-up or ongoing fees, so the ticket price is not padded by a booking charge. Fees at 12Go: Service, convenience or cross-border fees may apply, so it is worth budgeting for extras that appear at the point of sale. Air Canada Vacations sets out No booking fee; change fee from CAD $25 per person, which puts the cost on changes rather than on the booking itself. Airbnb adds 14.1% to 16.5% of booking subtotal (guest), charged to the guest on the booking subtotal.
Match the fee rule to the trip you are actually planning. A cross-border itinerary has more moving parts and is likelier to pick up an extra charge, so a service whose fees are: Service, convenience or cross-border fees may apply can cost more in practice than its headline rate suggests. Read the 12Go review and the WayAway review next to each other before you settle on one.
Read the back-out terms, not just the headline price
Once the fee rule is clear, check how you get out of a booking, because that decides what a change of plan costs you. MoMo's back-out terms are stated in short form: Free auto-cancel, no reason needed. 12Go's are: Change or refund requests at least 24h before departure. Airbnb places the decision with the host, and its terms are: Free cancellation window set by each host, so the window on your specific listing matters more than any general policy. Air Canada Vacations works on a deposit schedule, Deposit 45+ days out; 50% 44-21 days; 100% 20 days or less, so the sum at risk grows as departure approaches.
Two things to write down before you pay: the last moment you can act, and the amount you lose if you do nothing. The MoMo review pairs the cancellation approach with the support options, and the Airbnb review is worth reading for how the host-set window shows up in practice.
Keep the home market and the operator in view
Abroad, where a company sits shapes what happens when something goes wrong, so keep the market qualifiers in mind. MoMo is based in VN and runs as M_Service JSC (Online Mobile Services JSC). 12Go is registered in SG as 12Go Asia Pte. Ltd., and Agoda is also registered in SG under Agoda Company Pte..
Elsewhere, WayAway is based in HK as Go Travel Un Limited, Air Canada Vacations is registered in CA, and AirAsia MOVE is registered in MY, with Move Travel Sdn Bhd behind the brand. If a booking leans on a local supplier in the country you are visiting, that detail is worth weighing before checkout.
Work out how you would get help when plans change
Things go wrong more often abroad than at home, so help channels deserve the same attention as price. MoMo offers email, chat and phone, which includes a phone route alongside written support. 12Go offers email, chat and help centre, and WayAway offers email, chat and help centre.
Air Canada Vacations provides email, phone and help centre, while AirAsia MOVE is the leanest of the group with email and help centre. If a chat or phone line matters to you, check the AirAsia MOVE review and the Agoda review for what is listed. Every service in this guide has a mobile app, which is handy when you are moving between cities.
Build a shortlist instead of one long list
A workable order is product list, then fees, then cancellation, then home market, then support. Apply it to two shortlists rather than a single long one. Start from the Things to do rankings, then narrow to a single brand: read the Air Canada Vacations review if a flight is already part of the package, or the WayAway review if you want a service that lists booking fees as: Free, no sign-up or ongoing fees across flights, rail and bus.
Whichever you pick, keep the fee rule and the back-out rule in the same note. Those two lines decide the price you actually pay and the price you keep when a plan changes.