Is syncing Booking.com and Airbnb through iCal enough?

For a single unit with occasional bookings–perhaps. iCal links refresh periodically rather than instantly, carry only blocked dates, and pass on no rates, minimum stay, or guest details. Once you have more than a few bookings a week, the gap between refreshes becomes a double-booking risk.

How is an API connection different from iCal?

An API connection such as Booking.com XML or the Airbnb API carries availability, rates, restrictions and reservation details, including the guest name, contact details, amount and cancellations. Updates happen immediately after an event rather than on a schedule. Ovilo uses these connections.

How do I avoid double bookings?

Keep one calendar that receives every channel and every direct booking, and let it control availability on the channels through the API. Never change availability directly in the Booking.com or Airbnb extranet if the system is managing it–that is how mismatches appear.

Can I have different rates on different channels?

Yes. You set a base rate once and can apply different rules per channel–for example, to offset the commission. Direct bookings can be the cheapest, so returning guests have a reason to book with you.

How many channels are worth connecting?

In Lithuania, Booking.com and Airbnb are enough for most properties, while Expedia, Agoda, and Trip.com add international guests, especially in Vilnius and on the coast. When channels are managed from one place, an extra channel costs no extra work–just one more line in the calendar.

What happens when a guest cancels on Booking.com?

Through an API connection the cancellation lands in the calendar automatically, the dates reopen on every channel, and you get a notification. Through iCal, the cancellation shows up only at the next sync.

Channel management for accommodation businesses

A channel manager for Booking.com and Airbnb in one calendar.

Learn why iCal links create double-booking risk, what an API connection does differently and how to manage rates, minimum stays and availability for every channel in one place.

Updated August 15, 2026

What is a channel manager?

A channel manager is the system that links your reservation calendar to the platforms guests book through: Booking.com, Airbnb, Expedia, Agoda, Trip.com, Google. When a guest books on one channel, availability updates on all the others; when you change a rate or a minimum stay, the change travels to every channel at once.

Without a channel manager, you have to maintain several calendars at once by checking reservations, retyping details and closing dates manually. That may be manageable for one unit, but the risk of mistakes rises quickly with three cottages or ten apartments.

Why iCal links are not enough.

iCal is the simplest route: you take a calendar link from Airbnb, paste it into Booking.com, and vice versa. It is free and it works. But iCal carries exactly one thing–blocked dates–and does so periodically: the platform decides when to read your link, not you. Between two refreshes, both channels can sell the same night.

The second problem: iCal passes on no rates, minimum stay, guest name, or amount. Reservation details still have to be retyped into your own system, and rates changed on each channel separately. Third, cancellations and modifications appear only at the next sync. That is why most double bookings at holiday homes and apartments in Lithuania come not from carelessness but from iCal.

Carries only blocked dates–no rates, restrictions, or guest details.
Refreshes on the platform's schedule, not instantly.
Cancellations and changes appear with a delay.
Every channel has to be linked to every other–with 4 channels that is 12 links.

What a real connection does differently.

Booking.com, Airbnb and other platforms provide official interfaces (APIs) for certified partners. They transfer availability, rates, restrictions and reservation details such as the guest name, contact details, amount, cancellations and changes. Updates happen immediately: when a guest books on Airbnb, the date closes on Booking.com moments later.

Ovilo uses these connections. The reservation appears in the calendar with all its details, ready for you to send a registration link, issue an invoice or submit data to E. turistas. There is nothing to retype or manually verify between channels.

Availability, rates, and restrictions–in one place for every channel.
Reservation content enters the system automatically.
Cancellations and changes–instantly, with a notification to you.
One connection per channel, not a web of links between channels.

Rates and minimum stay–from one place.

A seasonal rate, a weekend surcharge, a two-night minimum over Midsummer–you set all of it once and the system pushes it to the channels. Channels can have their own rules: raise the Booking.com rate by the commission amount, for example, and keep the direct rate lowest so returning guests have a reason to book with you.

One important rule: once the system manages availability and rates, stop changing them directly in the platform's extranet. Every manual change on a channel is a mismatch you will have to untangle later.

How many channels do you need in Lithuania?

For most properties–Booking.com and Airbnb. Expedia, Agoda, and Trip.com add international guests, especially in Vilnius, Kaunas, and on the coast, and Google's free booking links lead straight to your own booking page. When channels are managed from one place, an extra channel costs no extra work–just one more line in the calendar.

The Ovilo S plan includes three channel connections; the M and L plans have no limit. Direct bookings through your own page are included in every plan, commission-free.

Sources: Ovilo pricing and plans

What to check before you choose.

Ask whether the system connects through the platform's official interface or through iCal–the answer ‘we sync with Booking.com’ fits both. Ask to see what happens when a guest cancels, and how long it takes for the date to reopen on the other channels.

And check whether rates and restrictions travel along with availability. If you still have to change rates on each channel separately, that is not channel management–it is calendar copying.

API or iCal? Ask to be shown, not told.
Does a cancellation on one channel reopen the dates on the others immediately?
Do rates and minimum stay travel to the channels?
Do direct bookings land in the same calendar?

Short answers

Common questions

What is a channel manager?: A tool that links your calendar to Booking.com, Airbnb, Expedia, and other platforms: when a guest books on one channel, availability updates on all the others, and you change rates and restrictions in one place. In Ovilo, channel management is part of the PMS, not a separate service.
Is syncing Booking.com and Airbnb through iCal enough?: For a single unit with occasional bookings–perhaps. iCal links refresh periodically rather than instantly, carry only blocked dates, and pass on no rates, minimum stay, or guest details. Once you have more than a few bookings a week, the gap between refreshes becomes a double-booking risk.
How is an API connection different from iCal?: An API connection such as Booking.com XML or the Airbnb API carries availability, rates, restrictions and reservation details, including the guest name, contact details, amount and cancellations. Updates happen immediately after an event rather than on a schedule. Ovilo uses these connections.
How do I avoid double bookings?: Keep one calendar that receives every channel and every direct booking, and let it control availability on the channels through the API. Never change availability directly in the Booking.com or Airbnb extranet if the system is managing it–that is how mismatches appear.
Can I have different rates on different channels?: Yes. You set a base rate once and can apply different rules per channel–for example, to offset the commission. Direct bookings can be the cheapest, so returning guests have a reason to book with you.
How many channels are worth connecting?: In Lithuania, Booking.com and Airbnb are enough for most properties, while Expedia, Agoda, and Trip.com add international guests, especially in Vilnius and on the coast. When channels are managed from one place, an extra channel costs no extra work–just one more line in the calendar.
What happens when a guest cancels on Booking.com?: Through an API connection the cancellation lands in the calendar automatically, the dates reopen on every channel, and you get a notification. Through iCal, the cancellation shows up only at the next sync.