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Cheap Flights from Rennes to Belfast

Compare Rennes to Belfast flight deals

Find the cheapest month or even day of the year to fly to Belfast

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Flight deals from Rennes to Belfast

Looking for a cheap last-minute deal or the best return flight from Rennes Airport to Belfast? If you want to travel next month, return fares start from 236 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Rennes to Belfast

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Rennes to Belfast flights are currently cheapest in July.
Jun
from 162 €
Jul
from 95 €
Aug
from 115 €
Sep
from 121 €
Oct
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Nov
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Dec
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Jan
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Feb
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Mar
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Apr
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May
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Alternative Rennes to Belfast routes

Looking for the cheapest, fastest or easiest route from Rennes to Belfast? You could fly into the following airports instead.

Belfast City

4km from central Belfast
Closest
from 109 €
Search flights

Belfast International

20km from central Belfast
Cheapest
from 95 €
Search flights

Rennes to Belfast: Flight information

The things to know before you go.
Cheapest flight found95 €
Cheapest month to flyJuly

Finding cheap flights from Rennes to Belfast: Frequently asked questions

There are 2 airports in Belfast: Belfast City and Belfast International.
The best price we found for a return flight from Rennes to Belfast is 236 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Rennes to Belfast. But we found flights with one or more stops from 236 €.
As of June 2026, there are no flights flying from Rennes to Belfast.
The cheapest month to fly from Rennes to Belfast is usually July.
If you're flying from Rennes Airport, the cheapest airport near Belfast is Belfast International – which is 19.6 km away from the centre of Belfast. We've found flights into this airport from 236 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rennes Airport to Belfast on Wednesday, 22 July 2026.
No airlines currently offer direct flights between Rennes Airport and Belfast. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Belfast but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Belfast is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 12°C. August is typically the warmest month in Belfast, when it usually averages around 17°C. You can expect the least rain in May. The coldest month is January, with temperatures averaging 4°C. The rainiest month is October.
Currently, easyJet offers the cheapest flight tickets to Belfast.

Find flights from Rennes to Belfast with Skyscanner.es. We provide a free search service where you can compare flights from all major airlines and travel agents for cheap flights from Rennes to Belfast.

You can view some statistics on flights from Rennes to Belfast above, such as the average flight time to the cheapest average price and number of flights per day.


Plan the rest of your trip from Rennes to Belfast

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.