EUR/IE
Find cheap flights to Rennes in 2026/2027 from €164 This is the cheapest return flight found to Rennes from Ireland on FlightsFinder on November 1st 2026 at 17:34. This offer may no longer be available. Click the offer to check live prices & dates of travel.
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Our Flight Finder compares the cheapest flights to Rennes from the most established flight comparison sites.
Fly to Rennes and visit sites like Parlement de Bretagne, Parc du Thabor, Museum of Fine Arts of Rennes & Comité régional du tourisme de Bretagne.
1. Enter your search requirements for Rennes
2. Compare the best Rennes deals from top comparison engines
3. Book your Rennes flight at the cheapest price
These economy flights were found on FlightsFinder from Ireland to Rennes in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
These economy flights were found on FlightsFinder from Ireland to Rennes in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
According to our data, January is on average the cheapest time to book flights to Rennes.
You can get flights from €164 return.
According to our data, August is on average the most expensive time to book flights to Rennes.
A return flight could set you back more than €272.
Nestled in the picturesque region of Brittany in northwestern France, Rennes enchants visitors with its charming blend of medieval architecture and modern vibrancy. Home to a prestigious university, the city exudes a youthful energy that permeates its bustling streets and cozy cafes. Wander through the cobbled lanes of the old town to discover hidden gems like the iconic Parlement de Bretagne and the stunning Thabor Gardens. Rennes' rich cultural heritage is complemented by a thriving arts scene, with numerous museums, galleries, and music venues awaiting exploration. Whether seeking historical intrigue, artistic inspiration, or simply a taste of authentic French culture, Rennes promises a truly unforgettable experience.
A good price for a flight to Rennes is €148 - €180.
The popular airports near the city of Rennes are Rennes-Saint-Jacques Airport (RNS) and Nantes Atlantique Airport (NTE).
The flight to Rennes (RNS) is roughly 1 hour 25 minutes and 419 miles (675 kilometres) from Dublin, Ireland - Dublin International Airport (DUB).
The best way is to compare flights to Rennes from leading comparison sites using our search engine dashboard.
Yes, there are direct flights to Rennes.
Here is the average weather forecast in Rennes by month:
• Jan: 9°C
• Feb: 10°C
• Mar: 13°C
• Apr: 15°C
• May: 19°C
• Jun: 22°C
• Jul: 25°C
• Aug: 24°C
• Sep: 22°C
• Oct: 17°C
• Nov: 12°C
• Dec: 9°C
The main airport in Rennes, Saint-Jacques Airport, is located approximately 10 kilometers southwest of the city centre.
Typically, flights are cheapest to Rennes 2 months before departure.
Studies show flights to Rennes are typically cheaper on Tuesdays and Wednesdays.
12 °C
Mon, 2 Nov 2026
Average Temperature
9°C
Jan
10°C
Feb
13°C
Mar
15°C
Apr
19°C
May
22°C
Jun
25°C
Jul
24°C
Aug
22°C
Sep
17°C
Oct
12°C
Nov
9°C
Dec
Dublin, Ireland - Dublin International Airport (DUB) to Rennes (RNS)
Distance:
419 miles (675 kilometres)
Average flight time (direct 1 hour 25 minutes)
Shannon, Ireland - Shannon International Airport (SNN) to Rennes (RNS)
Distance:
450 miles (724 kilometres)
Average flight time (direct 1 hour 29 minutes)
Knock, Ireland - Ireland West Airport (NOC) to Rennes (RNS)
Distance:
507 miles (816 kilometres)
Average flight time (direct 1 hour 37 minutes)
Cork, Ireland - Cork International Airport (ORK) to Rennes (RNS)
Distance:
397 miles (639 kilometres)
Average flight time (direct 1 hour 22 minutes)
Kerry, Ireland - Kerry Airport (KIR) to Rennes (RNS)
Distance:
446 miles (719 kilometres)
Average flight time (direct 1 hour 29 minutes)
Donegal, Ireland - Donegal Airport (CFN) to Rennes (RNS)
Distance:
559 miles (899 kilometres)
Average flight time (direct 1 hour 44 minutes)
Waterford, Ireland - Waterford Airport (WAT) to Rennes (RNS)
Distance:
370 miles (596 kilometres)
Average flight time (direct 1 hour 19 minutes)
From Dublin (DUB), Ireland to Rennes, France (RNS): €164
Depart: 08 Jan 2027 · Return: 10 Jan 2027 Price found 01 Nov 2026, 17:34
From Shannon (SNN), Ireland to Rennes, France (RNS): €177
Depart: 11 Dec 2026 · Return: 16 Dec 2026 Price found 27 Oct 2026, 00:55
From Cork (ORK), Ireland to Rennes, France (RNS): €203
Depart: 18 Nov 2026 · Return: 22 Nov 2026 Price found 01 Nov 2026, 16:51
From Farranfore (KIR), Ireland to Rennes, France (RNS): €294
Depart: 26 Nov 2026 · Return: 29 Nov 2026 Price found 25 Oct 2026, 09:13
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