RNS - DUB

€95 Find Cheap Flights from Rennes to Dublin – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€173
Typical prices: €277-€369
Multiple Airlines
Mon 22/1Wed 24/1
RNS - DUB • 1 stop
Cheapest one-way flight
€95
Typical prices: €138-€234
Multiple Airlines
Mon 1/1
RNS - DUB • 1 stop
When to travel
January
Cheapest • 24% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
London Gatwick (LGW)
Cheapest • Avg €255 (return)
Amsterdam Schiphol (AMS)
Shortest trip • 7h 45m (one-way)
Insights
Insights
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Cheap Flights from Rennes to Dublin (RNS-DUB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Rennes to Dublin

Fri, 22 Jan - Sun, 24 Jan
Multiple Airlines Logo
17:35 - 00:15RNS  Rennes St Jacques-DUB Dublin
7h 40m1 stop Sevilla
Multiple Airlines Logo
06:30 - 16:15DUB  Dublin-RNS Rennes St Jacques
8h 45m1 stop London Gatwick
€173Multiple Airlines
Mon, 14 Dec - Thu, 17 Dec
Multiple Airlines Logo
13:10 - 18:00RNS  Rennes St Jacques-DUB Dublin
5h 50m1 stop London Gatwick
Multiple Airlines Logo
19:35 - 08:10DUB  Dublin-RNS Rennes St Jacques
11h 35m1 stop London Gatwick
€175Multiple Airlines
Mon, 14 Dec - Thu, 17 Dec
Multiple Airlines Logo
13:10 - 18:00RNS  Rennes St Jacques-DUB Dublin
5h 50m1 stop London Gatwick
Multiple Airlines Logo
19:35 - 08:10DUB  Dublin-RNS Rennes St Jacques
11h 35m1 stop London Gatwick
€177Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
15:25 - 22:45RNS  Rennes St Jacques-DUB Dublin
8h 20m1 stop London Gatwick
Multiple Airlines Logo
07:00 - 19:30DUB  Dublin-RNS Rennes St Jacques
11h 30m1 stop London Gatwick
€181Multiple Airlines
Mon, 7 Dec - Thu, 10 Dec
Multiple Airlines Logo
15:40 - 22:50RNS  Rennes St Jacques-DUB Dublin
8h 10m1 stop London Gatwick
Multiple Airlines Logo
07:00 - 14:45DUB  Dublin-RNS Rennes St Jacques
6h 45m1 stop London Gatwick
€185Multiple Airlines
Thu, 31 Dec - Mon, 4 Jan
Multiple Airlines Logo
20:10 - 08:05RNS  Rennes St Jacques-DUB Dublin
12h 55m1 stop London Gatwick
Multiple Airlines Logo
21:25 - 17:20DUB  Dublin-RNS Rennes St Jacques
18h 55m2 stops London Stansted Toulouse Blagnac
€194Multiple Airlines
Thu, 11 Feb - Sun, 14 Feb
Multiple Airlines Logo
15:25 - 22:45RNS  Rennes St Jacques-DUB Dublin
8h 20m1 stop London Gatwick
Multiple Airlines Logo
08:00 - 16:15DUB  Dublin-RNS Rennes St Jacques
7h 15m1 stop London Gatwick
€199Multiple Airlines
Mon, 7 Dec - Thu, 10 Dec
Multiple Airlines Logo
16:00 - 07:00RNS  Rennes St Jacques-DUB Dublin
16h 00m2 stops Geneva Geneve-Cointrin Manchester
Multiple Airlines Logo
17:30 - 08:10DUB  Dublin-RNS Rennes St Jacques
13h 40m1 stop London Gatwick
€202Multiple Airlines
Fri, 22 Jan - Sun, 24 Jan
Multiple Airlines Logo
17:35 - 08:00RNS  Rennes St Jacques-DUB Dublin
15h 25m2 stops Sevilla Rome Fiumicino
Multiple Airlines Logo
06:30 - 16:15DUB  Dublin-RNS Rennes St Jacques
8h 45m1 stop London Gatwick
€203Multiple Airlines
Thu, 10 Dec - Mon, 14 Dec
Multiple Airlines Logo
19:30 - 23:55RNS  Rennes St Jacques-DUB Dublin
29h 25m1 stop Marrakech Menara
Multiple Airlines Logo
14:10 - 12:25DUB  Dublin-RNS Rennes St Jacques
21h 15m1 stop London Gatwick
€209Multiple Airlines
Booking Insights

Price, demand, and travel trends for Rennes to Dublin flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Rennes to Dublin?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Rennes to Dublin. It's 22% cheaper than the average day, while Thursday is the most expensive, with prices 9% higher.

What is the cheapest month to fly from Rennes to Dublin?

•January is the cheapest month to fly from Rennes to Dublin at €242 return.
•November (€433) and August (€358) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 79% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Rennes to Dublin flights

Low season

February

Cheapest flight

€95
Beat the crowds with an average 37% drop in travellers.
The most popular month to fly with an average 67% increase in travellers.
One-way flight from Rennes to Dublin

When to book flights from Rennes to Dublin

Are your dates flexible? Find out the best times to travel from Rennes to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Rennes to Dublin flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Rennes to Dublin?

    There are currently no direct flights available from Rennes to Dublin. Flights with 1 stopover take between 6h 32m and 9h 24m in total, depending on the connection.

  • Do I need a passport to fly from Rennes to Dublin?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Rennes to Dublin flight?

    Return flights from Rennes to Dublin range from €277 to €369, with an average of €317 over the past 12 months. Anything below €277 counts as a good deal.

  • How much can I save by having a stopover when flying from Rennes to Dublin?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average €255 return via London Gatwick (LGW), compared with €339 for direct.

  • Which aircraft model is used most often on flights from Rennes to Dublin?

    The ATR 72-201 / 202 family is used most often on this route, operated mainly by Aer Lingus. Other aircraft seen on the route include Airbus A320-100/200 variants.

  • Have flight prices from Rennes to Dublin changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about €173 to €800. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Rennes to Dublin looking right now?

    One-way fares from Rennes to Dublin are currently lower than usual. Average one-way flight prices are about €149, which is 19% below the typical average for this route.

  • Which car hire options are available at Dublin Airport (DUB)?

    Dublin Airport (DUB) hosts 5 major car hire companies, with daily rates averaging €28 for economy cars. Top options include:

    • Budget
    • Sixt
    • Easirent
    • Europcar
    • Thrifty

  • Which airports can I use when flying from Rennes to Dublin?

    Flights from Rennes to Dublin usually depart from Rennes St Jacques (RNS) and arrive at Dublin (DUB).

  • Which airports do connecting flights from Rennes to Dublin pass through?

    One-stop flights from Rennes to Dublin most commonly connect through:

    • Amsterdam Schiphol (AMS) – 42% of one-stop connections
    • London Gatwick (LGW) – 38% of one-stop connections
    • Paris Charles de Gaulle (CDG) – 19% of one-stop connections

  • Can I save money by using flexible dates for flights from Rennes to Dublin?

    Yes. Flexible dates can save you up to 29% on flights from Rennes to Dublin. Sunday is the cheapest departure day at €247 return on average, while Thursday is the most expensive at €347, a difference of €100.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different stopover airport from Rennes to Dublin?

    Flying via London Gatwick (LGW) gives the shortest average 1-stop total travel time of 6h 32m, compared to 7h 45m via Amsterdam Schiphol (AMS) and 9h 24m via Paris Charles de Gaulle (CDG).

  • What is the time difference between Rennes and Dublin?

    Dublin is 1 hour behind Rennes (Irish Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Dublin?

    Some of the most popular sights in Dublin are Bord Gáis Energy Theatre, 3Olympia Theatre, and St. Stephen's Green. These are among the most viewed places in Dublin on KAYAK.

  • Which airlines include bags at no extra cost on Rennes to Dublin flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Aer Lingus: a cabin bag in Economy class class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Rennes to Dublin flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Thursday. On this route, Sunday flights average €247, about €100 less than Thursday fares (29% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Rennes to Dublin trip for January. Fares historically average €242 return in that month – typically €191 less than the most expensive month, which is November (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through London Gatwick Airport (LGW) can be cheaper than flying direct. The cheapest stopover option averages €255 return on this route – about €84 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Dublin Airport.

    • Clayton Hotel Dublin Airport
    • Maldron Hotel Dublin Airport
    • Metro Hotel Dublin Airport

More options for your flight from Rennes to Dublin

Complete your trip to Dublin with a hotel stay or car hire

Car hire in Dublin
Hotels in Dublin
Holidays in Dublin