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$72 Flights from Rennes (RNS) to Dublin (DUB)

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      Travelers and cabin class, 1 Adult, Economy
      Aer Lingus
      Emerald Airlines

      Compare Rennes to Dublin flight deals

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

      Book the best Dublin fare with no extra fees

      Flight deals from Rennes to Dublin

      Looking for a cheap last-minute deal or the best round-trip flight from Rennes Airport to Dublin Airport? If you want to travel next month, round-trip fares start from $175. Find the lowest prices on one-way and round-trip tickets right here.
      Dublin.$72 per passenger.Departing Wed, Sep 30.One-way flight with Volotea.Outbound indirect flight with Volotea, departing from Rennes on Wed, Sep 30, arriving in Dublin.Price includes taxes and charges.From $72, select.
      Dublin.$84 per passenger.Departing Tue, Oct 13.One-way flight with Volotea.Outbound indirect flight with Volotea, departing from Rennes on Tue, Oct 13, arriving in Dublin.Price includes taxes and charges.From $84, select.
      Dublin.$93 per passenger.Departing Sun, Nov 8.One-way flight with easyJet.Outbound indirect flight with easyJet, departing from Rennes on Sun, Nov 8, arriving in Dublin.Price includes taxes and charges.From $93, select.
      Dublin.$115 per passenger.Departing Sat, Jan 2.One-way flight with easyJet.Outbound indirect flight with easyJet, departing from Rennes on Sat, Jan 2, arriving in Dublin.Price includes taxes and charges.From $115, select.
      Dublin.$133 per passenger.Departing Thu, Dec 31.One-way flight with easyJet.Outbound indirect flight with easyJet, departing from Rennes on Thu, Dec 31, arriving in Dublin.Price includes taxes and charges.From $133, select.
      Dublin.$151 per passenger.Departing Mon, Feb 22.One-way flight with easyJet.Outbound indirect flight with easyJet, departing from Rennes on Mon, Feb 22, arriving in Dublin.Price includes taxes and charges.From $151, select.
      Dublin.$152 per passenger.Departing Sat, Apr 24.One-way flight with KLM.Outbound indirect flight with KLM, departing from Rennes on Sat, Apr 24, arriving in Dublin.Price includes taxes and charges.From $152, select.
      Dublin.$217 per passenger.Departing Tue, Aug 3.One-way flight with easyJet.Outbound indirect flight with easyJet, departing from Rennes on Tue, Aug 3, arriving in Dublin.Price includes taxes and charges.From $217, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Rennes to Dublin found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Rennes to Dublin from $72 one-way

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Rennes to Dublin flights are currently cheapest in September.
      Sep
      from $72
      Oct
      from $84
      Nov
      from $93
      Dec
      from $133
      Jan
      from $115
      Feb
      from $151
      Mar
      Find prices
      Apr
      from $152
      May
      Find prices
      Jun
      Find prices
      Jul
      Find prices
      Aug
      from $217

      Direct flights from Rennes to Dublin

      Aer Lingus
      Emerald Airlines

      Rennes to Dublin: Alternative routes

      Compare routes from Rennes to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

      Dublin

      6 miles from central Dublin
      ClosestCheapest
      from $72
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      Rennes to Dublin: Flight information

      The things to know before you go.
      Cheapest flight found$72
      Cheapest month to flySeptember
      Average flight time1 hr, 55 mins
      Most popular airlineAer Lingus
      Average flights per week2

      Finding cheap flights from Rennes to Dublin: Frequently asked questions

      The best price we found for a round-trip flight from Rennes to Dublin is $161. 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.
      1 hour and 55 minutes is the average flight time from Rennes to Dublin.
      Aer Lingus and Emerald Airlines fly direct from Rennes to Dublin.
      There are 2 flights per week flying from Rennes to Dublin, as of September 2026.
      The cheapest month to fly from Rennes to Dublin is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rennes Airport to Dublin Airport on Thursday, September 24, 2026.
      Yes – the average flight time is 1 hour and 55 minutes.
      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 Dublin 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 Dublin is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Volotea and Aer Lingus offer the cheapest flight tickets to Dublin.

      Flying from Rennes Airport (RNS) to Dublin Airport (DUB): what you need to know

      • Around 1 hour 55 minutes is how long you can expect to be traveling on a direct flight from Rennes Airport to Dublin Airport.

      • Dublin's timezone is UTC+0, which makes Dublin one hour behind Rennes.

      • Give yourself enough time to catch your RNS to DUB flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

      • Traveling during a peak time like September? School holidays and other popular seasons can result in longer queues and delays at security. Play things extra safe and get there up to four hours ahead of international flights and two hours before a domestic departure.

      • Aer Lingus offers direct flights from Rennes Airport to Dublin Airport. Book with this popular carrier, then get ready to check out the sights in Dublin — and maybe even more of Ireland if your schedule allows.

      • Aer Lingus is the airline most travelers choose to fly with on this route.

      • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Rennes Airport to Dublin Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to visit the city of your choice. Stopovers between RNS and DUB include:

        • Amsterdam Schiphol Airport

        • Paris Charles de Gaulle Airport

        • London Gatwick Airport

      How to find the cheapest flights from Rennes Airport (RNS) to Dublin Airport (DUB)

      • The lowest price we've found for a one-way Rennes Airport to Dublin Airport flight is $72. A return fare right now is $161. Depending on the availability when you book, these fares may change.

      • Don't leave things to the last minute. You're more likely to find cheap tickets from RNS to DUB if you book early. Airlines often have some terrific early bird deals.

      • If you're flexible with your trip dates, use the 'Whole month' search tool. It'll find the cheapest price in each month when looking for a flight from Rennes Airport to Dublin Airport.

      • You don't need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll notify you the moment the price changes on cheap flights from RNS to DUB.

      • Discover the ideal flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Rennes Airport to Dublin Airport, use the 'Sort by' function. You can also filter by departure and arrival times, airline, and number of stops.

      Handy information about Rennes Airport (RNS)

      • 87% of flights leaving Rennes Airport reach their destination on schedule. Given its strong on-time performance, you're unlikely to experience delays when jetting out of RNS.

      • Rennes Airport is about 4 miles from central Rennes. If you're ride-sharing, catching a cab or driving from the center, it'll take 15 minutes or so to arrive, depending on the traffic.

      • Catching public transport? You can expect a journey time of around 25 minutes.

      • Get your vacation off to a hassle-free start by staying near RNS. Whether you're taking an early flight from Rennes Airport to Dublin Airport or want to avoid feeling rushed, these hotels are perfect:

      Arriving at Dublin Airport (DUB)

      Getting from Dublin Airport (DUB) to central Dublin

      • Dublin Airport to the center of Dublin has a drive time of around 25 minutes. It's approximately 7 miles away.

      • When traveling on public transport, expect a journey of around 30 minutes.

      When to fly to Dublin Airport (DUB)

      • It's time to pick your trip dates for your flight from Rennes Airport to Dublin Airport. July is the most popular month to visit Dublin. If you want a quieter vibe, go in March.

      • Lock in your flight from Rennes Airport to Dublin Airport for July if you want to visit Dublin during its warmest month. You can expect temperatures of between 50ºF and 66ºF.

      • January sees average temperatures of between 36ºF and 48ºF. Look for cheap tickets from RNS to DUB sometime around then if you want to travel in cooler conditions.

      Explore more of Ireland

      • You've done Dublin, now it's time to explore more of Ireland. Journey around 140 miles south-west to Cork to check off its top attractions. From Blarney Castle & Gardens to Blarney Castle House(Teach Caisleán na Blarnan) and Blarney Stone, there's plenty to keep you on the go.

      Plan smart, explore more

      When are flights cheapest and why?

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      Plan the rest of your trip from Rennes to Dublin

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