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Cheap flights from Rennes to Dublin from €98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to Dublin departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rennes to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:05 - 18:50
RNS
-
DUB
7h 45m
1 stop
Multiple Airlines Logo
07:25 - 15:25
DUB
-
RNS
7h 00m
1 stop
€152Multiple Airlines
Thu, 17 Sep - Mon, 28 Sep
Multiple Airlines Logo
12:05 - 18:50
RNS
-
DUB
7h 45m
1 stop
Multiple Airlines Logo
07:25 - 15:25
DUB
-
RNS
7h 00m
1 stop
€156Multiple Airlines
Thu, 17 Sep - Mon, 21 Sep
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
€166Multiple Airlines
Fri, 2 Oct - Sun, 11 Oct
Multiple Airlines Logo
17:10 - 22:50
RNS
-
DUB
6h 40m
1 stop
Multiple Airlines Logo
07:25 - 15:25
DUB
-
RNS
7h 00m
1 stop
€167Multiple Airlines
Fri, 25 Sep - Mon, 28 Sep
Multiple Airlines Logo
12:05 - 18:50
RNS
-
DUB
7h 45m
1 stop
Multiple Airlines Logo
21:25 - 15:45
DUB
-
RNS
17h 20m
2 stops
€171Multiple Airlines
Thu, 17 Sep - Mon, 28 Sep
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
€171Multiple Airlines
Fri, 4 Sep - Sun, 6 Sep
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
Multiple Airlines Logo
07:55 - 15:40
DUB
-
RNS
6h 45m
1 stop
€172Multiple Airlines
Fri, 4 Sep - Sun, 6 Sep
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
Multiple Airlines Logo
06:45 - 15:40
DUB
-
RNS
7h 55m
1 stop
€173Multiple Airlines
Fri, 4 Sep - Sun, 6 Sep
Multiple Airlines Logo
17:10 - 22:50
RNS
-
DUB
6h 40m
1 stop
Multiple Airlines Logo
21:25 - 18:35
DUB
-
RNS
20h 10m
2 stops
€184Multiple Airlines
Fri, 25 Sep - Mon, 28 Sep
Multiple Airlines Logo
12:05 - 10:35
RNS
-
DUB
23h 30m
2 stops
Multiple Airlines Logo
07:25 - 15:25
DUB
-
RNS
7h 00m
1 stop
€186Multiple Airlines
Thu, 17 Sep - Mon, 21 Sep

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Air France flights from Rennes to Dublin

Our best Air France deals on Rennes to Dublin flight tickets
Air France
3 Sept
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
6 Sept
DUB16:20Dublin
17h 00m
1 stop
RNS10:20Rennes St Jacques
€218
Air France
5 Sept
RNS13:35Rennes St Jacques
10h 05m
1 stop
DUB22:40Dublin
8 Sept
DUB05:55Dublin
10h 45m
2 stops
RNS17:40Rennes St Jacques
€223
Air France
6 Sept
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
9 Sept
DUB19:15Dublin
14h 05m
1 stop
RNS10:20Rennes St Jacques
€227

KLM flights from Rennes to Dublin

Our best KLM deals on Rennes to Dublin flight tickets
KLM
3 Sept
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
6 Sept
DUB05:55Dublin
27h 25m
2 stops
RNS10:20Rennes St Jacques
€233
KLM
27 Nov
RNS16:20Rennes St Jacques
6h 55m
1 stop
DUB22:15Dublin
30 Nov
DUB05:45Dublin
9h 30m
1 stop
RNS16:15Rennes St Jacques
€237
KLM
7 Aug
RNS18:05Rennes St Jacques
15h 15m
1 stop
DUB08:20Dublin
11 Aug
DUB13:25Dublin
26h 55m
1 stop
RNS17:20Rennes St Jacques
€237

momondo Fare Finder

 
Customise your flight search to find flights from Rennes to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 26 July 2026.
Use the filters below to find and compare flights from Rennes to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Thu 17/9

12:05-18:50

1 stop7h 45m

Dublin

Mon 28/9

07:25-15:25

1 stop7h 00m

€152

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Thu 17/9

12:05-18:50

1 stop7h 45m

Dublin

Mon 21/9

07:25-15:25

1 stop7h 00m

€156

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 2/10

17:10-23:25

1 stop7h 15m

Dublin

Sun 11/10

06:45-15:40

1 stop7h 55m

€166
Fastest return journey

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 25/9

17:10-22:50

1 stop6h 40m

Dublin

Mon 28/9

07:25-15:25

1 stop7h 00m

€167

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Thu 17/9

12:05-18:50

1 stop7h 45m

Dublin

Mon 28/9

21:25-15:45

2 stops17h 20m

€171

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 4/9

17:10-23:25

1 stop7h 15m

Dublin

Sun 6/9

06:45-15:40

1 stop7h 55m

€171

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 4/9

17:10-23:25

1 stop7h 15m

Dublin

Sun 6/9

07:55-15:40

1 stop6h 45m

€172

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 4/9

17:10-23:25

1 stop7h 15m

Dublin

Sun 6/9

06:45-15:40

1 stop7h 55m

€173

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Fri 25/9

17:10-22:50

1 stop6h 40m

Dublin

Mon 28/9

21:25-18:35

2 stops20h 10m

€184

RennesDublin

RNS - DUB

RNSDUB

Rennes St Jacques

Thu 17/9

12:05-10:35

2 stops23h 30m

Dublin

Mon 21/9

07:25-15:25

1 stop7h 00m

€186

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Dublin from

How to get the cheapest flight ticket from Rennes to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Rennes and Dublin?

Prices are currently low for flights on this route.

Typical prices usually range from €258 to €390.
The lowest price recently found on this route was €152.

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of November, then book flights to Dublin from Rennes during September instead. Flights to Dublin in September, while not as cheap as those in November, still average around €140.

What is the cheapest Rennes St Jacques to Dublin flight route?

Fly from Rennes St Jacques to Dublin for the best Rennes St Jacques - Dublin flight prices

What cabin class options are available on Rennes to Dublin flights?

There is only 1 cabin class available to choose from on Rennes to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rennes to Dublin flights?

No. A direct flight is the cheapest option for a flight between Rennes to Dublin.

When to book flights from Rennes to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Rennes to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rennes to Dublin (RNS to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rennes to Dublin

Best price found

€182

Fastest flight time

1h 55m

Direct flights

Sun

Airports in Dublin

1 airport
The best flight deal from Rennes to Dublin found on momondo in the last 72 hours is €182
The fastest flight from Rennes to Dublin takes 1h 55m
Direct flights go from Rennes to Dublin on Sunday. There are no airlines offering direct flights..
There is 1 airport in Dublin. From Rennes there are direct flights to Dublin (DUB).
Search flight deals

Frequently asked questions about flying from Rennes to Dublin

  • How far is Rennes St Jacques to Dublin by plane?

    There are 664.6 km between Rennes St Jacques and Dublin. In terms of flight time, this usually takes a little over 1h 55m.

  • When did momondo last update prices for flights from Rennes St Jacques Airport to Dublin Airport?

    Prices for flights from Rennes St Jacques Airport to Dublin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rennes St Jacques Airport to Dublin Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rennes St Jacques Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Rennes to Dublin?

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Cavan
Wicklow
Dundalk
Swords
Naas
Gorey
Bray
Kildare
Tullamore
Mullingar
Leixlip
Maynooth
Castleknock
Malahide
Enniscorthy
Carlingford
Drogheda
Portmarnock

Why use momondo?

Why should I use momondo to find a flight deal from Rennes to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rennes to Dublin for you.

Can I find flights from Rennes to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Rennes on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rennes to Dublin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rennes to Dublin.

I’m not ready to book a flight from Rennes to Dublin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Rennes to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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