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Cheap flights from Ireland to Rennes from €74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Rennes departing on 12/9. 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 Ireland to Rennes

Recent return flight deals from Ireland to Rennes

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:25 - 15:25DUB  Dublin-RNS Rennes St Jacques
8h 00m1 stop London Gatwick
Multiple Airlines Logo
12:05 - 18:50RNS  Rennes St Jacques-DUB Dublin
7h 45m1 stop Toulouse Blagnac
€149Multiple Airlines
Mon, 14 Sep - Thu, 17 Sep
Multiple Airlines Logo
17:20 - 07:40DUB  Dublin-RNS Rennes St Jacques
13h 20m1 stop Toulouse Blagnac
Multiple Airlines Logo
15:25 - 23:20RNS  Rennes St Jacques-DUB Dublin
8h 55m1 stop London Gatwick
€151Multiple Airlines
Sat, 19 Sep - Wed, 30 Sep
Multiple Airlines Logo
06:25 - 15:25DUB  Dublin-RNS Rennes St Jacques
8h 00m1 stop London Gatwick
Multiple Airlines Logo
12:05 - 18:50RNS  Rennes St Jacques-DUB Dublin
7h 45m1 stop Toulouse Blagnac
€152Multiple Airlines
Mon, 14 Sep - Thu, 17 Sep
Multiple Airlines Logo
06:25 - 15:25DUB  Dublin-RNS Rennes St Jacques
8h 00m1 stop London Gatwick
Multiple Airlines Logo
15:25 - 00:05RNS  Rennes St Jacques-DUB Dublin
9h 40m1 stop London Gatwick
€157Multiple Airlines
Mon, 5 Oct - Wed, 7 Oct
Multiple Airlines Logo
06:50 - 14:50DUB  Dublin-RNS Rennes St Jacques
7h 00m1 stop London Gatwick
Multiple Airlines Logo
15:25 - 22:15RNS  Rennes St Jacques-DUB Dublin
7h 50m1 stop London Gatwick
€158Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
17:20 - 07:40DUB  Dublin-RNS Rennes St Jacques
13h 20m1 stop Toulouse Blagnac
Multiple Airlines Logo
17:40 - 07:50RNS  Rennes St Jacques-DUB Dublin
15h 10m2 stops Marseille London Stansted
€160Multiple Airlines
Sat, 19 Sep - Wed, 30 Sep
Multiple Airlines Logo
06:25 - 15:25DUB  Dublin-RNS Rennes St Jacques
8h 00m1 stop London Gatwick
Multiple Airlines Logo
16:00 - 22:05RNS  Rennes St Jacques-DUB Dublin
7h 05m1 stop London Gatwick
€162Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
Multiple Airlines Logo
06:25 - 15:25DUB  Dublin-RNS Rennes St Jacques
8h 00m1 stop London Gatwick
Multiple Airlines Logo
16:00 - 22:05RNS  Rennes St Jacques-DUB Dublin
7h 05m1 stop London Gatwick
€164Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
Multiple Airlines Logo
14:05 - 08:05ORK  Cork-RNS Rennes St Jacques
17h 00m2 stops London Stansted Marseille
Multiple Airlines Logo
17:40 - 09:25RNS  Rennes St Jacques-ORK Cork
16h 45m2 stops Marseille London Stansted
€186Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep
Multiple Airlines Logo
22:25 - 16:55ORK  Cork-RNS Rennes St Jacques
17h 30m2 stops Manchester Marseille
Multiple Airlines Logo
19:00 - 07:55RNS  Rennes St Jacques-ORK Cork
13h 55m2 stops Marseille London Stansted
€218Multiple Airlines
Tue, 15 Sep - Tue, 22 Sep

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KLM flights from Ireland to Rennes

Our best KLM deals on Ireland to Rennes flight tickets
KLM
18 Jan
DUB05:45Dublin
6h 40m
1 stop
RNS13:25Rennes St Jacques
25 Jan
RNS13:55Rennes St Jacques
9h 20m
1 stop
DUB22:15Dublin
€186
KLM
2 Nov
DUB05:45Dublin
9h 30m
1 stop
RNS16:15Rennes St Jacques
7 Nov
RNS18:10Rennes St Jacques
5h 05m
1 stop
DUB22:15Dublin
€212
KLM
18 Jan
DUB17:15Dublin
16h 05m
2 stops
RNS10:20Rennes St Jacques
25 Jan
RNS13:55Rennes St Jacques
9h 20m
1 stop
DUB22:15Dublin
€213

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Rennes 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 12 August 2026.
Use the filters below to find and compare flights from Ireland to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Mon 14/9

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Thu 17/9

12:05-18:50

1 stop7h 45m

€149

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Sat 19/9

17:20-07:40

1 stop13h 20m

Rennes St Jacques

Wed 30/9

15:25-23:20

1 stop8h 55m

€151

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Mon 14/9

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Thu 17/9

12:05-18:50

1 stop7h 45m

€152

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Mon 5/10

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Wed 7/10

15:25-00:05

1 stop9h 40m

€157
Fastest return journey

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Wed 9/9

06:50-14:50

1 stop7h 00m

Rennes St Jacques

Wed 16/9

15:25-22:15

1 stop7h 50m

€158

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Sat 19/9

17:20-07:40

1 stop13h 20m

Rennes St Jacques

Wed 30/9

17:40-07:50

2 stops15h 10m

€160

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Mon 14/9

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Mon 21/9

16:00-22:05

1 stop7h 05m

€162

DublinRennes

DUB Dublin - RNS Rennes St Jacques

DUBRNS

Dublin

Mon 14/9

06:25-15:25

1 stop8h 00m

Rennes St Jacques

Mon 21/9

16:00-22:05

1 stop7h 05m

€164

CorkRennes

ORK Cork - RNS Rennes St Jacques

ORKRNS

Cork

Wed 23/9

14:05-08:05

2 stops17h 00m

Rennes St Jacques

Wed 30/9

17:40-09:25

2 stops16h 45m

€186

CorkRennes

ORK Cork - RNS Rennes St Jacques

ORKRNS

Cork

Tue 15/9

22:25-16:55

2 stops17h 30m

Rennes St Jacques

Tue 22/9

19:00-07:55

2 stops13h 55m

€218

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Ireland to Rennes

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 cheapest Ireland to Rennes St Jacques flight route?

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

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

There is only 1 cabin class available to choose from on Ireland to Rennes 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 Ireland to Rennes flights?

You could potentially save up to 25% on your flight if you consider stops on a Ireland to Rennes flight.

Cheap Ireland to Rennes flight deals and tips

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

Fastest flight time

8h 00m

Direct flights

None
The fastest flight from Ireland to Rennes takes 8h 00m
There are no direct flights from Ireland to Rennes. There are no popular flight routes from Ireland to Rennes.
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Frequently asked questions about flying from Ireland to Rennes

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

    Prices for flights from Ireland to Rennes St Jacques Airport are updated daily.

  • How old do you have to be to fly from Ireland to Rennes St Jacques 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 Ireland to Rennes St Jacques Airport.

  • What documentation or ID do you need to fly to Rennes St Jacques Airport?

    The travel and health documents you'll need for your trip to Rennes St Jacques Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Rennes St Jacques Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rennes from Ireland.

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

Yes. momondo allows you to filter the results for Ireland to Rennes flights to just show those with flexible booking policies.

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

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 Ireland to Rennes.

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

Price alerts on flights to Rennes from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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