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Cheap flights from Dublin to Rennes from €71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Rennes departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Dublin to Rennes

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
05:45 - 13:40DUB-RNS
6h 55m1 stop
Multiple Airlines Logo
20:25 - 07:50RNS-DUB
12h 25m1 stop
€174Multiple Airlines
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Sun, 7 Dec - Mon, 15 Dec
Multiple Airlines Logo
08:25 - 20:10DUB-RNS
10h 45m1 stop
Multiple Airlines Logo
20:25 - 07:50RNS-DUB
12h 25m1 stop
€176Multiple Airlines
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Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
06:30 - 17:55DUB-RNS
10h 25m2 stops
Multiple Airlines Logo
20:25 - 07:50RNS-DUB
12h 25m1 stop
€187Multiple Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Air France Logo
16:45 - 10:20DUB-RNS
16h 35m1 stop
Air France Logo
11:05 - 07:50RNS-DUB
21h 45m1 stop
€193Air France
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Tue, 16 Dec - Tue, 23 Dec
KLM Logo
05:55 - 17:00DUB-RNS
10h 05m1 stop
KLM Logo
17:30 - 08:05RNS-DUB
15h 35m1 stop
€200KLM
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Mon, 12 Jan - Mon, 19 Jan
Multiple Airlines Logo
08:50 - 17:05DUB-RNS
7h 15m1 stop
Multiple Airlines Logo
11:05 - 15:45RNS-DUB
5h 40m1 stop
€201Multiple Airlines
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Thu, 4 Dec - Wed, 10 Dec
Multiple Airlines Logo
08:50 - 17:05DUB-RNS
7h 15m1 stop
Multiple Airlines Logo
11:05 - 15:45RNS-DUB
5h 40m1 stop
€202Multiple Airlines
Find Deal
Thu, 4 Dec - Wed, 10 Dec
Multiple Airlines Logo
20:25 - 16:25DUB-RNS
19h 00m2 stops
Multiple Airlines Logo
20:25 - 07:50RNS-DUB
12h 25m1 stop
€208Multiple Airlines
Find Deal
Sun, 7 Dec - Mon, 15 Dec
Multiple Airlines Logo
16:45 - 10:20DUB-RNS
16h 35m1 stop
Multiple Airlines Logo
17:35 - 22:10RNS-DUB
5h 35m1 stop
€210Multiple Airlines
Find Deal
Tue, 16 Dec - Tue, 23 Dec
Multiple Airlines Logo
08:25 - 20:10DUB-RNS
10h 45m1 stop
Multiple Airlines Logo
20:20 - 20:35RNS-DUB
25h 15m2 stops
€211Multiple Airlines
Find Deal
Thu, 4 Dec - Wed, 10 Dec

KLM flights from Dublin to Rennes

Our best KLM deals on Dublin to Rennes flight tickets
KLM
12 Jan
DUB05:55Dublin
10h 05m
1 stop
RNS17:00Rennes St Jacques
19 Jan
RNS17:30Rennes St Jacques
15h 35m
1 stop
DUB08:05Dublin
€200
Find similar
KLM
26 Jan
DUB05:55Dublin
10h 05m
1 stop
RNS17:00Rennes St Jacques
29 Jan
RNS11:05Rennes St Jacques
12h 05m
2 stops
DUB22:10Dublin
€217
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KLM
19 Jan
DUB08:50Dublin
7h 10m
1 stop
RNS17:00Rennes St Jacques
23 Jan
RNS14:25Rennes St Jacques
18h 40m
1 stop
DUB08:05Dublin
€247
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Air France flights from Dublin to Rennes

Our best Air France deals on Dublin to Rennes flight tickets
Air France
12 Jan
DUB06:00Dublin
10h 40m
2 stops
RNS17:40Rennes St Jacques
19 Jan
RNS18:20Rennes St Jacques
22h 25m
2 stops
DUB15:45Dublin
€257
Find similar
Air France
4 Jan
DUB08:45Dublin
24h 35m
1 stop
RNS10:20Rennes St Jacques
11 Jan
RNS11:05Rennes St Jacques
21h 45m
1 stop
DUB07:50Dublin
€274
Find similar
Air France
17 Dec
DUB08:45Dublin
24h 00m
2 stops
RNS09:45Rennes St Jacques
24 Dec
RNS11:05Rennes St Jacques
5h 40m
1 stop
DUB15:45Dublin
€285
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momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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 21 November 2025.
Use the filters below to find and compare flights from Dublin to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/12

05:45-13:40

1 stop6h 55m

Rennes St Jacques

Mon 15/12

20:25-07:50

1 stop12h 25m

€174

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 4/12

08:25-20:10

1 stop10h 45m

Rennes St Jacques

Mon 8/12

20:25-07:50

1 stop12h 25m

€176

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 4/12

06:30-17:55

2 stops10h 25m

Rennes St Jacques

Mon 8/12

20:25-07:50

1 stop12h 25m

€187

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 16/12

16:45-10:20

1 stop16h 35m

Rennes St Jacques

Tue 23/12

11:05-07:50

1 stop21h 45m

€193

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 12/1

05:55-17:00

1 stop10h 05m

Rennes St Jacques

Mon 19/1

17:30-08:05

1 stop15h 35m

€200

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 4/12

08:50-17:05

1 stop7h 15m

Rennes St Jacques

Wed 10/12

11:05-15:45

1 stop5h 40m

€201

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 4/12

08:50-17:05

1 stop7h 15m

Rennes St Jacques

Wed 10/12

11:05-15:45

1 stop5h 40m

€202

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 7/12

20:25-16:25

2 stops19h 00m

Rennes St Jacques

Mon 15/12

20:25-07:50

1 stop12h 25m

€208

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 16/12

16:45-10:20

1 stop16h 35m

Rennes St Jacques

Tue 23/12

17:35-22:10

1 stop5h 35m

€210

DublinRennes

DUB - RNS

DUBRNS

Dublin

Thu 4/12

08:25-20:10

1 stop10h 45m

Rennes St Jacques

Wed 10/12

20:20-20:35

2 stops25h 15m

€211

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 Dublin 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 month to fly to Rennes?

The month of May is, on average, the cheapest month to fly to Rennes from Dublin, with most prices found around €167. If you aren’t able to travel to Rennes during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of €174.

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

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

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

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

When to book flights from Dublin to Rennes

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

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

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

Direct flights

None
There are no direct flights from Dublin to Rennes. There are no popular flight routes from Dublin to Rennes.
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  • How far is Dublin to Rennes St Jacques by plane?

    The distance between Dublin and Rennes St Jacques is about 664.6 km. A reasonable flight in good conditions will take 5h 50m.

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

    Prices for flights from Dublin Airport to Rennes St Jacques Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Rennes St Jacques Airport.

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

    The necessary travel and health documents for your Rennes St Jacques Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Why use momondo?

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

It is quick and easy to find Dublin to Rennes flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rennes that suits you.

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

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

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

momondo helps you find the best flight between Dublin and Rennes by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Rennes, momondo offers a useful price alert feature which will track prices for flights to Rennes from Dublin and alert you when they change.

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