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Cheap flights from Dublin to Rennes from €85

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 6/5. 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
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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
06:05 - 17:25
DUB
-
RNS
10h 20m
1 stop
Multiple Airlines Logo
17:45 - 00:55
RNS
-
DUB
8h 10m
1 stop
€188Multiple Airlines
Tue, 26 May - Thu, 28 May
Multiple Airlines Logo
06:05 - 17:25
DUB
-
RNS
10h 20m
1 stop
Multiple Airlines Logo
12:15 - 10:35
RNS
-
DUB
23h 20m
2 stops
€194Multiple Airlines
Tue, 26 May - Thu, 28 May
Multiple Airlines Logo
08:55 - 14:00
DUB
-
RNS
4h 05m
1 stop
Multiple Airlines Logo
11:05 - 22:40
RNS
-
DUB
12h 35m
1 stop
€205Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
06:50 - 16:30
DUB
-
RNS
8h 40m
1 stop
Multiple Airlines Logo
17:10 - 23:25
RNS
-
DUB
7h 15m
1 stop
€206Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
07:55 - 15:40
DUB
-
RNS
6h 45m
1 stop
Multiple Airlines Logo
08:05 - 09:35
RNS
-
DUB
26h 30m
2 stops
€210Multiple Airlines
Sun, 19 Apr - Sun, 26 Apr
Multiple Airlines Logo
07:50 - 14:50
DUB
-
RNS
6h 00m
1 stop
Multiple Airlines Logo
08:50 - 00:10
RNS
-
DUB
16h 20m
1 stop
€213Multiple Airlines
Wed, 20 May - Mon, 25 May
Air France Logo
19:15 - 10:20
DUB
-
RNS
14h 05m
1 stop
Air France Logo
11:05 - 22:40
RNS
-
DUB
12h 35m
1 stop
€218Air France
Tue, 21 Apr - Tue, 28 Apr
Multiple Airlines Logo
13:50 - 09:25
DUB
-
RNS
18h 35m
2 stops
Multiple Airlines Logo
16:05 - 23:20
RNS
-
DUB
8h 15m
1 stop
€219Multiple Airlines
Sat, 9 May - Mon, 11 May
Multiple Airlines Logo
07:25 - 15:25
DUB
-
RNS
7h 00m
1 stop
Multiple Airlines Logo
16:00 - 00:05
RNS
-
DUB
9h 05m
1 stop
€221Multiple Airlines
Mon, 20 Apr - Mon, 27 Apr
Multiple Airlines Logo
19:15 - 10:20
DUB
-
RNS
14h 05m
1 stop
Multiple Airlines Logo
11:05 - 22:25
RNS
-
DUB
12h 20m
2 stops
€222Multiple Airlines
Tue, 5 May - Tue, 12 May

KLM flights from Dublin to Rennes

Our best KLM deals on Dublin to Rennes flight tickets
KLM
21 Apr
DUB08:55Dublin
24h 25m
2 stops
RNS10:20Rennes St Jacques
28 Apr
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€251
KLM
9 May
DUB11:10Dublin
22h 10m
2 stops
RNS10:20Rennes St Jacques
11 May
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€265
KLM
4 Apr
DUB13:25Dublin
19h 55m
2 stops
RNS10:20Rennes St Jacques
5 Apr
RNS14:25Rennes St Jacques
18h 55m
1 stop
DUB08:20Dublin
€277

Air France flights from Dublin to Rennes

Our best Air France deals on Dublin to Rennes flight tickets
Air France
21 Apr
DUB19:15Dublin
14h 05m
1 stop
RNS10:20Rennes St Jacques
28 Apr
RNS11:05Rennes St Jacques
12h 35m
1 stop
DUB22:40Dublin
€218
Air France
21 Apr
DUB16:20Dublin
17h 00m
1 stop
RNS10:20Rennes St Jacques
28 Apr
RNS10:35Rennes St Jacques
8h 50m
2 stops
DUB18:25Dublin
€226

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 25 March 2026.
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

Cheapest return flight

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 26/5

06:05-17:25

1 stop10h 20m

Rennes St Jacques

Thu 28/5

17:45-00:55

1 stop8h 10m

€188

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 26/5

06:05-17:25

1 stop10h 20m

Rennes St Jacques

Thu 28/5

12:15-10:35

2 stops23h 20m

€194

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 14/4

08:55-14:00

1 stop4h 05m

Rennes St Jacques

Tue 21/4

11:05-22:40

1 stop12h 35m

€205
Fastest return journey

DublinRennes

DUB - RNS

DUBRNS

Dublin

Fri 8/5

06:50-16:30

1 stop8h 40m

Rennes St Jacques

Fri 15/5

17:10-23:25

1 stop7h 15m

€206

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sun 19/4

07:55-15:40

1 stop6h 45m

Rennes St Jacques

Sun 26/4

08:05-09:35

2 stops26h 30m

€210

DublinRennes

DUB - RNS

DUBRNS

Dublin

Wed 20/5

07:50-14:50

1 stop6h 00m

Rennes St Jacques

Mon 25/5

08:50-00:10

1 stop16h 20m

€213

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 21/4

19:15-10:20

1 stop14h 05m

Rennes St Jacques

Tue 28/4

11:05-22:40

1 stop12h 35m

€218

DublinRennes

DUB - RNS

DUBRNS

Dublin

Sat 9/5

13:50-09:25

2 stops18h 35m

Rennes St Jacques

Mon 11/5

16:05-23:20

1 stop8h 15m

€219

DublinRennes

DUB - RNS

DUBRNS

Dublin

Mon 20/4

07:25-15:25

1 stop7h 00m

Rennes St Jacques

Mon 27/4

16:00-00:05

1 stop9h 05m

€221

DublinRennes

DUB - RNS

DUBRNS

Dublin

Tue 5/5

19:15-10:20

1 stop14h 05m

Rennes St Jacques

Tue 12/5

11:05-22:25

2 stops12h 20m

€222

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

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.

Can stopping save me money on Dublin to Rennes flights?

You could potentially save up to 62% on your flight if you consider stops on a Dublin to Rennes flight.

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

Fastest flight time

6h 45m

Direct flights

Sun

Airports in Rennes

1 airport
The fastest flight from Dublin to Rennes takes 6h 45m
Direct flights go from Dublin to Rennes on Sunday. There are no airlines offering direct flights..
There is 1 airport in Rennes. From Dublin there are direct flights to Rennes St Jacques (RNS).
Search flight deals

  • 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 6h 45m.

  • 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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