RNS

€71 Find Cheap Flights to Rennes – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€148
Typical prices: €234-€413
Multiple Airlines
Sat 13/10Mon 15/10
DUB - RNS • 1 stop
Cheapest one-way flight
€71
Typical prices: €143-€222
Multiple Airlines
Wed 3/10
DUB - RNS • 1 stop
Top airlines
Aer Lingus
Best reviews • 7.3 score
Airline reviews
Airline reviews
When to travel
November
Cheapest • 25% price drop
July
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Rennes!
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Booking Insights
Flight Deals

Cheap Flights to Rennes

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals to Rennes

Tue, 13 Oct - Thu, 15 Oct
Multiple Airlines Logo
06:05 - 17:25DUB  Dublin-RNS Rennes St Jacques
10h 20m1 stop Marseille
Multiple Airlines Logo
08:35 - 18:50RNS  Rennes St Jacques-DUB Dublin
11h 15m1 stop Toulouse Blagnac
€148Multiple Airlines
Thu, 5 Nov - Sun, 8 Nov
Multiple Airlines Logo
07:00 - 14:45DUB  Dublin-RNS Rennes St Jacques
6h 45m1 stop London Gatwick
Multiple Airlines Logo
20:15 - 08:15RNS  Rennes St Jacques-DUB Dublin
13h 00m1 stop Toulouse Blagnac
€149Multiple Airlines
Sat, 10 Oct - Tue, 13 Oct
Multiple Airlines Logo
17:20 - 07:40DUB  Dublin-RNS Rennes St Jacques
13h 20m1 stop Toulouse Blagnac
Multiple Airlines Logo
18:00 - 07:50RNS  Rennes St Jacques-DUB Dublin
14h 50m2 stops Marseille London Stansted
€154Multiple Airlines
Thu, 5 Nov - Mon, 9 Nov
Multiple Airlines Logo
08:35 - 14:45DUB  Dublin-RNS Rennes St Jacques
5h 10m1 stop London Gatwick
Multiple Airlines Logo
17:35 - 23:45RNS  Rennes St Jacques-DUB Dublin
7h 10m1 stop Marseille
€155Multiple Airlines
Tue, 13 Oct - Thu, 15 Oct
Multiple Airlines Logo
06:05 - 17:25DUB  Dublin-RNS Rennes St Jacques
10h 20m1 stop Marseille
Multiple Airlines Logo
12:05 - 18:30RNS  Rennes St Jacques-DUB Dublin
7h 25m1 stop Marseille
€156Multiple Airlines
Tue, 13 Oct - Tue, 20 Oct
Multiple Airlines Logo
06:05 - 17:25DUB  Dublin-RNS Rennes St Jacques
10h 20m1 stop Marseille
Multiple Airlines Logo
18:00 - 07:50RNS  Rennes St Jacques-DUB Dublin
14h 50m2 stops Marseille London Stansted
€157Multiple Airlines
Thu, 5 Nov - Mon, 9 Nov
Multiple Airlines Logo
07:00 - 14:45DUB  Dublin-RNS Rennes St Jacques
6h 45m1 stop London Gatwick
Multiple Airlines Logo
17:35 - 23:45RNS  Rennes St Jacques-DUB Dublin
7h 10m1 stop Marseille
€162Multiple Airlines
Mon, 16 Nov - Sun, 13 Dec
Multiple Airlines Logo
08:40 - 17:15DUB  Dublin-RNS Rennes St Jacques
7h 35m1 stop Toulouse Blagnac
Multiple Airlines Logo
20:15 - 08:15RNS  Rennes St Jacques-DUB Dublin
13h 00m1 stop Toulouse Blagnac
€166Multiple Airlines
Mon, 16 Nov - Sun, 13 Dec
Multiple Airlines Logo
08:40 - 17:15DUB  Dublin-RNS Rennes St Jacques
7h 35m1 stop Toulouse Blagnac
Multiple Airlines Logo
20:15 - 08:15RNS  Rennes St Jacques-DUB Dublin
13h 00m1 stop Toulouse Blagnac
€167Multiple Airlines
Thu, 5 Nov - Mon, 9 Nov
Multiple Airlines Logo
07:00 - 14:45DUB  Dublin-RNS Rennes St Jacques
6h 45m1 stop London Gatwick
Multiple Airlines Logo
17:35 - 23:45RNS  Rennes St Jacques-DUB Dublin
7h 10m1 stop Marseille
€168Multiple Airlines
Booking Insights

Price, demand, and travel trends for Ireland to Rennes flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Ireland to Rennes with more confidence.

What is the cheapest flight to Rennes?

Dublin to Rennes is the cheapest route at €148 return, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Rennes?

A return flight to Rennes costs €310 on average, based on data over the past 12 months on KAYAK. Return fares from Dublin average €287.

What is the cheapest day to fly to Rennes?

Monday is the cheapest day to fly to Rennes at €210 return on average over the past 12 months on KAYAK. Friday is the most expensive at €567.

What is the cheapest time of day to fly to Rennes?

Morning flights to Rennes are the cheapest at €302 return on average. Afternoon flights are the most expensive at €332.

What is a good deal for flights to Rennes?

Flights under €234 are considered a good deal. 25% of KAYAK users found return flights to Rennes at or below these prices, with the lowest fares from:
•Dublin €221.

Find deals

Key details for flights to Rennes

Low season

January

Cheapest flight

€71
Most popular time to fly (32% more expensive on average)
Flights from Dublin to Rennes

When to book flights to Rennes

Are your dates flexible? Find out the best times to travel to Rennes based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your questions about flights to Rennes, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • How do I know if a flight to Rennes is a good deal?

    A good deal on a flight to Rennes is around €234 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

  • Which airlines should I consider for flights to Rennes?

    Aer Lingus is the most popular airline for KAYAK users flying to Rennes and has the best on-time record at the destination's main airport.

Your guide to booking Rennes flights

From booking to airport arrival, find tips to help you plan your flight with more confidence.
  • For flights to Rennes, recent KAYAK data shows that stronger deals tend to be around €234 return. If you see a fare below that threshold, it's a good deal – book before the price climbs back up.
  • If you can choose when to go, aim to travel to Rennes in November. Return fares historically average €233 that month – typically the cheapest month to travel based on the last 12 months.
  • Before you book:

    • Check the route's typical price range so you can spot a deal.
    • Confirm baggage fees and seat selection costs on budget carriers.
    • Verify whether you need any travel documents beyond an ID.
    • Pick a departure airport, since your nearest may not be the cheapest origin.
  • Shift your departure to morning to save up to €30 per return. Morning flights to Rennes average €302 compared to €332 for midday flights. See the time-of-day chart above for the full breakdown.
  • Bag allowances vary by airline, fare type, cabin class, and route. On flights to Rennes, some airlines may include bags at no extra cost. For example, Aer Lingus includes a cabin bag in Economy class. Always check the fare details before booking, since bag policies can change by ticket type.

More options for your flight to Rennes