Cheapest€23.28
- FlixBus FB944906:507h 18m14:08Trappes GareGare routière de Brest
Door to door 8h 2mCO2 14.9 kgChanges 0Changeable for a fee
Saint-Quentin-en-Yvelines to Brest bus
Buses from Saint-Quentin-en-Yvelines to Brest start at €23.28 and take 8h 2m at their fastest.
Check dates and fares
Fares and seats move by the day. Price Saint-Quentin-en-Yvelines to Brest on the date you actually want, rather than on the date this page was built.
The Buses from Saint-Quentin-en-Yvelines to Brest starts at €23.28 and takes 8h 2m door to door, run by 2 operators over 552 km, with around 4 departures a day. Fares bottom out about 60 days before departure.
- 8h 2mDoor to door
- 7h 18mMoving
- €30.98 to €61.23From
- 06:30 to 07:30First and last departure
- 4Per day
- 14.9 kgCO2
First and last are taken from the services we sell on October 6, 2026. The return direction keeps its own timetable and is not these times reversed.
€30.98 to €61.23 for one passenger across the 14 departure dates priced here. The low end is one day, not every day. Worked out from this corridor rather than held for anybody. The operator sets the price on the day.
FlixBus runs this service and does not sell it here. Bookaway takes the payment.
Buying this trip
Bookaway lists departures for Saint-Quentin-en-Yvelines to Brest on your date, and you pay on their side.
See Saint-Quentin-en-Yvelines to Brest on Bookaway
Or compare on TrainlineOr compare on 12Go
Partner link. We do not sell this ticket, and we earn nothing from this one.
Fares by date
What this journey usually costs, by departure date. It shows which days run dearer.
Typical fares
- about €61.23Fri18
- about €56.28Sat19
- about €60.13Sun20
- about €43.08Mon21
- about €37.03Tue22
- about €48.03Wed23
- about €46.93Thu24
- about €38.68Fri25
- about €43.63Sat26
- about €43.08Sun27
- about €30.98Mon28
- about €32.63Tue29
- about €31.53Wed30
- about €39.23Thu1
Based on what this route has cost recently. The operator sets the price on the day, and the live fare is confirmed when you book.
The cheapest and the fastest on October 6, 2026
Bus operators
| Operator | From |
|---|---|
 FlixBus | €23.28 |
 Région Bretagne | €27.13 |
The bus gets you into Brest. It does not get you a bed, and neither do we.
A room in Brest for the night the bus gets in
Sort by distance from Brest railway station and you can see which places are ten minutes on foot and which are not.
Search Brest on Booking.comOr compare on Expedia
Partner links. We do not sell accommodation. We earn a commission when a booking completes, and it never changes what you pay.
When to book Saint-Quentin-en-Yvelines to Brest
The same search run across the whole booking window, so the shape of the curve is visible rather than described.
- €30.9890 days
- €21.0860 days
- €25.4845 days
- €31.5330 days
- €36.4821 days
- €39.2314 days
- €46.937 days
- €60.133 days
- €61.231 days
- Cheapest lead time
- Fares bottom out around 60 days ahead, at €21.08.
- How much it moves
- The gap between the cheapest and most expensive lead time is 190 percent. The most expensive point is €61.23, 1 days out.
- What that means
- Today sits inside the cheap window, which closes about 60 days before departure. Waiting from here has usually cost money on this corridor rather than saved it.
Which departure day costs least
Median cheapest fare for each weekday, taken across the next three weeks of real prices.
- €43.08Sun
- €30.98Mon
- €32.63Tue
- €31.53Wed
- €39.23Thu
- €38.68Fri
- €43.63Sat
Where you leave from and where you arrive
Saint-Quentin-en-Yvelines
Bus
- Trappes Gare
- Gare de la Verrière
Brest
Bus
- Gare routière de Brest
- Gare Routière
What the journey looks like
- Direct or connecting
- 33% of the services we sell on this corridor run through without a change. The remaining 67% involve one connection.
- How far it really runs
- The route covers 552 km against 480 km in a straight line, a detour of 15 percent. Track and road geometry account for the difference.
- Where the change is
- Connections are made at Le Havre, Rennes, Le Mans, Angers. The gap between arriving and leaving is 55 minutes, of which about 14 is walking.
- If the connection is missed
- The tightest connection we sell here has a 17 percent chance of not being made on the timetable alone. Part of this journey is a self transfer between separate tickets, so leave more time than the minimum and expect to check in again.
- First and last departure
- The first service of the day leaves Saint-Quentin-en-Yvelines at 06:30 and the last at 07:30, across 4 departures The return direction keeps its own timetable, so the times back are not these times reversed.
Questions about Saint-Quentin-en-Yvelines to Brest
The questions people actually ask about this trip, answered from the same prices and times the page above is built on rather than written once and left to go stale.
How long does the Coach from Saint-Quentin-en-Yvelines to Brest take?
The Coach from Saint-Quentin-en-Yvelines to Brest takes 8h 2m door to door, of which 7h 18m is spent moving. The route runs 552 km. The difference between the two times is reaching the terminal and leaving it at the far end, which every time on this page includes.
How much does the Coach from Saint-Quentin-en-Yvelines to Brest cost?
The Coach from Saint-Quentin-en-Yvelines to Brest starts at €23.28 for one passenger, as of September 17, 2026. A typical fare is €26.86. Both are the total including taxes, supplier fees and our service fee, so the price here is the price at checkout.
Who runs the Coach from Saint-Quentin-en-Yvelines to Brest?
2 operators run the Coach from Saint-Quentin-en-Yvelines to Brest: FlixBus, Région Bretagne. Between them they file around 4 departures a day. The operator table on this page compares them on fare, journey time, cruising speed, fare conditions and what is provided on board.
Which terminal does the Coach from Saint-Quentin-en-Yvelines to Brest use?
The Coach from Saint-Quentin-en-Yvelines to Brest leaves from Trappes Gare and arrives at Gare routière de Brest. Allow about 44m for reaching the departure terminal and leaving the arrival one. That time is already inside every door to door figure quoted on this page.
When should I book the Coach from Saint-Quentin-en-Yvelines to Brest?
Fares for the Coach from Saint-Quentin-en-Yvelines to Brest bottom out around 60 days ahead, at €21.08. The gap between the cheapest and most expensive lead time across the window is 190 percent, measured on September 17, 2026. Booking inside the final week has consistently cost more.
How much CO2 does the Coach from Saint-Quentin-en-Yvelines to Brest produce?
The Coach from Saint-Quentin-en-Yvelines to Brest produces about 14.9 kg of CO2 per passenger over 552 km, which works out at roughly 27 grams per passenger kilometer. That figure is for the whole journey and for one traveler, not for the vehicle.
What is provided on board the Coach from Saint-Quentin-en-Yvelines to Brest?
Operators on the Coach from Saint-Quentin-en-Yvelines to Brest publish Power outlets, Restrooms, Wi-Fi. That is what 2 carriers on this corridor state about their own fleets, across a journey of 8h 2m door to door. Where a carrier publishes nothing, this page lists nothing for it.
Where these numbers come from
Places, coordinates, operators, which operator serves which pair, and every distance on this page are real and come from open data. Where a corridor has a filed timetable the departure times are real too, and ferry fares are the prices the operators publish themselves.
Derived from service area No carrier record names this exact pair. The operators listed publish a service area covering both places at a distance their mode plausibly carries people, which is evidence that the corridor is served and not evidence of a specific service. Pages state which, because presenting the two as the same thing would be dishonest.
Where no operator publishes a fare for a corridor, the price here is our own estimate, worked out from the real distance and the real operator through a fare curve that follows lead time, day of the week and season. It tells you roughly what the journey costs. It is not a seat anyone has agreed to sell, and the payment step will not take it.
Defined in full at Door to door, Fares, The booking window, Carbon
- On this page
- Every figure above was computed for Saint-Quentin-en-Yvelines to Brest on September 17, 2026: 552 km of route against 480 km in a straight line, 4 services a day, 2 operators a cheapest fare of €23.28, and 8h 2m door to door on the fastest mode. The return direction is computed separately and its numbers are not these numbers.
Related journeys
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Being on the water gives Brest a set of days out that do not start at a station. We do not sell those either.
Day trips out of Brest and across France
Day trips that leave Brest in the morning and cover a good part of France by evening.
See Brest on GetYourGuideOr browse Viator
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