- Must visit
Nausicaá Centre National de la Mer
One of Europe's largest aquariums, presenting marine ecosystems through immersive tanks and conservation-focused exhibits for all ages.
Omio recommends booking the train as it is the most popular option from Saint-Omer to Boulogne-sur-Mer among Omio's users. If you are prioritising price take the bus with prices starting from $5. For those with little time consider booking a bus which can get you there in 30m. The ticket price range depends on the travel mode: a bus costs an average of $5, and a train costs an average of $15.
Distance: 27 miles (45 km)
| Bus | Most popular Train | Driving |
|---|---|---|
$5 Average price Cheapest | $16 Average price | $11 Average price (fuel + tolls) |
1h 0m Average total duration Fastest 30m Onboard + 30m Additional time* | 1h 27m Average total duration 57m Onboard + 30m Additional time* | 46m Average total duration (door-to-door) |
![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Saint-Omer to Boulogne-sur-Mer:
A bus is $11 less than a train for this route with tickets for a train from Saint-Omer to Boulogne-sur-Mer costing on average $16.
Other travel options to Boulogne-sur-Mer take longer:
Train takes on average 57m.
You'll arrive about 16m sooner (30m by bus vs 46m by car) and save roughly $6 compared to fuel and tolls ($5 vs $11). You also skip the drive itself — no traffic stress, no parking, and you can use the time to work, nap, or catch up on a series with the onboard Wi-Fi.
Direct coaches are operated by BlaBlaCar.
Driving is still worth considering if you're travelling with bulky luggage, need flexibility on departure times, or plan to stop along the way.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Hauts-de-France Pas-De-Calais | Departure Time 12:30PM | Arrival Time 05:53PM | Duration 5h23 | Departure days Wed, Fri | Cheapest price $5 |
The table below shows live departures for Saint-Omer to Boulogne-sur-Mer buses for today, Wednesday, August 5. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 12:30 PM Saint-omer - Place Perpignan | 5h23 | 5:53 PM Boulogne-sur-Mer | 1 transfer | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Buses from Saint-Omer to Boulogne-sur-Mer run on average 5 times per day, taking around 30m. Cheap bus tickets for this journey start at $5 if you book in advance.
There are 5 buses per day. The earliest bus runs at 08:11, the last at 19:26. The fastest bus covers the 27 miles (45 km) distance in 5h 23m.
Distance 27 miles (45 km) |
Average bus duration 30m |
Cheapest ticket price $5 |
Buses per day 5 |
Direct buses 5 |
Fastest bus 5h 23m |
First bus 8:11 AM |
Last bus 7:26 PM |
Cheapest Month Aug |
Cheapest Day Tue |
High Season Apr - Jun |
Low Season Oct - Dec |
Best time to book 14 days |
Discover the best of Boulogne-sur-Mer — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Boulogne-sur-Mer trip today.
One of Europe's largest aquariums, presenting marine ecosystems through immersive tanks and conservation-focused exhibits for all ages.
Museum inside the medieval castle displaying archaeology, Egyptian pieces, masks, and fine arts in a major historic setting.
Remarkable underground monument museum with sacred art, murals, and archaeology beneath the basilica's vast 19th-century structure.
Historic upper town of cobbled lanes, squares, museums, and ramparts, giving the clearest sense of Boulogne's medieval identity.
Scenic walk along the fortified walls, offering some of the best viewpoints over rooftops, the port, and surrounding neighborhoods.
Lively seafront promenade beside the beach, popular for walks, sea views, and easy access to the waterfront attractions.
Fresh herring prepared smoked, marinated, or grilled. A staple of the Côte d’Opale fishing tradition and closely tied to Boulogne’s historic port.
Mussels cooked with white wine, cream, garlic, or regional beer. Popular all along the Opal Coast and a classic seafood meal in local brasseries.
Whelks served cold with mayonnaise or vinegar. These sea snails are a traditional northern French seafood snack found in fish markets and coastal cafés.
Well-known local table serving carefully prepared seafood and French classics in an intimate dining room close to the old town.
Established seafood restaurant near the harbor, known for fresh fish, shellfish, and polished service in a refined but approachable setting.
Trusted seafood-focused restaurant offering fresh catch, shellfish platters, and classic coastal cooking in a relaxed setting.
Moderate for northern France. Hotels and seafood restaurants can raise costs in season, but local transit, cafes, and simple meals are reasonably priced for visitors.
Service is usually included. Round up or leave 5-10% for great restaurant service. Taxis are often rounded up. Small change is fine in cafes.
Find answers to the most common questions about traveling from Saint-Omer to Boulogne-sur-Mer by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Boulogne-sur-Mer, this guide helps you travel smarter and with confidence.

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