- Must visit
Mary Rose Museum
Award-winning museum built around Henry VIII’s raised Tudor warship, with thousands of recovered objects and immersive displays.
Flights from Belfast to Portsmouth depart on average 28 times per day, taking around 1h 31m. Cheap flight tickets for this journey start at $30 (€25) if you book in advance.
There are 24 flights per day. The earliest flight runs at 05:45, the last at 23:30. The fastest flight covers the 330 miles (532 km) distance in 1h 10m. July is the cheapest month to fly.
Distance 330 miles (532 km) |
Average flight duration 1h 31m |
Cheapest ticket price $30 (€25) |
Flights per day 28 |
Direct flights 24 |
Fastest flight 1h 10m |
First flight 5:45 AM |
Last flight 11:30 PM |
Cheapest Month Jul |
Cheapest Day Tue |
High Season Jul - Sep |
Low Season Jan - Mar |
Busiest Day Tue |
Least Busy Day Tue |
Cheapest price
$30
Average price
$52
Fastest journey
1 h 10 m
Average duration
1 h 25 m
Flights per day
3
Distance
532 km
The best way to find a cheap flight ticket from Belfast to Portsmouth is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Belfast to Portsmouth will cost around $52 if you buy it on the day, but the cheapest tickets can be found for only $30.
Of the 3 flights that leave Belfast for Portsmouth onTue, Jun 09, 3 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Tue, Jun 09 the direct flights cover the 532 km distance in an average of 1 h 25 m but if you time it right, some flights will get you there in just 1 h 10 m .
On Tue, Jun 09 the longest flights will take 1 h 45 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.






Omio recommends booking the flight as it is the most popular option from Belfast to Portsmouth among Omio's users. If you are prioritising price take the flight with prices starting from $30. For those with little time consider booking a flight which can get you there in 1h 31m. The ticket price range depends on the travel mode: a flight costs an average of $30, and a bus costs an average of $72.
Distance: 330 miles (532 km)
Most popular Flight | Bus | Driving |
|---|---|---|
$42 Average price Cheapest | $73 Average price | $2 Average price (fuel + tolls) |
4h 31m Average total duration Fastest 1h 31m Onboard + 3h 0m Additional time* | 21h 0m Average total duration 20h 30m Onboard + 30m Additional time* | 10h 5m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Belfast to Portsmouth:
A flight is $30 (€25) less than a bus for this route with tickets for a bus from Belfast to Portsmouth costing on average $73 (€59).
Other travel options to Portsmouth take longer:
Bus takes on average 20h 30m.
The table below shows live departures for Belfast to Portsmouth flights for tomorrow, Tuesday, June 9. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 5:45 AM Belfast | 1h20 | 7:05 AM Portsmouth | 0 transfersDirect | |
![]() | 6:40 AM Belfast | 1h45 | 8:25 AM Portsmouth | 0 transfersDirect | |
![]() | 8:50 AM Belfast | 1h10 | 10:00 AM Portsmouth | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare flight 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.
Discover the best of Portsmouth — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portsmouth trip today.
Award-winning museum built around Henry VIII’s raised Tudor warship, with thousands of recovered objects and immersive displays.
Major naval museum complex interpreting Britain’s maritime history, with galleries linked to the Historic Dockyard attractions.
City museum covering Portsmouth’s history, Sherlock Holmes material, and changing art exhibitions in a central Victorian building.
Popular waterfront district for harbour views, shopping, and promenades beneath the Spinnaker Tower.
Historic quarter of narrow streets, pubs, sea walls, and heritage buildings with strong maritime character.
Long promenade with beaches, piers, gardens, and classic coastal views, especially lively in warmer months.
Sweet local crab from the Solent, often served dressed or in sandwiches. It is a classic seafood specialty linked to the city’s fishing heritage.
Fresh oysters from nearby waters, prized for their clean briny flavor. They are a long-standing regional delicacy on the south coast.
A British seaside staple of battered fish with chips, especially popular in Portsmouth’s harbor areas. Best enjoyed fresh with salt and vinegar.
Established traditional pub in Old Portsmouth with a cozy atmosphere, real ales, and reliable British pub food.
Long-running independent bistro in Old Portsmouth, popular for modern British cooking, seafood, and a smart but friendly atmosphere.
Historic harborside pub near Old Portsmouth, known for seafood, classic British dishes, and excellent views across the water.
Generally moderate for UK travelers: pubs and casual dining are reasonable, while seafront hotels and fine dining cost more.
Service charge may be added in restaurants; if not, tip 10-12.5% for good service. Round up in taxis. Tipping is optional in cafes and pubs unless table service is provided.
Find answers to the most common questions about traveling from Belfast to Portsmouth by flight. 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 flight, the cheapest option, or tips for making the most of your visit at Portsmouth, this guide helps you travel smarter and with confidence.

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