Cheap flights from Boston to Belfast from £180
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Belfast
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
How much do flights to Belfast cost?
Getting from Belfast airport to the city center
Fastest options: Airport Express bus services. Best value: Translink bus and coach services.
From Belfast International Airport (BFS)
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
30-40 min | £8-£12 (single vs return fares) | every 10–30 min (traffic dependent) | direct to city center | |
25-45 min | £35-£50 (metered; varies by traffic) | on-demand 24/7 (traffic dependent) | door-to-door with luggage | |
25-40 min | £45-£70 (pre-booked fixed rate) | pre-booked (traffic dependent) | comfort and convenience |
From George Best Belfast City Airport (BHD)
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
10-20 min | £3-£5 (single vs return fares) | every 20–30 min (traffic dependent) | quick and affordable | |
15-25 min | £2-£3 (standard Metro fare) | every 15–30 min (traffic dependent) | budget travelers | |
10-20 min | £10-£18 (metered; varies by traffic) | on-demand 24/7 (traffic dependent) | door-to-door convenience |
Notes:
- Prices in GBP; table created in 2025 and subject to change.
- Airport Express services operate frequently during peak hours with reduced services in evenings and weekends.
- Taxi fares are metered and may vary depending on traffic conditions and time of day.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Belfast
Check-in for a flight from Boston to Belfast
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| easyJet | EZY | U2 | Yes |
| Ryanair | RYR | FR | No |
| Aer Lingus | EIN | EI | No |
| JetBlue Airways | JBU | B6 | No |
| Air France | AFR | AF | No |
Online check-in is not available for these airlines.
Weather in Belfast
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 6°C | 2°C |
| February | 7°C | 3°C |
| March | 9°C | 3°C |
| April | 11°C | 4°C |
| May | 13°C | 7°C |
| June | 16°C | 9°C |
| July | 17°C | 11°C |
| August | 17°C | 11°C |
| September | 15°C | 10°C |
| October | 12°C | 8°C |
| November | 9°C | 5°C |
| December | 7°C | 3°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Boston
Flights to Belfast
Popular routes
Download our app