Cheap flight from Boston to Belfast from $245
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Flights from Boston to Belfast
Cheap flight deals from Boston to Belfast
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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BOS 7:40 PM11h 15m1 stopsBHD 11:55 AMBoston - Belfast | Wed, May 7 | British Airways
BHD 6:35 AM15h 30m1 stopsBOS 5:05 PMBelfast - Boston | Tue, May 13 | British Airways$650 $72811% OFF11% OFF$728 $650 -
BOS 8:15 PM21h 10m1 stopsBFS 10:25 PMBoston - Belfast | Sun, May 4 | Virgin Atlantic
BFS 7:00 AM19h1 stopsBOS 9:00 PMBelfast - Boston | Sun, May 11 | easyJet$668 $7288% OFF8% OFF$728 $668 -
BOS 7:25 PM11h 5m1 stopsBHD 11:30 AMBoston - Belfast | Sun, May 11 | British Airways
BHD 2:00 PM13h 30m1 stopsBOS 10:30 PMBelfast - Boston | Fri, May 16 | British Airways$671 $7288% OFF8% OFF$728 $671
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BOS 8:15 PM21h 55m1 stopsBFS 11:10 PMBoston - Belfast | Sun, May 11 | Virgin Atlantic
BFS 6:15 AM19h 45m1 stopsBOS 9:00 PMBelfast - Boston | Fri, May 16 | easyJet$6728% OFF$728 $672
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BOS 8:00 PM10h 30m1 stopsBHD 11:30 AMBoston - Belfast | Sun, May 4 | Iberia
BHD 6:05 PM22h 5m1 stopsBOS 11:10 AMBelfast - Boston | Sun, May 11 | British Airways$6747% OFF$728 $674 -
BOS 9:55 PM12h 25m1 stopsBHD 3:20 PMBoston - Belfast | Tue, May 6 | British Airways
BHD 12:15 PM12h 55m1 stopsBOS 8:10 PMBelfast - Boston | Mon, May 12 | British Airways$6777% OFF$728 $677
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BOS 10:45 PM19h 35m1 stopsBFS 11:20 PMBoston - Belfast | Tue, May 6 | Virgin Atlantic
BFS 6:00 AM20h1 stopsBOS 9:00 PMBelfast - Boston | Wed, May 14 | easyJet$6826% OFF$728 $682
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BOS 7:40 PM10h 30m1 stopsBHD 11:10 AMBoston - Belfast | Thu, May 8 | British Airways
BHD 12:15 PM12h 55m1 stopsBOS 8:10 PMBelfast - Boston | Mon, May 12 | British Airways$6826% OFF$728 $682
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BOS 9:55 PM12h 35m1 stopsBHD 3:30 PMBoston - Belfast | Fri, May 9 | British Airways
BHD 9:35 AM12h 30m1 stopsBOS 5:05 PMBelfast - Boston | Thu, May 15 | British Airways$6836% OFF$728 $683
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BOS 8:15 PM22h 10m1 stopsBFS 11:25 PMBoston - Belfast | Thu, May 8 | Virgin Atlantic
BFS 6:15 AM19h 25m1 stopsBOS 8:40 PMBelfast - Boston | Fri, May 16 | easyJet$6846% OFF$728 $684
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BOS 1:00 PM17h 25m1 stopsBFS Invalid DateBoston - Belfast | Tue, May 6 | Normal Airline
BFS 3:00 PM6hNonstopBOS 4:00 PMBelfast - Boston | Thu, May 8 | Normal AirlineFind More FlightsFind More Flights
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BOS 8:05 PM30h 25m1 stopsBFS 7:30 AMBoston - Belfast | Mon, May 12 | American Airlines$245 $39037% OFF37% OFF$390 $245 -
BOS 10:30 PM30h 25m1 stopsBFS 9:55 AMBoston - Belfast | Sun, May 4 | Virgin Atlantic$334 $39014% OFF14% OFF$390 $334
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BOS 6:26 PM32h 14m1 stopsBFS 7:40 AMBoston - Belfast | Sun, May 4 | Jetblue Airways$341 $39013% OFF13% OFF$390 $341 -
BOS 10:30 PM30h 25m1 stopsBFS 9:55 AMBoston - Belfast | Sun, May 4 | Delta Air Lines$34312% OFF$390 $343 -
BOS 8:00 PM10h 30m1 stopsBHD 11:30 AMBoston - Belfast | Sun, May 4 | Iberia$34911% OFF$390 $349
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BOS 7:25 PM12h 40m1 stopsBHD 1:05 PMBoston - Belfast | Sun, May 4 | British Airways$35110% OFF$390 $351
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BOS 8:05 PM20h 55m1 stopsBFS 10:00 PMBoston - Belfast | Wed, May 21 | American Airlines$35310% OFF$390 $353
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BOS 8:10 PM31h 50m1 stopsBFS 9:00 AMBoston - Belfast | Tue, Jun 10 | American Airlines$3539% OFF$390 $353
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BOS 10:50 PM18h 5m1 stopsBFS 9:55 PMBoston - Belfast | Mon, Jun 30 | Jetblue Airways$3559% OFF$390 $355
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BOS 10:50 PM19h 20m1 stopsBFS 11:10 PMBoston - Belfast | Wed, Jul 2 | Jetblue Airways$3676% OFF$390 $367
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BOS 1:00 PM17h 25m1 stopsBFS Invalid DateBoston - Belfast | Tue, May 6 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Boston to Belfast
| Cheapest one-way flight price | $245 |
|---|---|
| Off-season for travel | March |
| Peak season for travel | June |
| Flight distance | 4,798.03 km |
| Popular airline | American Airlines |
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Frequently Asked Questions
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When are flight tickets from Boston (BOS) to Belfast (BFS) the cheapest?
Airlines adjust prices for flights from Boston to Belfast based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Boston (BOS) to Belfast (BFS) cost?
According to Trip.com's data, the lowest price is around $834.
How to find a cheap flight from Boston to Belfast
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Belfast. Book your flights at the right time and save more.
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