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Cheap flights Boston — Barcelona

Boston (BOS, US) Barcelona (BCN, ES)
from $306 5 864 km ~7h 24m 3 flights found 2 airlines cheapest on Saturday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $306 on 10.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 4 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
11 Dec 2026, Fri
TAP Air Portugal TP 218
02:00
BOS Logan International Airport
10:30
BCN Barcelona-El Prat Airport
8h 30m 1 stop
Kiwi.com
$306
View this ticket
04 Dec 2026, Fri
TAP Air Portugal TP 216
06:20
BOS Logan International Airport
14:50
BCN Barcelona-El Prat Airport
8h 30m 1 stop
Kiwi.com
$316
View this ticket
Route characteristics
Distance
5 864 km
Flight time
7h 24m
Time difference
+6h
Minimum price
from $306 (10.12.2026)
Average price
$311
Maximum price
$316
Cheapest day
Saturday
Departure airports (1)
BOS Logan International Airport
Arrival airports (1)
BCN Barcelona-El Prat Airport
Airlines (2)
EI Aer Lingus TP TAP Air Portugal
Agencies (2)
Aviakassa Kiwi.com
Airlines — cheapest prices 2
Aer Lingus
Aer Lingus
1 flights · 1 days
$251
TAP Air Portugal
TAP Air Portugal
2 flights · 2 days
$306
Where to buy tickets 2
Aviakassa
1 tickets · 1 days
from $251
Kiwi.com
2 tickets · 2 days
from $306
Airports

From — Boston (1)

  • BOS Logan International Airport

To — Barcelona (1)

  • BCN Barcelona-El Prat Airport
Other destinations from Boston
Nantucket
US
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US
Augusta
US
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US
Hyannis
US
Lebanon
US
Martha's Vineyard
US
Provincetown
US
Rockland
US
Rutland
US
Saranac Lake
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Dallas
US · Hub
Frequently asked questions about the route Boston — Barcelona
How long is the flight from Boston to Barcelona?
Approximate flight time — 7h 24m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Boston to Barcelona?
The straight-line distance — 5 864 km.
How much do flights from Boston to Barcelona cost?
The minimum price over 3 months — from $306 on 10.12.2026.
What is the average ticket price?
The average price — $311. Range: $306 — $316.
What is the time difference between Boston and Barcelona?
The difference — +6h.
From which airports does Boston operate flights?
From Boston: BOS (Logan International Airport).
To which airports in Barcelona do flights arrive?
To Barcelona: BCN (Barcelona-El Prat Airport).
Which airlines fly this route?
This route is served by 2 airlines: Aer Lingus, TAP Air Portugal.
Which day of the week is cheapest?
The cheapest day of the week — Saturday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Boston — Barcelona

Flights Boston — Barcelona is a popular route. The straight-line distance is 5 864 km. Flight time 7h 24m. Time difference +6h.

From Boston (BOS) flights depart from 1 airport: BOS. To Barcelona (BCN) — 1 arrival airport: BCN.

2 airlines operate on this route: Aer Lingus, TAP Air Portugal.

The minimum price for the next 3 months — from $306 (10.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $311, ranging from $306 to $316. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Saturday.

Other destinations in Spain from Boston
Madrid
ES
Alicante
ES

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