Skip to content

Get United's best fares today on flights from Boston to Barcelona from *

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Boston (BOS) to Barcelona (BCN)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
from
$1,705 Price subject to changes
Viewed:a day ago
Economy
Return:
5
No available fares
6
from
$1,444 Price subject to changes
Viewed:10 hours ago
Economy
Return:
7
from
$1,444 Price subject to changes
Viewed:10 hours ago
Economy
Return:
8
from
$2,917 Price subject to changes
Viewed:10 hours ago
Economy
Return:
9
No available fares
10
from
$1,544 Price subject to changes
Viewed:10 hours ago
Economy
Return:
11
from
$1,394 Price subject to changes
Viewed:10 hours ago
Economy
Return:
12
from
$1,294 Price subject to changes
Viewed:10 hours ago
Economy
Return:
13
from
$1,211 Price subject to changes
Viewed:10 hours ago
Economy
Return:
14
from
$1,206 Price subject to changes
Viewed:10 hours ago
Economy
Return:
15
from
$1,160 Price subject to changes
Viewed:10 hours ago
Economy
Return:
16
from
$1,149 Price subject to changes
Viewed:10 hours ago
Economy
Return:
17
from
$1,155 Price subject to changes
Viewed:10 hours ago
Economy
Return:
18
from
$988 Price subject to changes
Viewed:10 hours ago
Economy
Return:
19
from
$1,109 Price subject to changes
Viewed:10 hours ago
Economy
Return:
20
from
$976 Price subject to changes
Viewed:10 hours ago
Economy
Return:
21
from
$826 Price subject to changes
Viewed:10 hours ago
Economy
Return:
22
from
$863 Price subject to changes
Viewed:10 hours ago
Economy
Return:
23
from
$989 Price subject to changes
Viewed:10 hours ago
Economy
Return:
24
from
$873 Price subject to changes
Viewed:10 hours ago
Economy
Return:
25
from
$968 Price subject to changes
Viewed:10 hours ago
Economy
Return:
26
from
$913 Price subject to changes
Viewed:10 hours ago
Economy
Return:
27
from
$908 Price subject to changes
Viewed:10 hours ago
Economy
Return:
28
from
$813 Price subject to changes
Viewed:10 hours ago
Economy
Return:
29
from
$813 Price subject to changes
Viewed:10 hours ago
Economy
Return:
30
from
$873 Price subject to changes
Viewed:10 hours ago
Economy
Return:
31
from
$873 Price subject to changes
Viewed:10 hours ago
Economy
Return:
from
$849 Price subject to changes
Viewed:10 hours ago
Economy
Return:
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Boston to Barcelona?

FromToDatesFare TypePrice

Boston (BOS)

Barcelona (BCN)

Depart: 08/04/20

Return: 08/18/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 08/05/20

Return: 08/19/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 08/11/20

Return: 08/25/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 08/12/20

Return: 08/26/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 08/18/20

Return: 09/01/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 08/19/20

Return: 09/02/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 09/08/20

Return: 09/22/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 09/09/20

Return: 09/23/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 09/15/20

Return: 09/29/20

Roundtrip
from
$589*
Viewed:9hoursago

Boston (BOS)

Barcelona (BCN)

Depart: 09/16/20

Return: 09/30/20

Roundtrip
from
$589*
Viewed:9hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Barcelona

Saturday sky is clear
77°F 07/04/20
Sunday sky is clear
82°F 07/05/20
Monday sky is clear
83°F 07/06/20
Tuesday broken clouds
77°F 07/07/20
Wednesday sky is clear
79°F 07/08/20
Thursday light rain
79°F 07/09/20
Friday sky is clear
81°F 07/10/20
Powered by: OpenWeatherMap.org