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Cheap flights from Oakland, California to Barcelona from $382

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oakland, California to Barcelona departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Oakland, California to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:55 am - 4:25 pm
OAK
-
BCN
25h 30m
2 stops
KLM Logo
6:20 am - 4:24 pm
BCN
-
OAK
19h 04m
2 stops
$685KLM
Mon, Apr 13 - Tue, Apr 28
Delta Logo
4:49 pm - 6:50 pm
OAK
-
BCN
17h 01m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$689Delta
Wed, Apr 8 - Tue, Apr 21
Delta Logo
12:35 pm - 12:50 pm
OAK
-
BCN
39h 15m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$691Delta
Tue, Apr 7 - Fri, Apr 17
Delta Logo
5:55 pm - 8:45 am
OAK
-
BCN
53h 50m
2 stops
Delta Logo
1:25 pm - 11:54 pm
BCN
-
OAK
43h 29m
2 stops
$694Delta
Sat, Apr 11 - Mon, Apr 20
Delta Logo
5:55 am - 12:50 pm
OAK
-
BCN
21h 55m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$731Delta
Wed, Apr 8 - Wed, Apr 15
Delta Logo
5:55 am - 2:50 pm
OAK
-
BCN
23h 55m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$735Delta
Thu, Apr 9 - Fri, Apr 17
Delta Logo
5:55 am - 9:00 am
OAK
-
BCN
42h 05m
2 stops
Delta Logo
9:20 am - 11:54 pm
BCN
-
OAK
47h 34m
2 stops
$737Delta
Tue, Apr 14 - Mon, Apr 27
Delta Logo
4:49 pm - 10:15 am
OAK
-
BCN
32h 26m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$739Delta
Wed, Apr 8 - Wed, Apr 15
Delta Logo
12:35 pm - 6:50 pm
OAK
-
BCN
21h 15m
2 stops
Delta Logo
6:20 am - 4:24 pm
BCN
-
OAK
19h 04m
2 stops
$740Delta
Wed, Apr 8 - Thu, Apr 16
Delta Logo
12:35 pm - 12:50 pm
OAK
-
BCN
39h 15m
2 stops
Delta Logo
11:00 am - 11:54 pm
BCN
-
OAK
21h 54m
2 stops
$741Delta
Tue, Apr 7 - Fri, Apr 17

Delta flights from Oakland, California to Barcelona-El Prat Airport

Our best Delta deals on Oakland, California to Barcelona-El Prat Airport flight tickets
Delta
Apr 8
OAK4:49 pmOakland
17h 01m
2 stops
BCN6:50 pmBarcelona-El Prat
Apr 21
BCN11:00 amBarcelona-El Prat
21h 54m
2 stops
OAK11:54 pmOakland
$689
Delta
Apr 7
OAK12:35 pmOakland
39h 15m
2 stops
BCN12:50 pmBarcelona-El Prat
Apr 17
BCN11:00 amBarcelona-El Prat
21h 54m
2 stops
OAK11:54 pmOakland
$691
Delta
Apr 11
OAK5:55 pmOakland
53h 50m
2 stops
BCN8:45 amBarcelona-El Prat
Apr 20
BCN1:25 pmBarcelona-El Prat
43h 29m
2 stops
OAK11:54 pmOakland
$694

British Airways flights from Oakland, California to Barcelona-El Prat Airport

Our best British Airways deals on Oakland, California to Barcelona-El Prat Airport flight tickets
British Airways
Apr 8
OAK7:00 amOakland
28h 30m
2 stops
BCN8:30 pmBarcelona-El Prat
Apr 12
BCN9:20 pmBarcelona-El Prat
29h 26m
2 stops
OAK5:46 pmOakland
$1,115
British Airways
Mar 30
OAK7:00 amOakland
20h 05m
2 stops
BCN12:05 pmBarcelona-El Prat
Apr 7
BCN9:30 pmBarcelona-El Prat
35h 13m
2 stops
OAK11:43 pmOakland
$1,281
British Airways
Apr 6
OAK7:00 amOakland
28h 40m
2 stops
BCN8:40 pmBarcelona-El Prat
Apr 10
BCN7:40 amBarcelona-El Prat
25h 03m
2 stops
OAK11:43 pmOakland
$1,319

momondo Fare Finder

 
Customize your flight search to find flights from Oakland, California to Barcelona-El Prat Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 28, 2026.
Use the filters below to find and compare flights from Oakland, California to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 4/13

5:55 am-4:25 pm

2 stops25h 30m

Barcelona-El Prat

Tue 4/28

6:20 am-4:24 pm

2 stops19h 04m

$685
Quickest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/8

4:49 pm-6:50 pm

2 stops17h 01m

Barcelona-El Prat

Tue 4/21

11:00 am-11:54 pm

2 stops21h 54m

$689

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 4/7

12:35 pm-12:50 pm

2 stops39h 15m

Barcelona-El Prat

Fri 4/17

11:00 am-11:54 pm

2 stops21h 54m

$691

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 4/11

5:55 pm-8:45 am

2 stops53h 50m

Barcelona-El Prat

Mon 4/20

1:25 pm-11:54 pm

2 stops43h 29m

$694

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/8

5:55 am-12:50 pm

2 stops21h 55m

Barcelona-El Prat

Wed 4/15

11:00 am-11:54 pm

2 stops21h 54m

$731

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 4/9

5:55 am-2:50 pm

2 stops23h 55m

Barcelona-El Prat

Fri 4/17

11:00 am-11:54 pm

2 stops21h 54m

$735

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 4/14

5:55 am-9:00 am

2 stops42h 05m

Barcelona-El Prat

Mon 4/27

9:20 am-11:54 pm

2 stops47h 34m

$737

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/8

4:49 pm-10:15 am

2 stops32h 26m

Barcelona-El Prat

Wed 4/15

11:00 am-11:54 pm

2 stops21h 54m

$739

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/8

12:35 pm-6:50 pm

2 stops21h 15m

Barcelona-El Prat

Thu 4/16

6:20 am-4:24 pm

2 stops19h 04m

$740

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 4/7

12:35 pm-12:50 pm

2 stops39h 15m

Barcelona-El Prat

Fri 4/17

11:00 am-11:54 pm

2 stops21h 54m

$741

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Barcelona from

How to get the cheapest flight ticket from Oakland, California to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Tuesday when prices can be found for as low as $691. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $891. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Oakland, California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $717 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $842 on average. Flights to Barcelona-El Prat Airport from Oakland, California in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Oakland, California to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Oakland, California to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Oakland, California to Barcelona-El Prat Airport (OAK to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oakland, California to Barcelona-El Prat Airport

Fastest flight time

18h 10m

Direct flights

None
The fastest flight from Oakland, California to Barcelona-El Prat Airport takes 18h 10m
There are no direct flights from Oakland, California to Barcelona-El Prat Airport. There are no popular flight routes from Oakland, California to Barcelona-El Prat Airport.
Search flight deals

  • How far is Oakland to Barcelona-El Prat by plane?

    The straight-line distance from Oakland to Barcelona-El Prat is 5938.7 mi. Typically, this will take 18h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from Oakland Airport to Barcelona-El Prat Airport?

    Prices for flights from Oakland Airport to Barcelona-El Prat Airport are updated daily.

  • How old do you have to be to fly from Oakland Airport to Barcelona-El Prat Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oakland Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents required for your trip to Barcelona-El Prat Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona-El Prat Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
Tarragona
El Prat de Llobregat
L'Hospitalet de Llobregat
Calella
Santa Susanna
Cadaques
Cambrils
Badalona
Pals
Pineda de Mar
Empuriabrava
Roses
Calella de Palafrugell
Palafrugell
Malgrat de Mar

Why use momondo?

Why should I use momondo to find a flight deal from Oakland to Barcelona?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oakland to Barcelona. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Oakland to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from Oakland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oakland to Barcelona?

momondo helps you find the best flight between Oakland and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Oakland to Barcelona right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oakland to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Barcelona-El Prat Airport trip

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