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$369+ Cheap flights from O'ahu to Barcelona

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — BCN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from O'ahu to Barcelona

Keep the following information in mind while searching for O'ahu to Barcelona flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$671
(United Airlines)

One-way from

$369
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,096
From O'ahu to Barcelona
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One-way flight from O'ahu to Barcelona
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Highest demand for flights based on searches. 31% potential increase in price ($492 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'ahu to Barcelona

Cheapest flights from O'ahu to Barcelona
Explore the most affordable flight options available from O'ahu to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:00 amHNL - BCN
1 stop19h 00mUnited Airlines
jue. 10/2312:10 pmBCN - HNL
2 stops43h 39mUnited Airlines
Deal found 9/14$671
This Orbitz deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/310:55 pmHNL - BCN
2 stops23h 40mMultiple Airlines
lun. 11/107:50 pmBCN - HNL
2 stops37h 37mMultiple Airlines
Deal found 9/15$695
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/210:30 pmHNL - BCN
2 stops45h 20mUnited Airlines
mié. 10/2912:35 pmBCN - HNL
2 stops42h 28mUnited Airlines
Deal found 9/14$721
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/32:00 pmHNL - BCN
2 stops32h 35mAir Canada
lun. 11/109:55 amBCN - HNL
3 stops37h 48mAir Canada
Deal found 9/15$728
This Air France deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/297:00 amHNL - BCN
2 stops28h 55mAir France
mié. 11/58:20 pmBCN - HNL
2 stops34h 49mAir France
Deal found 9/14$729
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/710:50 pmHNL - BCN
2 stops22h 30mUnited Airlines
dom. 12/1410:30 amBCN - HNL
2 stops39h 15mUnited Airlines
Deal found 9/14$737
This Air France deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:00 amHNL - BCN
2 stops22h 10mMultiple Airlines
jue. 10/236:20 amBCN - HNL
2 stops22h 48mMultiple Airlines
Deal found 9/14$743
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/77:00 amHNL - BCN
1 stop23h 25mAmerican Airlines
dom. 12/143:05 pmBCN - HNL
1 stop32h 57mAmerican Airlines
Deal found 9/14$749
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/311:30 pmHNL - BCN
2 stops23h 05mUnited Airlines
lun. 11/103:05 pmBCN - HNL
1 stop34h 40mUnited Airlines
Deal found 9/15$752

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu to Barcelona 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from O'ahu to Barcelona that are best for you.

Fly from

O'ahu

Fly to

Barcelona

Route

Depart

Return

Price

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

mié. 10/1

7:00 am-2:00 pm

1 stop19h 00m

Barcelona-El Prat

jue. 10/23

12:10 pm-7:49 pm

2 stops43h 39m

$671

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

lun. 11/3

10:55 pm-9:35 am

2 stops23h 40m

Barcelona-El Prat

lun. 11/10

7:50 pm-10:27 pm

2 stops37h 37m

$695

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

jue. 10/2

10:30 pm-7:50 am

2 stops45h 20m

Barcelona-El Prat

mié. 10/29

12:35 pm-8:03 pm

2 stops42h 28m

$721

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

lun. 11/3

2:00 pm-9:35 am

2 stops32h 35m

Barcelona-El Prat

lun. 11/10

9:55 am-12:43 pm

3 stops37h 48m

$728

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

mié. 10/29

7:00 am-10:55 pm

2 stops28h 55m

Barcelona-El Prat

mié. 11/5

8:20 pm-8:09 pm

2 stops34h 49m

$729

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

dom. 12/7

10:50 pm-8:20 am

2 stops22h 30m

Barcelona-El Prat

dom. 12/14

10:30 am-2:45 pm

2 stops39h 15m

$737

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

mié. 10/1

7:00 am-5:10 pm

2 stops22h 10m

Barcelona-El Prat

jue. 10/23

6:20 am-5:08 pm

2 stops22h 48m

$743

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

dom. 12/7

7:00 am-5:25 pm

1 stop23h 25m

Barcelona-El Prat

dom. 12/14

3:05 pm-1:02 pm

1 stop32h 57m

$749

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

lun. 11/3

11:30 pm-9:35 am

2 stops23h 05m

Barcelona-El Prat

lun. 11/10

3:05 pm-2:45 pm

1 stop34h 40m

$752

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

sáb. 10/4

9:05 pm-12:05 pm

2 stops51h 00m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 17 results
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Best time to book a flight from O'ahu to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from O'ahu with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from O'ahu to Barcelona

What is the cheapest month to book a flight from O'ahu to Barcelona?

Currently, January is the cheapest month in which you can book a flight from O'ahu to Barcelona (average of $523). Flying from O'ahu to Barcelona in June is currently the most expensive (average of $1,061). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FUW to BCN?

Find hourly flight availability from O'ahu to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from O'ahu to Barcelona as you normally would.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona. Reviews last updated septiembre 16, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from O'ahu to Barcelona. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,407 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'ahu to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from O'ahu to Barcelona?

    There are many flights that can get you from O'ahu to Barcelona in 19h. Fly via United Airlines, Air Canada, or Air France to get the fastest option. O'ahu and Barcelona are separated by a distance of 7919 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from O'ahu to Barcelona that include hotel bookings?

    Yes. In addition to deals on O'ahu to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'ahu to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to Barcelona.

  • Can I find deals for business class flights from O'ahu to Barcelona?

    Yes. Cheapflights offers flight deals from O'ahu to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from O'ahu to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from O'ahu to Barcelona (average of $523). Flying from O'ahu to Barcelona in June is currently the most expensive (average of $1,061). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'ahu to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Honolulu to Barcelona-El Prat flights
Kahului to Barcelona-El Prat flights
Kailua-Kona to Barcelona-El Prat flights

Top 6 airlines flying from O'ahu to Barcelona

Discover the top 6 airlines that operate flights from O'ahu to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$513Average$906FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$555Average$853FlexibilityNo cancel feeOn-time67%
DeltaCheapest$580Average$767FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$600Average$937FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$698Average$1,115FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$798Average$1,112FlexibilityNo cancel feeOn-time69%

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