HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Barcelona

$450+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — BCN
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'ahu to Barcelona with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 20, 2025.

Round-trip from

$471
(Cheapflightsfares)

One-way from

$450
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$958
From O'ahu to Barcelona
Search Deals
One-way flight from O'ahu to Barcelona
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($447 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:55 pmHNL - BCN
2 stops23h 40mLufthansa
Thu 11/275:50 amBCN - HNL
2 stops26h 50mLufthansa
Deal found 10/19$471
This Air Canada deal was found by Cheapflights users on 10/19. 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.
Sat 11/810:55 pmHNL - BCN
2 stops23h 40mAir Canada
Thu 11/279:55 amBCN - HNL
3 stops37h 48mAir Canada
Deal found 10/19$472
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:55 pmHNL - BCN
2 stops23h 40mAir Canada
Sat 11/221:35 pmBCN - HNL
2 stops43h 05mAir Canada
Deal found 10/19$481
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:15 pmHNL - BCN
1 stop27h 45mDelta
Sun 11/236:00 amBCN - HNL
2 stops26h 49mDelta
Deal found 10/18$490
This Air France deal was found by Cheapflights users on 10/19. 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.
Sun 11/165:00 pmHNL - BCN
1 stop28h 40mKLM
Sun 11/236:00 amBCN - HNL
2 stops25h 15mKLM
Deal found 10/19$491
This United deal was found by Cheapflights users on 10/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:05 pmHNL - BCN
1 stop32h 05mMultiple Airlines
Thu 11/275:50 amBCN - HNL
2 stops26h 50mMultiple Airlines
Deal found 10/18$498
This SWISS deal was found by Cheapflights users on 10/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:00 amHNL - BCN
2 stops24h 00mSWISS
Mon 11/102:55 pmBCN - HNL
2 stops42h 32mSWISS
Deal found 10/20$499
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sat 11/811:30 pmHNL - BCN
2 stops23h 05mUnited Airlines
Thu 11/273:05 pmBCN - HNL
1 stop34h 40mUnited Airlines
Deal found 10/18$501
This Air France deal was found by Cheapflights users on 10/19. 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.
Sat 11/85:45 pmHNL - BCN
1 stop27h 15mMultiple Airlines
Sat 11/228:20 pmBCN - HNL
2 stops36h 29mMultiple Airlines
Deal found 10/19$502
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Sun 11/162:25 pmHNL - BCN
3 stops32h 10mMultiple Airlines
Sun 11/239:10 amBCN - HNL
2 stops23h 30mMultiple Airlines
Deal found 10/18$509

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 October 20, 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

Sat 11/8

10:55 pm-9:35 am

2 stops23h 40m

Barcelona-El Prat

Thu 11/27

5:50 am-9:40 pm

2 stops26h 50m

$471

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sat 11/8

2:00 pm-9:35 am

2 stops32h 35m

Barcelona-El Prat

Thu 11/27

5:50 am-9:40 pm

2 stops26h 50m

$472

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sat 11/8

10:55 pm-9:35 am

2 stops23h 40m

Barcelona-El Prat

Thu 11/27

9:55 am-12:43 pm

3 stops37h 48m

$472

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sat 11/8

10:55 pm-9:35 am

2 stops23h 40m

Barcelona-El Prat

Sat 11/22

1:35 pm-9:40 pm

2 stops43h 05m

$481

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sun 11/16

5:00 pm-8:40 am

1 stop28h 40m

Barcelona-El Prat

Sun 11/23

6:00 am-8:15 pm

2 stops25h 15m

$491

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sun 11/16

5:37 pm-8:00 am

2 stops27h 23m

Barcelona-El Prat

Sun 11/23

6:00 am-9:49 pm

2 stops26h 49m

$495

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Mon 11/3

8:00 am-11:00 pm

2 stops28h 00m

Barcelona-El Prat

Mon 11/10

7:50 pm-10:27 pm

2 stops37h 37m

$499

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sat 11/8

5:45 pm-8:00 am

1 stop27h 15m

Barcelona-El Prat

Sat 11/22

8:20 pm-9:49 pm

2 stops36h 29m

$502

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sun 11/16

5:00 pm-8:40 am

1 stop28h 40m

Barcelona-El Prat

Sun 11/23

6:00 am-8:15 pm

2 stops25h 15m

$511

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Wed 12/3

11:30 pm-8:20 am

2 stops21h 50m

Barcelona-El Prat

Wed 12/10

10:30 am-4:33 pm

2 stops41h 03m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/17

Showing 1-10 of 21 results
1
2
3

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, November is the cheapest month in which you can book a flight from O'ahu to Barcelona (average of $480). Flying from O'ahu to Barcelona in June is currently the most expensive (average of $1,461). 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 October 20, 2025.

When flying from O'ahu to Barcelona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 21% versus a flight at noon.

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 October 20, 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
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,977 reviews
Delta
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,990 reviews
Delta
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,024 reviews
Delta
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,334 reviews
Delta
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,506 reviews
Delta
7.9
Good
7,977 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 23h 40m. Fly via Lufthansa, Air Canada, or KLM 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, November is the cheapest month in which you can book a flight from O'ahu to Barcelona (average of $480). Flying from O'ahu to Barcelona in June is currently the most expensive (average of $1,461). 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 5 airlines flying from O'ahu to Barcelona

Discover the top 5 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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$665Average$933FlexibilityNo cancel feeOn-time67%
DeltaCheapest$671Average$898FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$699Average$1,458FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$771Average$1,225FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$791Average$1,142FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.