HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Barcelona-El Prat

$474+ Cheap flights from Honolulu (HNL) to Barcelona-El Prat (BCN)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — BCN
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Honolulu to Barcelona-El Prat 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.

Cheapflights Tip: The best prices from Honolulu to Barcelona-El Prat are usually found in November or January, booked 63 days in advance, depart on a Saturday or Sunday and return on a Friday

Cheap flight deals from Honolulu to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$861
(United Airlines)

One-way from

$474
(Cheapflightsfares)

Popular in

June

Cheapest in

November

Average price

$1,130
Provider with most accurate pricing for Honolulu-Barcelona-El Prat flight deals.
Search Deals
Provider most trusted by Cheapflights users for Honolulu-Barcelona-El Prat flights.
Search Deals
From Honolulu to Barcelona-El Prat
Search Deals
One-way flight from Honolulu to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($351 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Honolulu to Barcelona-El Prat

Cheapest flights from Honolulu to Barcelona-El Prat
Explore the most affordable flight options available from Honolulu to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:35 pmHNL - BCN
2 stops28h 10mBritish Airways
Thu 12/188:30 pmBCN - HNL
2 stops36h 50mBritish Airways
Deal found 4/28$850
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 9/168:00 amHNL - BCN
2 stops35h 50mUnited Airlines
Mon 10/612:10 pmBCN - HNL
2 stops43h 39mUnited Airlines
Deal found 4/28$861
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2410:05 pmHNL - BCN
2 stops21h 45mMultiple Airlines
Thu 9/48:00 pmBCN - HNL
2 stops36h 50mMultiple Airlines
Deal found 4/28$909
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:05 pmHNL - BCN
2 stops45h 45mAir Canada
Sun 9/286:50 amBCN - HNL
2 stops26h 00mAir Canada
Deal found 4/28$916
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/103:20 pmHNL - BCN
2 stops38h 50mScandinavian Airlines
Wed 6/187:00 pmBCN - HNL
2 stops37h 57mScandinavian Airlines
Deal found 4/28$1,240
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1010:05 pmHNL - BCN
2 stops21h 45mLufthansa
Wed 6/184:00 pmBCN - HNL
1 stop39h 09mLufthansa
Deal found 4/28$1,470
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/910:45 pmHNL - BCN
2 stops49h 40mWestJet
Sun 7/1311:20 amBCN - HNL
2 stops46h 17mWestJet
Deal found 4/28$1,501
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 7/23:20 pmHNL - BCN
1 stop26h 40mDelta
Wed 7/236:10 amBCN - HNL
2 stops24h 55mDelta
Deal found 4/29$1,559
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/63:09 pmHNL - BCN
1 stop26h 51mKLM
Tue 7/156:20 amBCN - HNL
2 stops26h 41mKLM
Deal found 4/28$1,653
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 5/1210:15 pmHNL - BCN
2 stops24h 15mAmerican Airlines
Thu 5/157:45 amBCN - HNL
2 stops25h 26mAmerican Airlines
Deal found 4/29$1,775

Cheapflights Fare Finder

Customize your flight search to find flights from Honolulu to Barcelona-El Prat 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 April 29, 2025.
Use the filters below to find and compare flights from Honolulu to Barcelona-El Prat Airport that are best for you.

Fly from

Honolulu

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Tue 9/16

8:00 am-7:50 am

2 stops35h 50m

Barcelona-El Prat

Mon 10/6

12:10 pm-7:49 pm

2 stops43h 39m

$861

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Sun 8/24

10:05 pm-7:50 am

2 stops21h 45m

Barcelona-El Prat

Thu 9/4

8:00 pm-8:50 pm

2 stops36h 50m

$909

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Wed 9/17

10:05 pm-7:50 am

2 stops45h 45m

Barcelona-El Prat

Sun 9/28

6:50 am-8:50 pm

2 stops26h 00m

$916

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Thu 9/11

5:30 pm-10:10 am

1 stop28h 40m

Barcelona-El Prat

Sun 9/14

12:20 pm-12:13 pm

1 stop35h 53m

$1,109

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Tue 6/10

3:20 pm-6:10 pm

2 stops38h 50m

Barcelona-El Prat

Wed 6/18

7:00 pm-8:57 pm

2 stops37h 57m

$1,240

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Tue 6/10

10:05 pm-7:50 am

2 stops21h 45m

Barcelona-El Prat

Wed 6/18

4:00 pm-7:09 pm

1 stop39h 09m

$1,470

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Wed 7/9

10:45 pm-12:25 pm

2 stops49h 40m

Barcelona-El Prat

Sun 7/13

11:20 am-9:37 pm

2 stops46h 17m

$1,501

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Wed 7/2

3:20 pm-6:00 am

1 stop26h 40m

Barcelona-El Prat

Wed 7/23

6:10 am-7:05 pm

2 stops24h 55m

$1,559

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Fri 6/6

3:09 pm-6:00 am

1 stop26h 51m

Barcelona-El Prat

Tue 7/15

6:20 am-9:01 pm

2 stops26h 41m

$1,653

HonoluluBarcelona

HNL - BCN

HNLBCN

Honolulu

Mon 5/12

10:15 pm-10:30 am

2 stops24h 15m

Barcelona-El Prat

Thu 5/15

7:45 am-9:11 pm

2 stops25h 26m

$1,775

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
1
2

Compare providers for flights from Honolulu to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Honolulu to Barcelona-El Prat in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Honolulu-Barcelona-El Prat Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Honolulu-Barcelona-El Prat Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Honolulu-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Honolulu-Barcelona-El Prat Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Honolulu-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Honolulu to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Honolulu 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 Honolulu to Barcelona-El Prat Airport

How far ahead should I book a flight from Honolulu to Barcelona-El Prat Airport?

Use this chart to determine the optimal time to book a round-trip flight from Honolulu to Barcelona-El Prat. Price data was last updated on April 25, 2025.

The best time to book flights from Honolulu to Barcelona-El Prat Airport is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Honolulu to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Honolulu to Barcelona-El Prat Airport (average of $523). Flying from Honolulu to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,064). 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 HNL to BCN?

Find hourly flight availability from Honolulu to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

It’s optimal to fly from Honolulu to Barcelona-El Prat Airport in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 0.8 in.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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-El Prat. Reviews last updated April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,346 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly from for flights from Honolulu to Barcelona-El Prat?

    Located just 4.4 mi from the city center, Honolulu is the airport most travelers will use when flying to Barcelona-El Prat from Honolulu. Booking flights from Honolulu (HNL) to Barcelona-El Prat should be relatively easy as there are 0 daily outbound flights to Barcelona-El Prat from 6 different airlines.

  • What are the cheapest airlines flying from Honolulu to Barcelona-El Prat Airport round-trip?

    United Airlines, at $861, was found to be the cheapest airline from Honolulu to Barcelona-El Prat Airport.Alternate airlines to your destination round-trip include Air Canada and British Airways. Users have found that United Airlines is 15% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Honolulu to Barcelona-El Prat Airport one-way?

    $474 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on KLM and Scandinavian Airlines, with prices starting from $708 and $768, respectively.

  • Can I find deals for flights from Honolulu to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on Honolulu to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Honolulu to Barcelona-El Prat?

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

  • Can I find deals for business class flights from Honolulu to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from Honolulu to Barcelona-El Prat 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 Honolulu to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Honolulu to Barcelona-El Prat Airport (average of $523). Flying from Honolulu to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,064). 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

Traveling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
Calella
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna
Tossa de Mar

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 Honolulu to Barcelona-El Prat

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

Top 6 airlines flying from Honolulu to Barcelona-El Prat

Discover the top 6 airlines that operate flights from Honolulu to Barcelona-El Prat. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$539Average$1,106FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$555Average$800FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$564Average$855FlexibilityNo cancel feeOn-time70%
DeltaCheapest$564Average$760FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$600Average$936FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$658Average$1,077FlexibilityNo 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.