$464 Cheap Flights from Honolulu (HNL) to Barcelona (BCN)

View $464 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from Daniel K. Inouye Intl. Airport (HNL) to Barcelona El Prat Airport (BCN)

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Find available prices by choosing your travel dates.

Cheap Flights from Honolulu to Barcelona (HNL-BCN)

Prices were available within the past 7 days and start at $464 for one-way flights and $817 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Sep 21 - Tue, Oct 7
HNL
Oahu
BCN
Barcelona
$817 Roundtrip, found 19 hours ago
$817
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Sun, Sep 21 from Oahu to Barcelona, returning Tue, Oct 7, priced at $817 found 19 hours ago
Air Canada
Sun, Sep 21 - Tue, Oct 7
HNL
Oahu
BCN
Barcelona
$817 Roundtrip, found 19 hours ago
$817
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Sun, Sep 21 from Oahu to Barcelona, returning Tue, Oct 7, priced at $817 found 19 hours ago
Air Canada
Sun, Oct 5 - Fri, Oct 24
HNL
Oahu
BCN
Barcelona
$818 Roundtrip, found 4 days ago
$818
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Oct 5 from Oahu to Barcelona, returning Fri, Oct 24, priced at $818 found 4 days ago
United
Mon, Sep 29 - Wed, Oct 15
HNL
Oahu
BCN
Barcelona
$821 Roundtrip, found 1 day ago
$821
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 29 from Oahu to Barcelona, returning Wed, Oct 15, priced at $821 found 1 day ago
Air Canada
Tue, Oct 7 - Fri, Oct 24
HNL
Oahu
BCN
Barcelona
$822 Roundtrip, found 4 days ago
$822
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Oct 7 from Oahu to Barcelona, returning Fri, Oct 24, priced at $822 found 4 days ago
United
Sat, Nov 22 - Tue, Dec 9
HNL
Oahu
BCN
Barcelona
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 22 from Oahu to Barcelona, returning Tue, Dec 9, priced at $827 found 1 day ago
Delta
Sat, Oct 4 - Thu, Oct 23
HNL
Oahu
BCN
Barcelona
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 4 from Oahu to Barcelona, returning Thu, Oct 23, priced at $827 found 1 day ago
Virgin Atlantic
Sun, Oct 5 - Tue, Oct 14
HNL
Oahu
BCN
Barcelona
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Sun, Oct 5 from Oahu to Barcelona, returning Tue, Oct 14, priced at $827 found 1 day ago
American Airlines
Wed, Jan 14 - Wed, Jan 28
HNL
Oahu
BCN
Barcelona
$841 Roundtrip, found 2 days ago
$841
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jan 14 from Oahu to Barcelona, returning Wed, Jan 28, priced at $841 found 2 days ago
British Airways
Wed, Nov 5 - Tue, Nov 11
HNL
Oahu
BCN
Barcelona
$851 Roundtrip, found 9 hours ago
$851
Roundtrip
found 9 hours ago
Select British Airways flight, departing Wed, Nov 5 from Oahu to Barcelona, returning Tue, Nov 11, priced at $851 found 9 hours ago
Flights from Honolulu (HNL) to Barcelona (BCN)
Origin airport
Daniel K. Inouye Intl.
Destination airport
Barcelona Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, ITA Airways, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$816
Distance
7922 mi

Honolulu to Barcelona Flights

The cheapest times to fly from Honolulu to Barcelona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Honolulu to Barcelona are during the month of September. You can find some of the cheapest flights from Honolulu to Barcelona with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Honolulu to Barcelona

Sunday is one of the best days to book for cheap flights from Honolulu to Barcelona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Honolulu to Barcelona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Honolulu to Barcelona in 2025. You can also book with separate airlines for your outbound and return journeys, from $464 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Honolulu to Barcelona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Honolulu to Barcelona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN) cost?
Discover the latest flight deals from HNL to BCN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HNL to BCN?
The cheapest flights from HNL to BCN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HNL to BCN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HNL to BCN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN)?
You’ll have to take a flight with a layover when traveling from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from HNL to BCN?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN)?
Select a flight from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN) last-minute?
Booking your plane ticket from HNL to BCN right before your journey is usually more expensive. But if you’re flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a HNL to BCN flight and hotel package?
Compared with arranging hotels and flights separately, booking a HNL to BCN flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Daniel K. Inouye Intl. Airport (HNL) to Barcelona Intl. Airport (BCN)?
If you booked your HNL to BCN flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you’d like more information.

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*Available to One Key members.