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$707+ Cheap flights from Kailua-Kona (KOA) to Barcelona

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BCN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Barcelona (S37). 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 septiembre 16, 2025.

Round-trip from

$707
(Billigflug)
From Kona Intl to Barcelona
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Find flight deals from Kailua-Kona to Barcelona

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

This Billigflug 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/301:40 pmKOA - BCN
2 stops31h 55mMultiple Airlines
jue. 11/611:00 amBCN - KOA
2 stops37h 00mMultiple Airlines
Deal found 9/15$707
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.
mar. 10/141:40 pmKOA - BCN
2 stops30h 40mUnited Airlines
mar. 10/286:45 amBCN - KOA
2 stops40h 21mUnited Airlines
Deal found 9/14$721
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/309:45 pmKOA - BCN
2 stops28h 20mAmerican Airlines
jue. 11/62:00 pmBCN - KOA
1 stop36h 02mAmerican Airlines
Deal found 9/15$740
This United Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 9/1911:00 pmKOA - BCN
2 stops44h 50mUnited Airlines
lun. 9/291:30 pmBCN - KOA
2 stops43h 20mUnited Airlines
Deal found 9/16$988
This Air Canada 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/141:40 pmKOA - BCN
3 stops31h 40mMultiple Airlines
mar. 10/2812:35 pmBCN - KOA
2 stops34h 31mMultiple Airlines
Deal found 9/14$1,063
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.
jue. 10/301:40 pmKOA - BCN
3 stops31h 55mAir Canada
jue. 11/66:50 amBCN - KOA
3 stops41h 16mAir Canada
Deal found 9/15$1,079

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona 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 Kailua-Kona to Barcelona that are best for you.

Fly from

Kailua-Kona

Fly to

Barcelona

Route

Depart

Return

Price

Kailua-KonaBarcelona

KOA - BCN

KOABCN

Kona Intl

jue. 10/30

1:40 pm-8:35 am

2 stops31h 55m

Barcelona-El Prat

jue. 11/6

11:00 am-1:00 pm

2 stops37h 00m

$707

Kailua-KonaBarcelona

KOA - BCN

KOABCN

Kona Intl

mar. 10/14

1:40 pm-8:20 am

2 stops30h 40m

Barcelona-El Prat

mar. 10/28

6:45 am-12:06 pm

2 stops40h 21m

$721

Kailua-KonaBarcelona

KOA - BCN

KOABCN

Kona Intl

jue. 10/30

9:45 pm-1:05 pm

2 stops28h 20m

Barcelona-El Prat

jue. 11/6

2:00 pm-3:02 pm

1 stop36h 02m

$740

Kailua-KonaBarcelona

KOA - BCN

KOABCN

Kona Intl

jue. 10/30

1:40 pm-8:35 am

3 stops31h 55m

Barcelona-El Prat

jue. 11/6

6:50 am-1:06 pm

3 stops41h 16m

$1,079

Kailua-KonaBarcelona

KOA - BCN

KOABCN

Kona Intl

mar. 10/14

1:29 pm-12:00 pm

1 stop34h 31m

Barcelona-El Prat

mar. 10/28

2:00 pm-11:03 am

1 stop32h 03m

$1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Kailua-Kona to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Kailua-Kona 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 Kailua-Kona to Barcelona
No data available for this route at this time. Please check back soon.

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.
Peruse reviews from past customers who have flown with United Airlines from Kailua-Kona to Barcelona to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Barcelona. 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 Kailua-Kona to Barcelona?

    Kona Intl (KOA) is the airport you will fly out of if you book a flight from Kailua-Kona to Barcelona. You should not have trouble finding flights to Barcelona from Kona Intl; the airport handles an average of 0 outbound flights to Barcelona per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Kailua-Kona airport to Barcelona. It is only a 7.7 mi journey to Kona Intl (KOA) from Kailua-Kona’s city center.

  • How long is the flight from Kailua-Kona to Barcelona?

    There are many flights that can get you from Kailua-Kona to Barcelona in 28h 20m. Fly via United Airlines or American Airlines to get the fastest option. Airlines will cover a distance of 7987 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Kailua-Kona to Barcelona round-trip?

    Flying on United Airlines is currently your cheapest option to Barcelona, with prices starting at $630.

  • Can I find deals for flights from Kailua-Kona to Barcelona that include hotel bookings?

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

  • How can I find direct flights from Kailua-Kona to Barcelona?

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

  • Can I find deals for business class flights from Kailua-Kona to Barcelona?

    Yes. Cheapflights offers flight deals from Kailua-Kona 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 Kailua-Kona to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from Kailua-Kona to Barcelona (average of $523). Flying from Kailua-Kona 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

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Alternative routes for Kailua-Kona 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 airline flying from Kailua-Kona to Barcelona

Discover the top airline that operate flights from Kailua-Kona 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
United AirlinesCheapest$630Average$1,533FlexibilityNo cancel feeOn-time69%

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