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$544+ Cheap flights from Charlotte (CLT) to Bilbao (BIO)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — BIO
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Charlotte to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Charlotte (CLT) to Bilbao (BIO). 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 July 29, 2025.

Round-trip from

$544
(lol.travel)
From Charlotte Douglas to Bilbao
Search Deals

Find flight deals from Charlotte to Bilbao

Cheapest flights from Charlotte to Bilbao
Explore the most affordable flight options available from Charlotte to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This lol.travel deal was found by Cheapflights users on 7/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:01 pmCLT - BIO
1 stop32h 44mUnited Airlines
Wed 10/17:15 amBIO - CLT
1 stop15h 30mUnited Airlines
Deal found 7/29$544
This lol.travel deal was found by Cheapflights users on 7/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:30 pmCLT - BIO
2 stops22h 55mLufthansa
Wed 10/17:15 amBIO - CLT
1 stop15h 30mLufthansa
Deal found 7/29$580
This Iberia deal was found by Cheapflights users on 7/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:40 pmCLT - BIO
2 stops13h 50mIberia
Wed 10/19:15 amBIO - CLT
2 stops17h 01mIberia
Deal found 7/29$592
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:15 pmCLT - BIO
2 stops36h 50mAir Canada
Wed 1/712:45 pmBIO - CLT
2 stops38h 12mAir Canada
Deal found 7/29$689
This United deal was found by Cheapflights users on 7/27. 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.
Wed 9/1011:20 amCLT - BIO
2 stops25h 00mMultiple Airlines
Sun 9/214:10 pmBIO - CLT
2 stops54h 35mMultiple Airlines
Deal found 7/27$721
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:01 amCLT - BIO
2 stops16h 29mAmerican Airlines
Thu 9/189:15 amBIO - CLT
2 stops16h 43mAmerican Airlines
Deal found 7/28$744
This SWISS deal was found by Cheapflights users on 7/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:50 pmCLT - BIO
2 stops42h 40mSWISS
Wed 1/79:25 amBIO - CLT
2 stops17h 58mSWISS
Deal found 7/29$759

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charlotte to Bilbao 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 July 29, 2025.
Use the filters below to find and compare flights from Charlotte to Bilbao that are best for you.

Fly from

Charlotte

Fly to

Bilbao

Route

Depart

Return

Price

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Mon 9/22

8:01 pm-10:45 am

1 stop32h 44m

Bilbao

Wed 10/1

7:15 am-4:45 pm

1 stop15h 30m

$544

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Mon 9/22

5:30 pm-10:25 pm

2 stops22h 55m

Bilbao

Wed 10/1

7:15 am-4:45 pm

1 stop15h 30m

$580

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Mon 9/22

12:40 pm-8:30 am

2 stops13h 50m

Bilbao

Wed 10/1

9:15 am-8:16 pm

2 stops17h 01m

$592

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Sat 12/27

5:15 pm-12:05 pm

2 stops36h 50m

Bilbao

Wed 1/7

12:45 pm-8:57 pm

2 stops38h 12m

$689

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Wed 9/10

11:20 am-6:20 pm

2 stops25h 00m

Bilbao

Sun 9/21

4:10 pm-4:45 pm

2 stops54h 35m

$721

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Thu 9/11

10:01 am-8:30 am

2 stops16h 29m

Bilbao

Thu 9/18

9:15 am-7:58 pm

2 stops16h 43m

$744

CharlotteBilbao

CLT - BIO

CLTBIO

Charlotte Douglas

Fri 12/26

6:50 pm-7:30 pm

2 stops42h 40m

Bilbao

Wed 1/7

9:25 am-9:23 pm

2 stops17h 58m

$759

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Charlotte to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Charlotte 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 Charlotte to Bilbao

What is the cheapest time of day to fly from CLT to BIO?

Find hourly flight availability from Charlotte to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from Charlotte to Bilbao by exploring options for tickets in the morning.

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with SWISS, United Airlines, and American Airlines from Charlotte to Bilbao by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,683 reviews
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
United Airlines
7.4
Good
8,896 reviews
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
American Airlines
7.2
Good
10,000 reviews
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Air Canada
7.1
Good
9,826 reviews
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Iberia
7.0
Good
2,859 reviews
SWISS
7.5
Good
1,683 reviews

Overall

7.5

Food

7.1

Crew

8.2

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

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

  • What are the cheapest airlines flying from Charlotte to Bilbao round-trip?

    Cheapflights users have booked flights from Charlotte to Bilbao round-trip from $544. Other airlines that can offer you cheap pricing are Lufthansa, from $580, and Iberia, from $592.

  • Can I find deals for flights from Charlotte to Bilbao that include hotel bookings?

    Yes. In addition to deals on Charlotte to Bilbao flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charlotte to Bilbao?

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

  • Can I find deals for business class flights from Charlotte to Bilbao?

    Yes. Cheapflights offers flight deals from Charlotte to Bilbao 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 Charlotte to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Charlotte to Bilbao (average of $541). Flying from Charlotte to Bilbao in June is currently the most expensive (average of $1,135). 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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