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Bilbao

$196+ Cheap flights from Connecticut to Bilbao (BIO)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BIO
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from Connecticut to Bilbao

Keep the following information in mind while searching for Connecticut to Bilbao flight deals. Data was last updated June 26, 2025.

Round-trip from

$374
(oojo)

One-way from

$196
(Trip.com)
From Connecticut to Bilbao
Search Deals
One-way flight from Connecticut to Bilbao
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Find flight deals from Connecticut to Bilbao

Cheapest flights from Connecticut to Bilbao
Explore the most affordable flight options available from Connecticut to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

This oojo deal was found by Cheapflights users on 6/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:50 pmEWR - BIO
1 stop13h 15mTAP AIR PORTUGAL
Fri 9/2612:15 pmBIO - EWR
1 stop14h 45mTAP AIR PORTUGAL
Deal found 6/25$374
This Delta deal was found by Cheapflights users on 6/25. 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.
Tue 7/153:39 pmEWR - BIO
2 stops13h 21mDelta
Tue 9/97:10 amBIO - EWR
1 stop13h 50mDelta
Deal found 6/25$465
This Finnair deal was found by Cheapflights users on 6/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:00 amEWR - BIO
2 stops34h 15mMultiple Airlines
Tue 9/96:45 amBIO - EWR
2 stops23h 14mMultiple Airlines
Deal found 6/24$468
This KLM deal was found by Cheapflights users on 6/24. 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.
Wed 8/64:00 pmEWR - BIO
2 stops13h 55mKLM
Fri 8/227:10 amBIO - EWR
2 stops16h 50mKLM
Deal found 6/24$472
This Gurufare deal was found by Cheapflights users on 6/25. 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.
Wed 10/155:30 pmEWR - BIO
1 stop18h 00mAer Lingus
Sun 10/196:10 pmBIO - EWR
1 stop27h 50mAer Lingus
Deal found 6/25$606
This United Airlines deal was found by Cheapflights users on 6/24. 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 7/159:15 pmEWR - BIO
Nonstop7h 30mUnited Airlines
Tue 9/911:50 amBIO - EWR
1 stop12h 55mUnited Airlines
Deal found 6/24$610
This Air Canada deal was found by Cheapflights users on 6/25. 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.
Mon 9/225:00 pmEWR - BIO
2 stops15h 45mAir Canada
Fri 10/37:15 amBIO - EWR
2 stops21h 34mAir Canada
Deal found 6/25$615
This Air Canada deal was found by Cheapflights users on 6/25. 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.
Mon 9/226:00 amLGA - BIO
2 stops26h 45mAir Canada
Fri 10/36:45 amBIO - LGA
2 stops34h 04mAir Canada
Deal found 6/25$623
This United Airlines deal was found by Cheapflights users on 6/25. 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.
Wed 10/299:45 amJFK - BIO
2 stops27h 20mUnited Airlines
Fri 11/2112:50 pmBIO - JFK
2 stops32h 18mUnited Airlines
Deal found 6/25$623
This Delta deal was found by Cheapflights users on 6/25. 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.
Thu 12/412:30 pmJFK - BIO
2 stops17h 00mDelta
Sat 12/136:50 amBIO - JFK
2 stops17h 22mDelta
Deal found 6/25$624
This Iberia deal was found by Cheapflights users on 6/23. 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.
Fri 7/254:45 pmJFK - BIO
1 stop9h 45mIberia
Thu 8/1411:25 amBIO - JFK
1 stop12h 40mIberia
Deal found 6/23$625
This Ovago deal was found by Cheapflights users on 6/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:15 pmEWR - BIO
Nonstop7h 30mLufthansa
Tue 9/97:15 amBIO - EWR
1 stop17h 30mLufthansa
Deal found 6/25$626

Cheapflights Fare Finder

Customize your flight search to find flights from Connecticut 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 June 26, 2025.
Use the filters below to find and compare flights from Connecticut to Bilbao that are best for you.

Fly from

Connecticut

Fly to

Bilbao

Route

Depart

Return

Price

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Sat 9/20

10:50 pm-6:05 pm

1 stop13h 15m

Bilbao

Fri 9/26

12:15 pm-9:00 pm

1 stop14h 45m

$374

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Tue 7/15

3:39 pm-11:00 am

2 stops13h 21m

Bilbao

Tue 9/9

7:10 am-3:00 pm

1 stop13h 50m

$465

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Tue 7/15

7:00 am-11:15 pm

2 stops34h 15m

Bilbao

Tue 9/9

6:45 am-11:59 pm

2 stops23h 14m

$468

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Wed 8/6

4:00 pm-11:55 am

2 stops13h 55m

Bilbao

Fri 8/22

7:10 am-6:00 pm

2 stops16h 50m

$472

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Wed 10/15

5:30 pm-5:30 pm

1 stop18h 00m

Bilbao

Sun 10/19

6:10 pm-4:00 pm

1 stop27h 50m

$606

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Tue 7/15

9:15 pm-10:45 am

Nonstop7h 30m

Bilbao

Tue 9/9

11:50 am-6:45 pm

1 stop12h 55m

$610

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Mon 9/22

5:00 pm-2:45 pm

2 stops15h 45m

Bilbao

Fri 10/3

7:15 am-10:49 pm

2 stops21h 34m

$615

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Tue 7/15

10:05 pm-8:05 pm

1 stop16h 00m

Bilbao

Tue 7/22

9:05 pm-11:00 pm

1 stop31h 55m

$623

New YorkBilbao

LGA - BIO

LGABIO

New York LaGuardia

Mon 9/22

6:00 am-2:45 pm

2 stops26h 45m

Bilbao

Fri 10/3

6:45 am-10:49 am

2 stops34h 04m

$623

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Fri 7/25

4:45 pm-8:30 am

1 stop9h 45m

Bilbao

Thu 8/14

11:25 am-6:05 pm

1 stop12h 40m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/24

Showing 1-10 of 56 results
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Best time to book a flight from Connecticut to Bilbao

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

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 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 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 June 26, 2025.
Read reviews from past customers who have flown Delta, KLM, and Azores Airlines from Connecticut to Bilbao. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,966 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Austrian Airlines
7.6
Good
805 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Finnair
7.6
Good
1,298 reviews
Delta
8.0
Very good
7,966 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Bilbao. 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 into for flights to Bilbao from Connecticut?

    For a flight from Connecticut to Bilbao, you will be flying into Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city.

  • What are the cheapest airlines to fly from Connecticut to Bilbao one-way?

    The cheapest airline one-way is Iberia, with whom users have recently found tickets for as low as $248. However, be on the lookout for offers from Vueling and TAP AIR PORTUGAL, as they are both options that can get you from Connecticut to Bilbao for a low price.

  • What are the most popular routes from Connecticut to Bilbao?

    While some choose either New York John F Kennedy Intl - Bilbao or New York LaGuardia - Bilbao, Newark - Bilbao is the most popular route from Connecticut to Bilbao.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Connecticut to Bilbao (average of $541). Flying from Connecticut to Bilbao in June is currently the most expensive (average of $1,149). 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 Connecticut to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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