HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bilbao

$253+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — BIO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Connecticut to Bilbao 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.

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 May 1, 2025.

Round-trip from

$645
(Kiwi.com)

One-way from

$271
(Kiwi.com)
From Connecticut to Bilbao
Search Deals
One-way flight from Connecticut to Bilbao
Search Deals

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 May 1, 2025.

This FlightHub deal was found by Cheapflights users on 5/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:50 pmEWR - BIO
2 stops43h 05mScandinavian Airlines
Fri 8/298:40 pmBIO - EWR
2 stops22h 35mScandinavian Airlines
Deal found 5/1$485
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:00 pmEWR - BIO
1 stop14h 05mMultiple Airlines
Mon 10/139:30 amBIO - EWR
1 stop17h 30mMultiple Airlines
Deal found 4/30$561
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:50 pmEWR - BIO
1 stop30h 40mTAP AIR PORTUGAL
Mon 10/2012:25 pmBIO - EWR
2 stops38h 40mTAP AIR PORTUGAL
Deal found 4/30$640
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:55 pmJFK - BIO
2 stops26h 20mMultiple Airlines
Tue 6/179:30 amBIO - JFK
1 stop18h 45mMultiple Airlines
Deal found 4/29$649
This oojo deal was found by Cheapflights users on 5/1. 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 6/1410:05 pmJFK - BIO
1 stop11h 50mAir Europa
Sat 6/2112:45 pmBIO - JFK
1 stop11h 00mAir Europa
Deal found 5/1$651
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 10/812:00 pmJFK - BIO
2 stops14h 30mAmerican Airlines
Mon 10/131:30 pmBIO - JFK
1 stop11h 25mAmerican Airlines
Deal found 4/30$653
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 9/1911:13 amLGA - BIO
2 stops15h 17mAmerican Airlines
Sun 9/289:15 amBIO - LGA
2 stops16h 46mAmerican Airlines
Deal found 4/30$703
This Iberia deal was found by Cheapflights users on 5/1. 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.
Wed 7/1611:40 pmJFK - BIO
1 stop17h 20mIberia
Sat 8/2310:25 pmBIO - JFK
1 stop29h 15mIberia
Deal found 5/1$721
This Turkish Airlines deal was found by Cheapflights users on 4/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:35 amEWR - BIO
1 stop33h 50mTurkish Airlines
Sun 11/165:20 pmBIO - EWR
1 stop35h 20mTurkish Airlines
Deal found 4/30$773
This Gurufare deal was found by Cheapflights users on 4/30. 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 11/56:05 pmEWR - BIO
1 stop11h 50mLufthansa
Sun 11/1611:35 amBIO - EWR
1 stop13h 30mLufthansa
Deal found 4/30$800
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:45 pmLGA - BIO
2 stops18h 05mAir Canada
Tue 9/166:45 amBIO - LGA
2 stops18h 52mAir Canada
Deal found 4/30$819
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1410:30 amLGA - BIO
3 stops25h 05mMultiple Airlines
Sat 5/177:55 pmBIO - LGA
3 stops30h 04mMultiple Airlines
Deal found 4/30$828

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 May 1, 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

Wed 8/20

6:50 pm-7:55 pm

2 stops43h 05m

Bilbao

Fri 8/29

8:40 pm-1:15 pm

2 stops22h 35m

$485

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Wed 10/8

11:00 pm-7:05 pm

1 stop14h 05m

Bilbao

Mon 10/13

9:30 am-9:00 pm

1 stop17h 30m

$561

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Wed 10/15

10:50 pm-11:30 am

1 stop30h 40m

Bilbao

Mon 10/20

12:25 pm-9:05 pm

2 stops38h 40m

$640

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Fri 6/13

11:55 pm-8:15 am

2 stops26h 20m

Bilbao

Tue 6/17

9:30 am-10:15 pm

1 stop18h 45m

$649

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Sat 6/14

10:05 pm-3:55 pm

1 stop11h 50m

Bilbao

Sat 6/21

12:45 pm-5:45 pm

1 stop11h 00m

$651

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Wed 10/8

12:00 pm-8:30 am

2 stops14h 30m

Bilbao

Mon 10/13

1:30 pm-6:55 pm

1 stop11h 25m

$653

New YorkBilbao

LGA - BIO

LGABIO

New York LaGuardia

Fri 9/19

11:13 am-8:30 am

2 stops15h 17m

Bilbao

Sun 9/28

9:15 am-8:01 pm

2 stops16h 46m

$703

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Wed 7/16

11:40 pm-11:00 pm

1 stop17h 20m

Bilbao

Sat 8/23

10:25 pm-9:40 pm

1 stop29h 15m

$721

New YorkBilbao

LGA - BIO

LGABIO

New York LaGuardia

Tue 9/9

5:45 pm-5:50 pm

2 stops18h 05m

Bilbao

Tue 9/16

6:45 am-7:37 pm

2 stops18h 52m

$819

New YorkBilbao

LGA - BIO

LGABIO

New York LaGuardia

Wed 5/14

10:30 am-5:35 pm

3 stops25h 05m

Bilbao

Sat 5/17

7:55 pm-7:59 pm

3 stops30h 04m

$828

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 50 results
1
2
3
...
5

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

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

Find hourly flight availability from Connecticut 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Connecticut to Bilbao as you normally would.

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 May 1, 2025.
Get a feel of what it's like to fly with Delta, Azores Airlines and Finnair from Connecticut 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.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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.
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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.
Air France
7.4
Good
1,448 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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
7,934 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

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 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 TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $419. However, be on the lookout for offers from Delta and Air Europa, 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 $1,178). 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

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 Connecticut to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Bilbao flights
John F Kennedy Intl to Bilbao flights
LaGuardia to Bilbao flights
John F Kennedy Intl to San Sebastian flights
Baltimore to Bilbao flights
Boston to Bilbao flights
Dulles Intl to Bilbao flights
Reagan-National to Bilbao flights
Newark to San Sebastian flights
Miami to Bilbao flights
San Francisco to Bilbao flights
Los Angeles to Bilbao flights
Boston to San Sebastian flights
LaGuardia to San Sebastian flights
Seattle to Bilbao flights
O'Hare Intl to Bilbao flights
Miami to San Sebastian flights
Denver to Bilbao flights
Los Angeles to San Sebastian flights
Dallas/Fort Worth to San Sebastian flights
Hobby to Bilbao flights
Lexington to Bilbao flights
Providence to Bilbao flights
Dallas/Fort Worth to Bilbao flights
Dulles Intl to San Sebastian flights
George Bush Intcntl to Bilbao flights
Seattle to San Sebastian flights
Atlanta to Bilbao flights
Philadelphia to San Sebastian flights
Reagan-National to San Sebastian flights
Midway to Bilbao flights
Boise to Bilbao flights
Fort Lauderdale to Bilbao flights
Austin to Bilbao flights
Philadelphia to Bilbao flights
O'Hare Intl to San Sebastian flights
Charlotte to Bilbao flights
Orlando to Bilbao flights
San Francisco to San Sebastian flights
San Diego to Bilbao flights
Raleigh to Bilbao flights
Denver to San Sebastian flights
Ontario to Bilbao flights
San Jose to Bilbao flights
Tampa to Bilbao flights
Detroit to Bilbao flights
Indianapolis to Bilbao flights
Portland to Bilbao flights
San Diego to San Sebastian flights

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.
Site
Privacy Preferences©2025 Cheapflights