$349+ Cheap flights from Hartford (BDL) 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Hartford 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 Hartford to Bilbao
Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) 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 junio 12, 2025.
Round-trip from | $685 (United Airlines) |
|---|---|
One-way from | $349 (Kiwi.com) |
Find flight deals from Hartford to Bilbao
Cheapest flights from Hartford to BilbaoExplore the most affordable flight options available from Hartford to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
Explore the most affordable flight options available from Hartford to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/10. 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.
This Gurufare deal was found by Cheapflights users on 6/10. 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.
This Air France deal was found by Cheapflights users on 6/9. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/9. 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.
This KLM deal was found by Cheapflights users on 6/10. 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.
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Hartford 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 junio 12, 2025.
Use the filters below to find and compare flights from Hartford to Bilbao that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
mar. 8/19
6:00 am-10:45 am
2 stops22h 45m
Bilbao
lun. 8/25
2:10 pm-6:56 pm
2 stops34h 46m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
mié. 8/20
7:54 pm-5:50 pm
2 stops15h 56m
Bilbao
lun. 8/25
7:10 pm-11:41 pm
2 stops34h 31m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
sáb. 8/16
8:00 am-10:55 am
2 stops20h 55m
Bilbao
sáb. 8/23
7:10 am-5:46 pm
2 stops16h 36m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
lun. 8/18
9:15 am-10:10 pm
3 stops30h 55m
Bilbao
sáb. 8/23
6:55 am-12:42 pm
2 stops35h 47m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
dom. 8/17
6:05 pm-5:30 pm
1 stop17h 25m
Bilbao
sáb. 8/23
6:10 pm-4:35 pm
1 stop28h 25m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
dom. 6/22
7:10 pm-4:40 pm
2 stops15h 30m
Bilbao
lun. 6/30
7:10 am-5:42 pm
2 stops16h 32m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
sáb. 6/21
7:12 am-5:25 pm
2 stops28h 13m
Bilbao
lun. 6/30
12:05 pm-11:46 pm
2 stops41h 41m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
mar. 8/19
2:31 pm-11:55 am
2 stops15h 24m
Bilbao
vie. 8/22
11:40 am-11:42 pm
2 stops18h 02m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
lun. 8/18
2:55 pm-2:45 pm
3 stops17h 50m
Bilbao
sáb. 8/23
6:45 am-7:05 pm
3 stops18h 20m
HartfordBilbao
BDL - BIO
BDLBIO
Hartford Bradley Intl
sáb. 7/5
8:43 pm-8:20 am
3 stops53h 37m
Best time to book a flight from Hartford to Bilbao
Have a flexible travel schedule? Discover the best time to fly to Bilbao from Hartford with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Hartford to Bilbao
What is the cheapest time of day to fly from BDL to BIO?
Find hourly flight availability from Hartford 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 junio 12, 2025.
When flying from Hartford to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 junio 12, 2025.
To help decide which airline to fly from Hartford to Bilbao, see what other customers have to say about Delta, KLM and Air France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Entertainment
Food
Boarding
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC