Cheap flights from Chicago (CHI) to Bilbao (BIO)

CHI — BIO
Feb 7 — Feb 141

The best prices from Chicago to Bilbao are usually found in March or February, booked 52 days in advance, depart on a Monday or Sunday and return on a Tuesday

How to find the cheapest flight from Chicago (CHI) to Bilbao (BIO)

All the information you need to plan the best CHI to BIO flight in 2023: compare Chicago to Bilbao flight prices with the expected peak season, weather and rainfall in Bilbao.

CHI - BIO

Price

$494 - $1,153

BIO

Temperature

48.2 - 68 °F

BIO

Rainfall

2.4 - 5.6 inches

Popular inJuneHigh demand for flights, 32% potential price rise
Cheapest inMarchBest time to find cheap flights, 37% potential price drop
Average price$567Average for round-trip flights in February 2023
Round-trip from$494From Chicago (CHI) to Bilbao

What is the cheapest day to fly round-trip from Chicago to Bilbao?

Sunday is generally a great day to depart. Flying on this day could help you save up to 35%.

How far in advance should I book a flight from Chicago to Bilbao?

To save up to 72% on this flight, we recommend booking at least 53 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago to Bilbao from $1,211 1-2 weeks out and tickets from $1,256 for flights departing within the next 72 hours.

What is the cheapest month to fly from Chicago to Bilbao?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, March can be a great choice for travel to Bilbao. Flights to Bilbao from Chicago in March are about $782 on average during March, but can be found for as low as $451.

When is the cheapest time to fly from Chicago to Bilbao (CHI - BIO)?

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

Cheap flights from Chicago to Bilbao in February, March 2023

The best prices found for CHI to BIO flights for February, March
Mar 14 - Mar 21
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

13h 40m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

14h 20m
$604

Lufthansa

Pick Dates

Deal found 2/1

Mar 14 - Mar 21
ORD

Chicago O'Hare Intl

BIO

Bilbao

2 stops

19h 29m
BIO

Bilbao

ORD

Chicago O'Hare Intl

2 stops

24h 44m
$606

American Airlines

Pick Dates

Deal found 2/1

Mar 1 - Mar 8
ORD

Chicago O'Hare Intl

BIO

Bilbao

2 stops

23h 15m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

12h 15m
$610

Multiple Airlines

Pick Dates

Deal found 1/30

Chicago to Bilbao 2023 flight deals

Cheap flights to Bilbao from Chicago found for this year
Oct 2 - Oct 11
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

20h 30m
$469

TAP AIR PORTUGAL

Pick Dates

Deal found 1/30

Mar 14 - Mar 21
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

13h 40m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

14h 20m
$604

Lufthansa

Pick Dates

Deal found 2/1

Mar 14 - Mar 21
ORD

Chicago O'Hare Intl

BIO

Bilbao

2 stops

19h 29m
BIO

Bilbao

ORD

Chicago O'Hare Intl

2 stops

24h 44m
$606

American Airlines

Pick Dates

Deal found 2/1

Cheap Delta flights from Chicago to Bilbao

Mar 1 - Mar 8
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

16h 50m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

14h 40m
$622

Delta

Pick Dates

Deal found 1/30

Jul 28 - Aug 13
MDW

Chicago Midway

BIO

Bilbao

2 stops

16h 43m
BIO

Bilbao

MDW

Chicago Midway

2 stops

16h 47m
$1,259

Delta

Pick Dates

Deal found 1/30

Jul 6 - Aug 4
MDW

Chicago Midway

BIO

Bilbao

2 stops

15h 22m
BIO

Bilbao

MDW

Chicago Midway

2 stops

21h 47m
$1,264

Delta

Pick Dates

Deal found 2/1

Cheap TAP AIR PORTUGAL flights from Chicago to Bilbao

Apr 5 - Apr 12
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

14h 55m
$609

TAP AIR PORTUGAL

Pick Dates

Deal found 1/31

Mar 29 - Apr 8
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

32h 55m
$738

TAP AIR PORTUGAL

Pick Dates

Deal found 1/30

Mar 29 - Apr 8
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
BIO

Bilbao

ORD

Chicago O'Hare Intl

1 stop

32h 55m
$745

TAP AIR PORTUGAL

Pick Dates

Deal found 1/30

One-way flights to Bilbao from Chicago

The cheapest one-way flights from Chicago to Bilbao
Mar 29
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
$265

TAP AIR PORTUGAL

Pick Dates

Deal found 1/30

Mar 29
ORD

Chicago O'Hare Intl

BIO

Bilbao

2 stops

28h 45m
$308

Multiple Airlines

Pick Dates

Deal found 1/30

May 3
ORD

Chicago O'Hare Intl

BIO

Bilbao

1 stop

18h 15m
$323

TAP AIR PORTUGAL

Pick Dates

Deal found 1/31

Reviews of Airlines Servicing Bilbao

Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

Delta
7.9
Good
2,034 reviews
Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

Air France
7.7
Good
118 reviews
Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

United Airlines
7.6
Good
1,184 reviews
Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

KLM
7.5
Good
118 reviews
Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

American Airlines
7.4
Good
1,668 reviews
Delta
7.9
Good
2,034 reviews

Food

7.2

Overall

7.9

Boarding

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 10

I would like to thank the exceptional flight attendants. I passed out on the plane and they helped me. Every single one was so caring. Thank you delta for having such a great crew.

Related info for your journey

Useful info, stats and facts about Chicago to Bilbao flights.

What airport do you fly into for flights to Bilbao from Chicago?

Bilbao (BIO) is the airport you will fly into if you book a flight from Chicago to Bilbao. You should not have trouble finding flights to Bilbao from Chicago; the airport handles an average of 0 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 9 airlines have flights to the Bilbao airport from Chicago. It is only a 3.0 mi journey from Bilbao (BIO) to Bilbao’s city center.

Which airlines flying from Chicago to Bilbao have flexible cancellations due to COVID-19?

Lufthansa, Iberia, and TAP AIR PORTUGAL are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Chicago to Bilbao for under $700 on Cheapflights?

Yes, there are multiple flights from Chicago to Bilbao for under $700. The cheapest flight booked recently is on Lufthansa for just $604, but on average you can expect to pay $684.

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

Cheapflights users have booked flights from Chicago to Bilbao round-trip from $604. Other airlines that can offer you cheap pricing are American Airlines, from $606, and TAP AIR PORTUGAL, from $609. Lufthansa is 22% cheaper than the average price of flights available within the next 90 days to this destination.

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

One-way options have recently been found by users for as low as $265 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Aer Lingus from $566 and Iberia from $656 one-way.

What are the most popular airlines that fly from Chicago to Bilbao?

Before booking your flight from Chicago to Bilbao check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

What are the cheapest flights from Chicago to Bilbao?

On average you can expect to pay $1,656 for a flight from Chicago to Bilbao. The cheapest flight overall is $492 while the most popular route, (Chicago O'Hare Intl - Bilbao) is currently priced at $499.

Top 5 airlines flying from Chicago to Bilbao

The chart below displays the airlines Cheapflights users traveling from Chicago to Bilbao choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
TAP AIR PORTUGALCheapest$492Average$660FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
IberiaCheapest$517Average$704FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Iberia flights
LufthansaCheapest$575Average$800FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
American AirlinesCheapest$579Average$613FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$580Average$942FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
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