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$384+ Cheap flights from Sky Harbor Intl (PHX) 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BIO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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

$704
(United Airlines)

One-way from

$384
(Kiwi.com)

Popular in

May

Cheapest in

April

Average price

$1,147
From Phoenix Sky Harbor Intl to Bilbao
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One-way flight from Phoenix Sky Harbor Intl to Bilbao
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Highest demand for flights based on searches. 14% potential increase in price ($195 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($97 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Sky Harbor Intl to Bilbao

Cheapest flights from Sky Harbor Intl to Bilbao
Explore the most affordable flight options available from Sky Harbor Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

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.
vie. 9/267:40 amPHX - BIO
3 stops30h 20mMultiple Airlines
sáb. 10/42:10 pmBIO - PHX
3 stops30h 30mMultiple Airlines
Deal found 6/10$1,004
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.
vie. 9/261:50 pmPHX - BIO
2 stops17h 40mDelta
sáb. 10/47:10 amBIO - PHX
1 stop14h 40mDelta
Deal found 6/10$1,092
This Gurufare deal was found by Cheapflights users on 6/11. 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.
sáb. 6/289:47 amPHX - BIO
2 stops19h 58mLufthansa
vie. 7/42:10 pmBIO - PHX
2 stops39h 49mLufthansa
Deal found 6/11$1,295
This lol.travel deal was found by Cheapflights users on 6/12. 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.
mar. 7/812:20 pmPHX - BIO
2 stops20h 30mAir Canada
mar. 7/157:15 amBIO - PHX
2 stops36h 07mAir Canada
Deal found 6/12$3,197
This American Airlines deal was found by Cheapflights users on 6/11. 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.
lun. 7/79:45 pmPHX - BIO
2 stops34h 10mAmerican Airlines
mié. 7/161:30 pmBIO - PHX
2 stops19h 22mAmerican Airlines
Deal found 6/11$3,199
This Air France deal was found by Cheapflights users on 6/11. 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.
lun. 7/79:26 amPHX - BIO
2 stops16h 49mAir France
jue. 7/177:10 amBIO - PHX
2 stops17h 54mAir France
Deal found 6/11$4,242
This KLM deal was found by Cheapflights users on 6/11. 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.
lun. 7/79:26 amPHX - BIO
2 stops16h 49mKLM
mié. 7/167:10 amBIO - PHX
1 stop14h 40mKLM
Deal found 6/11$6,730
This Iberia deal was found by Cheapflights users on 6/11. 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.
mié. 7/93:15 pmPHX - BIO
2 stops16h 40mIberia
mar. 7/159:15 amBIO - PHX
2 stops18h 08mIberia
Deal found 6/11$9,614

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Bilbao that are best for you.

Fly from

Sky Harbor Intl

Fly to

Bilbao

Route

Depart

Return

Price

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

vie. 9/26

7:40 am-11:00 pm

3 stops30h 20m

Bilbao

sáb. 10/4

2:10 pm-11:40 am

3 stops30h 30m

$1,004

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

vie. 9/26

1:50 pm-4:30 pm

2 stops17h 40m

Bilbao

sáb. 10/4

7:10 am-12:50 pm

1 stop14h 40m

$1,092

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

sáb. 6/28

9:47 am-2:45 pm

2 stops19h 58m

Bilbao

vie. 7/4

2:10 pm-8:59 pm

2 stops39h 49m

$1,295

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

mar. 7/8

12:20 pm-5:50 pm

2 stops20h 30m

Bilbao

mar. 7/15

7:15 am-10:22 am

2 stops36h 07m

$3,197

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

lun. 7/7

9:45 pm-4:55 pm

2 stops34h 10m

Bilbao

mié. 7/16

1:30 pm-11:52 pm

2 stops19h 22m

$3,199

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

lun. 7/7

9:26 am-11:15 am

2 stops16h 49m

Bilbao

jue. 7/17

7:10 am-4:04 pm

2 stops17h 54m

$4,242

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

lun. 7/7

9:26 am-11:15 am

2 stops16h 49m

Bilbao

mié. 7/16

7:10 am-12:50 pm

1 stop14h 40m

$6,730

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

mié. 7/9

3:15 pm-4:55 pm

2 stops16h 40m

Bilbao

mar. 7/15

9:15 am-6:23 pm

2 stops18h 08m

$9,614

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

jue. 7/17

6:05 am-11:35 am

2 stops44h 30m

$384

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

jue. 7/17

9:41 am-10:45 am

1 stop16h 04m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Sky Harbor Intl to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Bilbao

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

Find hourly flight availability from Sky Harbor Intl 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.

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Bilbao is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 24% on airfare.

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.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Phoenix Sky Harbor Intl?

    Located just 3.0 mi from the city center, Bilbao is the airport most travelers will use when flying to Bilbao from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Bilbao (BIO) should be relatively easy as there are 0 daily inbound flights from Phoenix Sky Harbor Intl from 1 airline.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Bilbao round-trip?

    United Airlines, at $704, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to Bilbao.Alternate airlines to your destination round-trip include Delta and Lufthansa. United Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Sky Harbor Intl to Bilbao that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Bilbao?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Bilbao?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Bilbao (average of $541). Flying from Phoenix Sky Harbor Intl Airport to Bilbao in June is currently the most expensive (average of $1,139). 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 Sky Harbor Intl to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to San Sebastian flights

Top airline flying from Sky Harbor Intl to Bilbao

Discover the top airline that operate flights from Sky Harbor Intl to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$815Average$1,335FlexibilityNo cancel feeOn-timeN/A

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