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$399+ Cheap flights from Phoenix 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BIO
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Phoenix to Bilbao

Cheapest flights from Phoenix to Bilbao
Explore the most affordable flight options available from Phoenix to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/19. 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.
Sun 12/611:30 am
PHX
-
BIO
2 stops22h 35m
United Airlines
Wed 12/97:25 am
BIO
-
PHX
2 stops18h 47m
United Airlines
Deal found 7/19$744
This Air Canada deal was found by Cheapflights users on 7/22. 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.
Sun 9/207:55 am
PHX
-
BIO
2 stops25h 00m
Air Canada
Wed 10/76:50 am
BIO
-
PHX
2 stops38h 03m
Air Canada
Deal found 7/22$795
This Delta deal was found by Cheapflights users on 7/22. 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.
Sun 9/203:25 pm
PHX
-
BIO
1 stop17h 05m
Delta
Tue 10/67:10 am
BIO
-
PHX
1 stop15h 00m
Delta
Deal found 7/22$798
This Air Canada deal was found by Cheapflights users on 7/22. 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.
Sun 9/207:55 am
PHX
-
BIO
2 stops25h 00m
Air Canada
Fri 10/26:45 am
BIO
-
PHX
2 stops21h 31m
Air Canada
Deal found 7/22$799
This Delta deal was found by Cheapflights users on 7/22. 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.
Sun 9/203:25 pm
PHX
-
BIO
1 stop17h 05m
Delta
Thu 10/110:30 am
BIO
-
PHX
2 stops22h 08m
Delta
Deal found 7/22$808
This KAYAK deal was found by Cheapflights users on 7/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:10 am
PHX
-
BIO
2 stops17h 15m
SWISS
Mon 10/510:15 am
BIO
-
PHX
2 stops45h 09m
SWISS
Deal found 7/22$816
This KAYAK deal was found by Cheapflights users on 7/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:00 pm
PHX
-
BIO
2 stops37h 25m
Lufthansa
Thu 10/16:50 am
BIO
-
PHX
2 stops22h 59m
Lufthansa
Deal found 7/22$827

Find flight deals from Phoenix to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 July 23, 2026.

Round-trip from

$744
(United Airlines)

One-way from

$399
(Kiwi.com)

Popular in

May

Cheapest in

April

Average price

$1,043
From Phoenix to Bilbao
Search Deals
One-way flight from Phoenix to Bilbao
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 July 23, 2026.
Use the filters below to find and compare flights from Phoenix to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 12/6

11:30 am-6:05 pm

2 stops22h 35m

Bilbao

Wed 12/9

7:25 am-1:04 am

2 stops25h 39m

$749

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Fri 10/2

6:10 am-9:50 am

2 stops18h 40m

Bilbao

Fri 10/9

6:45 am-6:28 pm

2 stops20h 43m

$855

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 10/10

7:30 am-5:55 pm

3 stops25h 25m

Bilbao

Sat 10/17

7:15 am-8:49 pm

2 stops22h 34m

$909

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Tue 8/11

9:00 am-10:45 am

2 stops16h 45m

Bilbao

Wed 8/19

12:30 pm-10:22 am

2 stops30h 52m

$933

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 12/6

11:38 am-12:50 pm

2 stops17h 12m

Bilbao

Wed 12/9

5:05 pm-5:15 pm

1 stop32h 10m

$972

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 8/13

3:25 pm-10:00 pm

1 stop21h 35m

Bilbao

Thu 8/20

7:10 am-1:10 pm

1 stop15h 00m

$980
Quickest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Wed 8/12

6:00 am-9:50 am

2 stops18h 50m

Bilbao

Tue 8/18

7:10 am-1:10 pm

1 stop15h 00m

$1,042

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 8/13

3:25 pm-10:00 pm

1 stop21h 35m

Bilbao

Tue 8/18

7:10 am-1:10 pm

1 stop15h 00m

$1,087

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Fri 10/2

3:25 pm-10:00 pm

1 stop21h 35m

Bilbao

Fri 10/9

7:10 am-4:16 pm

2 stops18h 06m

$1,199
Cheapest one-way

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Fri 9/18

10:44 pm-9:00 pm

3 stops37h 16m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 12 resultsSorted by cheapest first
1
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Best time to book a flight from Phoenix to Bilbao

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

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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?

    Bilbao (BIO), located 3.0 mi from the city center, is the airport you fly into when you book flights from Phoenix to Bilbao. 0 airlines have flights to Bilbao from Phoenix on a regular basis. Booking flights from Phoenix to Bilbao should not be difficult; the airport handles an average of 0 inbound flights from Phoenix per day.

  • How long is the flight from Phoenix to Bilbao?

    For as low as $855, United Airlines can have you in Bilbao from Phoenix in 18h 40m. The distance from Phoenix to Bilbao is about 5501 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phoenix 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.

See more FAQs

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