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Bilbao

$529+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BIO
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
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 28, 2026.

This United Airlines deal was found by Cheapflights users on 7/26. 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 12/612:50 pm
PHX
-
BIO
2 stops26h 00m
United Airlines
Wed 12/97:25 am
BIO
-
PHX
2 stops20h 17m
United Airlines
Deal found 7/26$760
This lol.travel deal was found by Cheapflights users on 7/24. 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.
Sun 9/137:05 am
PHX
-
BIO
2 stops30h 00m
Finnair
Tue 9/226:45 am
BIO
-
PHX
2 stops24h 53m
Finnair
Deal found 7/24$773
This Cheapflightsfares deal was found by Cheapflights users on 7/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:55 am
PHX
-
BIO
2 stops24h 00m
Lufthansa
Tue 9/296:50 am
BIO
-
PHX
2 stops22h 04m
Lufthansa
Deal found 7/26$795
This Delta deal was found by Cheapflights users on 7/26. 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.
Tue 9/2211:37 am
PHX
-
BIO
2 stops20h 53m
Delta
Tue 9/297:10 am
BIO
-
PHX
1 stop15h 00m
Delta
Deal found 7/26$802
This Delta deal was found by Cheapflights users on 7/24. 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 9/136:10 am
PHX
-
BIO
2 stops18h 40m
Delta
Tue 9/226:45 am
BIO
-
PHX
2 stops36h 40m
Delta
Deal found 7/24$826
This KLM deal was found by Cheapflights users on 7/24. 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.
Sun 9/133:25 pm
PHX
-
BIO
1 stop17h 05m
KLM
Tue 9/227:10 am
BIO
-
PHX
1 stop15h 00m
KLM
Deal found 7/24$828
This Delta deal was found by Cheapflights users on 7/28. 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.
Fri 10/26:10 am
PHX
-
BIO
2 stops18h 40m
Delta
Fri 10/96:45 am
BIO
-
PHX
2 stops20h 50m
Delta
Deal found 7/28$855
This American Airlines deal was found by Cheapflights users on 7/24. 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 10/73:17 pm
PHX
-
BIO
2 stops16h 38m
American Airlines
Mon 10/199:15 am
BIO
-
PHX
2 stops21h 21m
American Airlines
Deal found 7/24$865
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 10/28:30 am
PHX
-
BIO
3 stops29h 20m
United Airlines
Fri 10/96:45 am
BIO
-
PHX
2 stops25h 00m
United Airlines
Deal found 7/24$868
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/2211:54 pm
PHX
-
BIO
2 stops31h 06m
United Airlines
Sat 8/2911:55 am
BIO
-
PHX
2 stops38h 15m
United Airlines
Deal found 7/24$939
This British Airways deal was found by Cheapflights users on 7/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:38 am
PHX
-
BIO
2 stops17h 12m
British Airways
Wed 12/95:05 pm
BIO
-
PHX
1 stop32h 10m
British Airways
Deal found 7/26$972

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 28, 2026.

Round-trip from

$760
(United Airlines)

One-way from

$529
(United Airlines)

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. 5% potential increase in price ($50 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 28, 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

12:50 pm-10:50 pm

2 stops26h 00m

Bilbao

Wed 12/9

7:25 am-7:42 pm

2 stops20h 17m

$760

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/13

3:25 pm-5:30 pm

1 stop17h 05m

Bilbao

Tue 9/22

6:45 am-10:21 am

2 stops36h 36m

$826
Quickest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/13

3:25 pm-5:30 pm

1 stop17h 05m

Bilbao

Tue 9/22

7:10 am-1:10 pm

1 stop15h 00m

$828

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-6:35 pm

2 stops20h 50m

$855

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 8/22

11:54 pm-4:00 pm

2 stops31h 06m

Bilbao

Sat 8/29

11:55 am-5:10 pm

2 stops38h 15m

$939

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

Tue 9/22

8:00 am-5:40 pm

2 stops24h 40m

Bilbao

Tue 9/29

10:50 pm-9:35 pm

3 stops31h 45m

$1,084

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

$1,203
Cheapest one-way

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Fri 9/11

12:15 pm-10:45 am

3 stops37h 30m

$529
Quickest one-way

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 9/10

7:02 am-11:25 pm

2 stops31h 23m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

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

How much does it cost to fly round-trip from Phoenix to Bilbao?

Airfare is typical for this route at the moment.
Phoenix to Bilbao flights typically cost between $653 and $994 in December.
The cheapest round-trip price found within the last 5 days was $760 on United Airlines (Dec 6-Dec 9).

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 $828, United Airlines can have you in Bilbao from Phoenix in 17h 05m. 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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Alternative routes for Phoenix to Bilbao

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