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Bilbao

$345+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BIO
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
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 March 18, 2026.

This Gotogate deal was found by Cheapflights users on 3/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/277:55 am
PHX
-
BIO
2 stops25h 00m
Air Canada
Wed 8/266:50 am
BIO
-
PHX
2 stops45h 30m
Air Canada
Deal found 3/15$666
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Mon 8/104:21 pm
PHX
-
BIO
2 stops22h 04m
United Airlines
Thu 8/206:50 am
BIO
-
PHX
2 stops25h 01m
United Airlines
Deal found 3/15$673
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Mon 8/104:21 pm
PHX
-
BIO
2 stops22h 04m
United Airlines
Fri 8/217:15 am
BIO
-
PHX
2 stops18h 32m
United Airlines
Deal found 3/15$674
This Air Canada deal was found by Cheapflights users on 3/15. 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.
Tue 8/1111:55 am
PHX
-
BIO
2 stops45h 00m
Air Canada
Wed 8/196:50 am
BIO
-
PHX
2 stops37h 09m
Air Canada
Deal found 3/15$675
This KAYAK deal was found by Cheapflights users on 3/15. 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.
Tue 8/1111:55 am
PHX
-
BIO
2 stops38h 15m
Lufthansa
Thu 8/206:50 am
BIO
-
PHX
2 stops21h 52m
Lufthansa
Deal found 3/15$682
This United Airlines deal was found by Cheapflights users on 3/15. 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 8/98:50 am
PHX
-
BIO
2 stops29h 35m
United Airlines
Wed 8/196:50 am
BIO
-
PHX
2 stops25h 01m
United Airlines
Deal found 3/15$685
This United Airlines deal was found by Cheapflights users on 3/15. 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 8/98:50 am
PHX
-
BIO
2 stops29h 35m
United Airlines
Fri 8/217:15 am
BIO
-
PHX
2 stops18h 32m
United Airlines
Deal found 3/15$686
This BusinessClass deal was found by Cheapflights users on 3/15. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:08 am
PHX
-
BIO
2 stops29h 17m
Lufthansa
Wed 8/2612:30 pm
BIO
-
PHX
1 stop15h 22m
Lufthansa
Deal found 3/15$690
This United Airlines deal was found by Cheapflights users on 3/15. 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 12/43:55 pm
PHX
-
BIO
2 stops23h 10m
United Airlines
Tue 12/86:45 am
BIO
-
PHX
3 stops26h 19m
United Airlines
Deal found 3/15$692
This American Airlines deal was found by Cheapflights users on 3/15. 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.
Fri 10/23:17 pm
PHX
-
BIO
2 stops16h 38m
American Airlines
Fri 10/91:30 pm
BIO
-
PHX
2 stops19h 11m
American Airlines
Deal found 3/15$700
This KAYAK deal was found by Cheapflights users on 3/15. 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.
Mon 8/101:16 pm
PHX
-
BIO
2 stops42h 54m
Lufthansa
Tue 8/186:40 pm
BIO
-
PHX
2 stops31h 07m
Lufthansa
Deal found 3/15$707

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 March 18, 2026.

Round-trip from

$666
(Gotogate)

One-way from

$345
(United Airlines)

Popular in

May

Cheapest in

October

Average price

$1,084
From Phoenix to Bilbao
Search Deals
One-way flight from Phoenix to Bilbao
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 18, 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

Mon 8/10

4:21 pm-11:25 pm

2 stops22h 04m

Bilbao

Fri 8/21

7:15 am-4:47 pm

2 stops18h 32m

$674

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 8/9

8:50 am-11:25 pm

2 stops29h 35m

Bilbao

Wed 8/19

6:50 am-10:51 pm

2 stops25h 01m

$685

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Tue 4/28

3:25 pm-10:00 pm

1 stop21h 35m

Bilbao

Tue 5/5

7:10 am-1:10 pm

1 stop15h 00m

$720

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Wed 4/29

8:33 am-4:30 pm

2 stops22h 57m

Bilbao

Wed 5/6

7:10 am-1:10 pm

1 stop15h 00m

$733

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 8/8

4:21 pm-11:25 pm

2 stops22h 04m

Bilbao

Thu 8/20

6:50 am-5:59 pm

2 stops20h 09m

$753

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 8/8

4:21 pm-11:25 pm

2 stops22h 04m

Bilbao

Wed 8/19

6:50 am-10:51 pm

2 stops25h 01m

$753

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 4/30

3:25 pm-9:50 am

1 stop33h 25m

Bilbao

Thu 5/7

6:45 am-4:37 pm

2 stops18h 52m

$766
Quickest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 4/30

7:00 am-8:30 am

2 stops16h 30m

Bilbao

Thu 5/7

1:30 pm-10:32 pm

2 stops18h 02m

$790

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Mon 7/20

7:47 pm-10:45 am

2 stops29h 58m

Bilbao

Mon 8/3

11:55 am-10:59 pm

2 stops44h 04m

$803

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 5/14

3:25 pm-9:50 am

1 stop33h 25m

Bilbao

Fri 5/29

7:10 am-1:10 pm

1 stop15h 00m

$859

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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?

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 March 18, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Phoenix to Bilbao by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,286 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,286 reviews
Delta
7.9
Good
8,286 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,468 reviews
Delta
7.9
Good
8,286 reviews

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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. 2 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 $720, United Airlines can have you in Bilbao from Phoenix in 21h 35m. The distance from Phoenix to Bilbao is about 5501 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Phoenix to Bilbao round-trip from $342. Another airline that can offer you cheap pricing is American Airlines. These flights start at 64% lower than the current average price 3 months from now.

  • 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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Las Vegas to Bilbao flights

Top 2 airlines flying from Phoenix to Bilbao

Discover the top 2 airlines that operate flights from Phoenix 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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$342Average$1,106FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$552Average$653FlexibilityNo cancel feeOn-time71%

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