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$602+ Cheap flights from Arizona to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BIO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Arizona to Bilbao

Keep the following information in mind while searching for Arizona to Bilbao flight deals. Data was last updated September 15, 2025.

Round-trip from

$602
(Priceline)

Popular in

May

Cheapest in

September

Average price

$710
From Arizona to Bilbao
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($99 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Arizona to Bilbao

Cheapest flights from Arizona to Bilbao
Explore the most affordable flight options available from Arizona to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:00 amPHX - BIO
2 stops25h 40mAir Canada
Thu 11/66:45 amBIO - PHX
2 stops36h 59mAir Canada
Deal found 9/15$602
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 10/3010:34 amPHX - BIO
2 stops28h 31mUnited Airlines
Thu 11/66:45 amBIO - PHX
2 stops19h 11mUnited Airlines
Deal found 9/15$606
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 11/1212:01 pmTUS - BIO
2 stops27h 04mUnited Airlines
Sun 11/166:45 amBIO - TUS
2 stops23h 13mUnited Airlines
Deal found 9/14$626
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amPHX - BIO
2 stops21h 30mDelta
Thu 11/67:25 amBIO - PHX
1 stop14h 10mDelta
Deal found 9/15$771
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/44:35 pmPHX - BIO
2 stops21h 50mUnited Airlines
Sat 10/117:15 amBIO - PHX
2 stops26h 00mUnited Airlines
Deal found 9/14$872
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:55 amPHX - BIO
3 stops27h 35mMultiple Airlines
Thu 11/612:10 pmBIO - PHX
3 stops31h 59mMultiple Airlines
Deal found 9/15$998
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:50 pmPHX - BIO
1 stop22h 35mKLM
Thu 11/67:25 amBIO - PHX
1 stop14h 10mKLM
Deal found 9/15$1,056
This Delta deal was found by Cheapflights users on 9/14. 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.
Sat 10/41:50 pmPHX - BIO
2 stops17h 40mDelta
Sat 10/117:10 amBIO - PHX
1 stop14h 40mDelta
Deal found 9/14$1,176
This Mytrip deal was found by Cheapflights users on 9/14. 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.
Sat 10/48:00 amPHX - BIO
3 stops38h 35mMultiple Airlines
Sat 10/112:10 pmBIO - PHX
3 stops29h 12mMultiple Airlines
Deal found 9/14$1,230
This KLM deal was found by Cheapflights users on 9/14. 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.
Sat 10/43:05 pmPHX - BIO
1 stop34h 20mKLM
Sat 10/117:10 amBIO - PHX
1 stop14h 40mKLM
Deal found 9/14$1,326
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/297:00 amLAS - BIO
2 stops26h 45mUnited Airlines
Fri 10/36:45 amBIO - LAS
1 stop18h 35mUnited Airlines
Deal found 9/14$1,368

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona 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 September 15, 2025.
Use the filters below to find and compare flights from Arizona to Bilbao that are best for you.

Fly from

Arizona

Fly to

Bilbao

Route

Depart

Return

Price

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 10/30

7:00 am-4:40 pm

2 stops25h 40m

Bilbao

Thu 11/6

6:45 am-11:44 am

2 stops36h 59m

$602

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 10/30

10:34 am-11:05 pm

2 stops28h 31m

Bilbao

Thu 11/6

6:45 am-5:56 pm

2 stops19h 11m

$606

TucsonBilbao

TUS - BIO

TUSBIO

Tucson

Wed 11/12

5:28 pm-11:05 pm

2 stops21h 37m

Bilbao

Sun 11/16

6:45 am-9:59 pm

2 stops23h 14m

$626

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 10/30

6:00 am-11:30 am

2 stops21h 30m

Bilbao

Thu 11/6

7:25 am-1:35 pm

1 stop14h 10m

$771

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 10/4

4:35 pm-11:25 pm

2 stops21h 50m

Bilbao

Sat 10/11

7:15 am-12:15 am

2 stops26h 00m

$872

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 10/30

10:55 am-10:30 pm

3 stops27h 35m

Bilbao

Thu 11/6

12:10 pm-12:09 pm

3 stops31h 59m

$998

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 10/30

3:50 pm-10:25 pm

1 stop22h 35m

Bilbao

Thu 11/6

7:25 am-1:35 pm

1 stop14h 10m

$1,056

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 10/4

1:50 pm-4:30 pm

2 stops17h 40m

Bilbao

Sat 10/11

7:10 am-12:50 pm

1 stop14h 40m

$1,176

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 10/4

8:00 am-7:35 am

3 stops38h 35m

Bilbao

Sat 10/11

2:10 pm-10:22 am

3 stops29h 12m

$1,230

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 10/4

3:05 pm-10:25 am

1 stop34h 20m

Bilbao

Sat 10/11

7:10 am-12:50 pm

1 stop14h 40m

$1,326

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 12 results
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Best time to book a flight from Arizona to Bilbao

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

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

Find hourly flight availability from Arizona 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Arizona to Bilbao as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Arizona 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 Arizona?

    Located just 3.0 mi from the city center, Bilbao (BIO) is the airport most travelers will use when flying to Bilbao from Arizona.

  • How long is the flight from Arizona to Bilbao?

    Departing from Arizona to Bilbao will take you 21h 30m. There are 5501 mi between Arizona and Bilbao. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Arizona to Bilbao?

    Most travelers choose Phoenix Sky Harbor Intl - Bilbao, Las Vegas Harry Reid Intl - Bilbao or Tucson - Bilbao when deciding on the best route from Arizona to Bilbao.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Arizona 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 Arizona to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Arizona to Bilbao (average of $541). Flying from Arizona to Bilbao in June is currently the most expensive (average of $1,136). 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 Arizona to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Arizona to Bilbao

Discover the top 2 airlines that operate flights from Arizona 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$342Average$1,335FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$683Average$1,020FlexibilityNo cancel feeOn-time69%

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