$468 Cheap Flights from Phoenix (PHX) to Bilbao (BIO)

View $468 flight on Wed, Feb 4, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)

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Cheap Flights from Phoenix to Bilbao (PHX-BIO)

Prices were available within the past 7 days and start at $468 for one-way flights and $576 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Feb 1 - Fri, Feb 13
PHX
Phoenix
BIO
Bilbao
$576 Roundtrip, found 13 hours ago
$576
Roundtrip
found 13 hours ago
Select Delta flight, departing Sun, Feb 1 from Phoenix to Bilbao, returning Fri, Feb 13, priced at $576 found 13 hours ago
Delta
Mon, Nov 17 - Thu, Dec 4
PHX
Phoenix
BIO
Bilbao
$577 Roundtrip, found 11 hours ago
$577
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Nov 17 from Phoenix to Bilbao, returning Thu, Dec 4, priced at $577 found 11 hours ago
Delta
Wed, Dec 31 - Tue, Jan 13
PHX
Phoenix
BIO
Bilbao
$580 Roundtrip, found 11 hours ago
$580
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Dec 31 from Phoenix to Bilbao, returning Tue, Jan 13, priced at $580 found 11 hours ago
Delta
Tue, Nov 18 - Thu, Dec 4
PHX
Phoenix
BIO
Bilbao
$580 Roundtrip, found 16 hours ago
$580
Roundtrip
found 16 hours ago
Select Delta flight, departing Tue, Nov 18 from Phoenix to Bilbao, returning Thu, Dec 4, priced at $580 found 16 hours ago
Delta
Mon, Nov 17 - Fri, Dec 5
PHX
Phoenix
BIO
Bilbao
$581 Roundtrip, found 16 hours ago
$581
Roundtrip
found 16 hours ago
Select Delta flight, departing Mon, Nov 17 from Phoenix to Bilbao, returning Fri, Dec 5, priced at $581 found 16 hours ago
Air Canada
Wed, Oct 15 - Tue, Oct 21
PHX
Phoenix
BIO
Bilbao
$591 Roundtrip, found 2 days ago
$591
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Oct 15 from Phoenix to Bilbao, returning Tue, Oct 21, priced at $591 found 2 days ago
United
Sun, Nov 23 - Tue, Dec 9
PHX
Phoenix
BIO
Bilbao
$596 Roundtrip, found 11 hours ago
$596
Roundtrip
found 11 hours ago
Select United flight, departing Sun, Nov 23 from Phoenix to Bilbao, returning Tue, Dec 9, priced at $596 found 11 hours ago
American Airlines
Tue, Feb 3 - Tue, Feb 10
PHX
Phoenix
BIO
Bilbao
$604 Roundtrip, found 13 hours ago
$604
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Feb 3 from Phoenix to Bilbao, returning Tue, Feb 10, priced at $604 found 13 hours ago
Lufthansa
Wed, Oct 15 - Tue, Oct 21
PHX
Phoenix
BIO
Bilbao
$610 Roundtrip, found 2 days ago
$610
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Oct 15 from Phoenix to Bilbao, returning Tue, Oct 21, priced at $610 found 2 days ago
Swiss International Air Lines
Wed, Feb 4 - Wed, Feb 11
PHX
Phoenix
BIO
Bilbao
$611 Roundtrip, found 13 hours ago
$611
Roundtrip
found 13 hours ago
Select Swiss International Air Lines flight, departing Wed, Feb 4 from Phoenix to Bilbao, returning Wed, Feb 11, priced at $611 found 13 hours ago

Alternative airports near Bilbao

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bilbao Airport BIO. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $677
BIO
Bilbao Airport
CheapestClosest
Average driving time to city center13 min
Flights from $677

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO) cost?
Snag a cheap one-way flight from $468 or cheap return flight from $576 from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)?
The cheapest month to fly from PHX to BIO is February, when demand is low. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from PHX to BIO. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)?
Direct flights from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHX to BIO?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)?
To arrive at Bilbao Airport (BIO) on time, choose a flight that leaves Sky Harbor Intl. Airport (PHX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO) last-minute?
Booking your flight from PHX to BIO shortly before your journey is generally more expensive. But if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a PHX to BIO flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to BIO flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Bilbao Airport (BIO)?
If you booked your PHX to BIO flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Bilbao
Airlines serving
Aer Lingus, Air Canada, Air Europa, Air France, American Airlines, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, United
Roundtrip price
$575
Distance
5505 mi

Book with confidence

Book with confidence

Phoenix to Bilbao Flights

The cheapest times to fly from Phoenix to Bilbao

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Bilbao are during the month of February. You can find some of the cheapest flights from Phoenix to Bilbao with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Bilbao

Sunday is one of the best days to book for cheap flights from Phoenix to Bilbao: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Bilbao

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $468 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Bilbao flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Bilbao airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Bilbao Flights

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*Available to One Key members.