$519 Cheap Flights from Bilbao (BIO) to Phoenix (PHX)

View $519 flight on Sun, Feb 15, 2026Opens in a new window

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

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Cheap Flights from Bilbao to Phoenix (BIO-PHX)

Prices were available within the past 7 days and start at $519 for one-way flights and $999 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$999 Roundtrip, found 5 days ago
$999
Roundtrip
found 5 days ago
Select Iberia flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $999 found 5 days ago
Lufthansa
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,003 Roundtrip, found 5 days ago
$1,003
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,003 found 5 days ago
Delta
Mon, Dec 15 - Wed, Dec 31
BIO
Bilbao
PHX
Phoenix
$1,025 Roundtrip, found 5 days ago
$1,025
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Dec 15 from Bilbao to Phoenix, returning Wed, Dec 31, priced at $1,025 found 5 days ago
Delta
Wed, Dec 17 - Wed, Dec 31
BIO
Bilbao
PHX
Phoenix
$1,031 Roundtrip, found 5 days ago
$1,031
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Wed, Dec 31, priced at $1,031 found 5 days ago
Delta
Mon, Dec 15 - Mon, Dec 29
BIO
Bilbao
PHX
Phoenix
$1,036 Roundtrip, found 5 days ago
$1,036
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Dec 15 from Bilbao to Phoenix, returning Mon, Dec 29, priced at $1,036 found 5 days ago
Delta
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,036 Roundtrip, found 5 days ago
$1,036
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,036 found 5 days ago
Delta
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,042 Roundtrip, found 5 days ago
$1,042
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,042 found 5 days ago
Delta
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,042 Roundtrip, found 5 days ago
$1,042
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,042 found 5 days ago
United
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,046 Roundtrip, found 5 days ago
$1,046
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,046 found 5 days ago
American Airlines
Wed, Dec 17 - Thu, Jan 1
BIO
Bilbao
PHX
Phoenix
$1,090 Roundtrip, found 5 days ago
$1,090
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 17 from Bilbao to Phoenix, returning Thu, Jan 1, priced at $1,090 found 5 days ago

Frequently asked questions

How much does a flight from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX) cost?
Secure a cheap one-way flight from $519 or cheap return flight from $999 from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX)?
Traveling in December can help you save, as it's the cheapest month for flights between BIO and PHX. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from BIO to PHX. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX)?
You'll have to catch a flight with a layover if you're traveling from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BIO to PHX?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, carrier 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 Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX)?
To avoid possible delays on the Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX) route, travel before 3 PM. Later departures have a 22% higher chance of being canceled.**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 Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX) last-minute?
Booking your flight from BIO to PHX just before your getaway is typically more expensive. But if there's some wiggle room with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a BIO to PHX flight and hotel package?
Compared with arranging flights and hotels separately, booking a BIO to PHX flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Bilbao Airport (BIO) to Sky Harbor Intl. Airport (PHX)?
Typically, you can cancel or modify your BIO to PHX flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you'd like further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Bilbao
Destination airport
Sky Harbor Intl.
Roundtrip price
$998
Distance
5505 mi

Book with confidence

Book with confidence

Bilbao to Phoenix Flights

The cheapest times to fly from Bilbao to Phoenix

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 Bilbao to Phoenix are during the month of December. You can find some of the cheapest flights from Bilbao to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bilbao to Phoenix

Sunday is one of the best days to book for cheap flights from Bilbao to Phoenix: 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 Bilbao to Phoenix

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 Bilbao to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $519 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 Bilbao to Phoenix 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 Bilbao to Phoenix 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.

 

Bilbao to Phoenix Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.