$558 Cheap Flights from Bilbao (BIO) to Phoenix (PHX)

View $558 flight on Tue, Oct 20, 2026Opens in a new window

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

Cheap Flights from Bilbao to Phoenix (BIO-PHX)

Prices were available within the past 7 days and start at $558 for one-way flights and $1,046 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, Oct 4 - Thu, Oct 15
BIO
Bilbao
PHX
Phoenix
$1,046 Roundtrip, found 5 days ago
$1,046
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Sun, Oct 4 from Bilbao to Phoenix, returning Thu, Oct 15, priced at $1,046 found 5 days ago
British Airways
Fri, Aug 21 - Mon, Sep 21
BIO
Bilbao
PHX
Phoenix
$1,079 Roundtrip, found 3 days ago
$1,079
Roundtrip
found 3 days ago
Select British Airways flight, departing Fri, Aug 21 from Bilbao to Phoenix, returning Mon, Sep 21, priced at $1,079 found 3 days ago
Air Canada
Fri, Aug 21 - Mon, Sep 21
BIO
Bilbao
PHX
Phoenix
$1,081 Roundtrip, found 3 days ago
$1,081
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Aug 21 from Bilbao to Phoenix, returning Mon, Sep 21, priced at $1,081 found 3 days ago
Lufthansa
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,087 Roundtrip, found 3 days ago
$1,087
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,087 found 3 days ago
Lufthansa
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,111 Roundtrip, found 3 days ago
$1,111
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,111 found 3 days ago
Brussels Airlines
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,116 Roundtrip, found 3 days ago
$1,116
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,116 found 3 days ago
Air Canada
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,121 Roundtrip, found 3 days ago
$1,121
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,121 found 3 days ago
Lufthansa
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,124 Roundtrip, found 3 days ago
$1,124
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,124 found 3 days ago
Lufthansa
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,145 Roundtrip, found 3 days ago
$1,145
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,145 found 3 days ago
Air Canada
Sat, Aug 22 - Sun, Sep 20
BIO
Bilbao
PHX
Phoenix
$1,147 Roundtrip, found 3 days ago
$1,147
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sat, Aug 22 from Bilbao to Phoenix, returning Sun, Sep 20, priced at $1,147 found 3 days ago

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Frequently asked questions

How much does a flight from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from $558 and cheap return flights from $1,046 Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. Return flights typically cost between $1660 and $9528. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The cheapest month to fly from BIO to PHX is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter BIO to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
KLM is one of the cheapest airlines offering connecting flights from Bilbao (BIO) to Sky Harbor Intl. (PHX) with a layover in Schiphol (AMS), starting from around $1,573. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from an airport in Bilbao (BIO) to Sky Harbor International Airport (PHX) typically departs at around 6:45 AM, operated by Iberia and American Airlines. This seasonal service is available in February, giving you a chance to start your journey to Phoenix early. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll usually find the most flights from (BIO) to Sky Harbor Intl. (PHX) on a Wednesday, with around 26 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Iberia, Lufthansa, and Air France.
What are the most popular departure times for flights from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) are in the early morning, from 6am to 9am. About 53% of passengers prefer this time window. Many major carriers, including Iberia and Air France, offer flights during this window. This timing works well because it allows you to travel after a restful night and arrive in Phoenix ready to enjoy your day.
How long does it take to fly from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Flying from BIO to PHX with a connection usually takes about 14 hours 20 minutes, traveling roughly 5,506 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Select the "Business class" and "First class" filters when looking for BIO to PHX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from BIO (BIO)?
If you're planning to travel to Phoenix from BIO (BIO), you can fly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Adolfo Suarez Madrid-Barajas (MAD), Roissy-Charles de Gaulle (CDG), Franz Josef Strauss Intl. (MUC) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Bilbao (BIO) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket 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

Origin airport
Bilbao
Destination airport
Sky Harbor Intl.
Roundtrip price
$1,046
Distance
5505 mi

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 October. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $558 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

*Flight schedules are subject to change.

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*Available to One Key members.