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Cheap flights from Phoenix Sky Harbor Intl Airport to Bilbao from $307

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Bilbao departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:50 pm - 4:40 pmPHX-BIO
19h 50m2 stops
Air Canada Logo
12:50 pm - 11:49 amBIO-PHX
30h 59m2 stops
$517Air Canada
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Sat, Dec 6 - Sat, Dec 13
Air France Logo
3:50 pm - 10:25 pmPHX-BIO
22h 35m1 stop
Air France Logo
7:25 am - 7:17 pmBIO-PHX
19h 52m2 stops
$529Air France
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Sat, Dec 6 - Sat, Dec 13
United Airlines Logo
1:45 pm - 11:05 pmPHX-BIO
49h 20m2 stops
United Airlines Logo
6:45 am - 7:03 pmBIO-PHX
20h 18m2 stops
$538United Airlines
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Mon, Dec 8 - Mon, Dec 15
SWISS Logo
4:44 pm - 7:30 pmPHX-BIO
18h 46m2 stops
SWISS Logo
11:35 am - 9:59 pmBIO-PHX
42h 24m3 stops
$561SWISS
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Sat, Dec 6 - Sat, Dec 13
Delta Logo
3:50 pm - 5:20 pmPHX-BIO
17h 30m1 stop
Delta Logo
6:50 am - 12:16 amBIO-PHX
25h 26m2 stops
$650Delta
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Mon, Dec 8 - Mon, Dec 15
United Airlines Logo
7:34 pm - 4:10 pmPHX-BIO
36h 36m3 stops
United Airlines Logo
7:25 am - 8:26 pmBIO-PHX
21h 01m2 stops
$663United Airlines
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Sat, Mar 14 - Fri, Mar 27
KLM Logo
3:05 pm - 10:00 pmPHX-BIO
21h 55m1 stop
KLM Logo
7:10 am - 12:50 pmBIO-PHX
14h 40m1 stop
$678KLM
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Wed, Apr 1 - Sun, Apr 5
KLM Logo
3:05 pm - 10:00 pmPHX-BIO
21h 55m1 stop
KLM Logo
11:05 am - 12:50 pmBIO-PHX
34h 45m1 stop
$690KLM
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Wed, Apr 1 - Sun, Apr 5
SWISS Logo
4:44 pm - 12:05 pmPHX-BIO
59h 21m3 stops
SWISS Logo
8:00 am - 10:57 pmBIO-PHX
22h 57m2 stops
$836SWISS
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Mon, Dec 8 - Mon, Dec 15
Delta Logo
8:00 am - 4:30 pmPHX-BIO
24h 30m2 stops
Delta Logo
7:25 am - 1:35 pmBIO-PHX
14h 10m1 stop
$930Delta
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Thu, Nov 20 - Thu, Nov 27

United Airlines flights from Phoenix Sky Harbor Intl Airport to Bilbao

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Bilbao flight tickets
United Airlines
Dec 8
PHX1:45 pmPhoenix Sky Harbor Intl
49h 20m
2 stops
BIO11:05 pmBilbao
Dec 15
BIO6:45 amBilbao
20h 18m
2 stops
PHX7:03 pmPhoenix Sky Harbor Intl
$538
Find similar
United Airlines
Mar 14
PHX7:34 pmPhoenix Sky Harbor Intl
36h 36m
3 stops
BIO4:10 pmBilbao
Mar 27
BIO7:25 amBilbao
21h 01m
2 stops
PHX8:26 pmPhoenix Sky Harbor Intl
$663
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United Airlines
Nov 20
PHX11:34 amPhoenix Sky Harbor Intl
26h 31m
2 stops
BIO10:05 pmBilbao
Nov 27
BIO6:45 amBilbao
26h 29m
2 stops
PHX1:14 amPhoenix Sky Harbor Intl
$735
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Delta flights from Phoenix Sky Harbor Intl Airport to Bilbao

Our best Delta deals on Phoenix Sky Harbor Intl Airport to Bilbao flight tickets
Delta
Dec 8
PHX3:50 pmPhoenix Sky Harbor Intl
17h 30m
1 stop
BIO5:20 pmBilbao
Dec 15
BIO6:50 amBilbao
25h 26m
2 stops
PHX12:16 amPhoenix Sky Harbor Intl
$650
Find similar
Delta
Nov 20
PHX8:00 amPhoenix Sky Harbor Intl
24h 30m
2 stops
BIO4:30 pmBilbao
Nov 27
BIO7:25 amBilbao
14h 10m
1 stop
PHX1:35 pmPhoenix Sky Harbor Intl
$930
Find similar
Delta
Mar 14
PHX12:10 pmPhoenix Sky Harbor Intl
21h 10m
2 stops
BIO5:20 pmBilbao
Mar 27
BIO7:25 amBilbao
14h 10m
1 stop
PHX1:35 pmPhoenix Sky Harbor Intl
$1,010
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated October 24, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 12/6

12:50 pm-4:40 pm

2 stops19h 50m

Bilbao

Sat 12/13

12:50 pm-11:49 am

2 stops30h 59m

$517

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 12/6

3:50 pm-10:25 pm

1 stop22h 35m

Bilbao

Sat 12/13

7:25 am-7:17 pm

2 stops19h 52m

$529

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Mon 12/8

1:45 pm-11:05 pm

2 stops49h 20m

Bilbao

Mon 12/15

6:45 am-7:03 pm

2 stops20h 18m

$538

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 12/6

4:44 pm-7:30 pm

2 stops18h 46m

Bilbao

Sat 12/13

11:35 am-9:59 pm

3 stops42h 24m

$561

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Mon 12/8

3:50 pm-5:20 pm

1 stop17h 30m

Bilbao

Mon 12/15

6:50 am-12:16 am

2 stops25h 26m

$650

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sat 3/14

7:34 pm-4:10 pm

3 stops36h 36m

Bilbao

Fri 3/27

7:25 am-8:26 pm

2 stops21h 01m

$663

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Wed 4/1

3:05 pm-10:00 pm

1 stop21h 55m

Bilbao

Sun 4/5

7:10 am-12:50 pm

1 stop14h 40m

$678

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Wed 4/1

3:05 pm-10:00 pm

1 stop21h 55m

Bilbao

Sun 4/5

11:05 am-12:50 pm

1 stop34h 45m

$690

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Mon 12/8

4:44 pm-12:05 pm

3 stops59h 21m

Bilbao

Mon 12/15

8:00 am-10:57 pm

2 stops22h 57m

$836

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Thu 11/20

8:00 am-4:30 pm

2 stops24h 30m

Bilbao

Thu 11/27

7:25 am-1:35 pm

1 stop14h 10m

$930

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bilbao from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Phoenix Sky Harbor Intl Airport to Bilbao is on a Tuesday. Travelers who choose to depart for Bilbao on a Tuesday will often find tickets for as low as $985. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,350. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from Phoenix Sky Harbor Intl Airport to Bilbao during this time can be as low as $921. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,211 per ticket.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Bilbao flights?

You could potentially save up to 65% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Bilbao flight.

When to book flights from Phoenix Sky Harbor Intl Airport to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Bilbao (PHX to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Bilbao

Direct flights

None
There are no direct flights from Phoenix Sky Harbor Intl Airport to Bilbao. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Bilbao.
Search flight deals

  • How far is Phoenix Sky Harbor Intl to Bilbao by plane?

    Phoenix Sky Harbor Intl and Bilbao are 5501.6 mi apart from one another. A reasonable flight in good conditions will take 16h 35m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Bilbao Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Bilbao Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Bilbao Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Bilbao Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Bilbao?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Bilbao

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $342Free CancellationRating
7.9
7,982 reviews
Search Delta flights
United AirlinesPriceFrom $683Free CancellationRating
7.4
8,995 reviews
Search United Airlines flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Bilbao?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bilbao from Phoenix.

Can I find flights from Phoenix to Bilbao with flexible booking policies on momondo?

momondo does allow users to show only those flights to Bilbao from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to Bilbao?

momondo helps you find the best flight between Phoenix and Bilbao by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Phoenix to Bilbao right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Phoenix to Bilbao flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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