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Cheap flights from Phoenix to Bilbao from $399

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 to Bilbao departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Phoenix to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:30 am - 6:05 pm
PHX
-
BIO
22h 35m
2 stops
United Airlines Logo
7:25 am - 1:04 am
BIO
-
PHX
25h 39m
2 stops
$749United Airlines
Sun, Dec 6 - Wed, Dec 9
United Airlines Logo
12:50 pm - 10:50 pm
PHX
-
BIO
26h 00m
2 stops
United Airlines Logo
7:25 am - 10:51 pm
BIO
-
PHX
23h 26m
2 stops
$756United Airlines
Sun, Dec 6 - Wed, Dec 9
United Airlines Logo
12:55 pm - 10:50 pm
PHX
-
BIO
25h 55m
2 stops
United Airlines Logo
7:25 am - 7:42 pm
BIO
-
PHX
20h 17m
2 stops
$760United Airlines
Sun, Dec 6 - Wed, Dec 9
Finnair Logo
7:05 am - 10:05 pm
PHX
-
BIO
30h 00m
2 stops
Finnair Logo
6:45 am - 10:38 pm
BIO
-
PHX
24h 53m
2 stops
$773Finnair
Sun, Sep 13 - Tue, Sep 22
Air Canada Logo
7:55 am - 5:55 pm
PHX
-
BIO
25h 00m
2 stops
Air Canada Logo
6:50 am - 11:53 am
BIO
-
PHX
38h 03m
2 stops
$795Air Canada
Sun, Sep 20 - Wed, Oct 7
Delta Logo
3:25 pm - 5:30 pm
PHX
-
BIO
17h 05m
1 stop
Delta Logo
7:10 am - 1:10 pm
BIO
-
PHX
15h 00m
1 stop
$798Delta
Sun, Sep 20 - Tue, Oct 6
Air Canada Logo
7:55 am - 5:55 pm
PHX
-
BIO
25h 00m
2 stops
Air Canada Logo
6:45 am - 7:16 pm
BIO
-
PHX
21h 31m
2 stops
$799Air Canada
Sun, Sep 20 - Fri, Oct 2
Delta Logo
3:25 pm - 5:30 pm
PHX
-
BIO
17h 05m
1 stop
Delta Logo
6:45 am - 11:08 pm
BIO
-
PHX
25h 23m
2 stops
$800Delta
Sun, Sep 20 - Tue, Oct 6
Delta Logo
11:37 am - 5:30 pm
PHX
-
BIO
20h 53m
2 stops
Delta Logo
7:10 am - 1:10 pm
BIO
-
PHX
15h 00m
1 stop
$802Delta
Tue, Sep 22 - Tue, Sep 29
Delta Logo
3:25 pm - 5:30 pm
PHX
-
BIO
17h 05m
1 stop
Delta Logo
10:30 am - 11:38 pm
BIO
-
PHX
22h 08m
2 stops
$808Delta
Sun, Sep 20 - Thu, Oct 1

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United Airlines flights from Phoenix to Bilbao

Our best United Airlines deals on Phoenix to Bilbao flight tickets
United Airlines
Dec 6
PHX11:30 amPhoenix Sky Harbor Intl
22h 35m
2 stops
BIO6:05 pmBilbao
Dec 9
BIO7:25 amBilbao
25h 39m
2 stops
PHX1:04 amPhoenix Sky Harbor Intl
$749
United Airlines
Dec 6
PHX12:50 pmPhoenix Sky Harbor Intl
26h 00m
2 stops
BIO10:50 pmBilbao
Dec 9
BIO7:25 amBilbao
23h 26m
2 stops
PHX10:51 pmPhoenix Sky Harbor Intl
$756
United Airlines
Dec 6
PHX12:55 pmPhoenix Sky Harbor Intl
25h 55m
2 stops
BIO10:50 pmBilbao
Dec 9
BIO7:25 amBilbao
20h 17m
2 stops
PHX7:42 pmPhoenix Sky Harbor Intl
$760

Delta flights from Phoenix to Bilbao

Our best Delta deals on Phoenix to Bilbao flight tickets
Delta
Sep 20
PHX3:25 pmPhoenix Sky Harbor Intl
17h 05m
1 stop
BIO5:30 pmBilbao
Oct 6
BIO7:10 amBilbao
15h 00m
1 stop
PHX1:10 pmPhoenix Sky Harbor Intl
$798
Delta
Sep 20
PHX3:25 pmPhoenix Sky Harbor Intl
17h 05m
1 stop
BIO5:30 pmBilbao
Oct 2
BIO6:45 amBilbao
23h 27m
2 stops
PHX9:12 pmPhoenix Sky Harbor Intl
$800
Delta
Sep 22
PHX11:37 amPhoenix Sky Harbor Intl
20h 53m
2 stops
BIO5:30 pmBilbao
Sep 29
BIO7:10 amBilbao
15h 00m
1 stop
PHX1:10 pmPhoenix Sky Harbor Intl
$802

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix 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 July 25, 2026.
Use the filters below to find and compare flights from Phoenix to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 12/6

11:30 am-6:05 pm

2 stops22h 35m

Bilbao

Wed 12/9

7:25 am-1:04 am

2 stops25h 39m

$749

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 12/6

12:50 pm-10:50 pm

2 stops26h 00m

Bilbao

Wed 12/9

7:25 am-10:51 pm

2 stops23h 26m

$756

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 12/6

12:55 pm-10:50 pm

2 stops25h 55m

Bilbao

Wed 12/9

7:25 am-7:42 pm

2 stops20h 17m

$760

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/13

7:05 am-10:05 pm

2 stops30h 00m

Bilbao

Tue 9/22

6:45 am-10:38 pm

2 stops24h 53m

$773

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/20

7:55 am-5:55 pm

2 stops25h 00m

Bilbao

Wed 10/7

6:50 am-11:53 am

2 stops38h 03m

$795
Quickest round-trip

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/20

3:25 pm-5:30 pm

1 stop17h 05m

Bilbao

Tue 10/6

7:10 am-1:10 pm

1 stop15h 00m

$798

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/20

7:55 am-5:55 pm

2 stops25h 00m

Bilbao

Fri 10/2

6:45 am-7:16 pm

2 stops21h 31m

$799

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/20

3:25 pm-5:30 pm

1 stop17h 05m

Bilbao

Tue 10/6

6:45 am-11:08 pm

2 stops25h 23m

$800

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Tue 9/22

11:37 am-5:30 pm

2 stops20h 53m

Bilbao

Tue 9/29

7:10 am-1:10 pm

1 stop15h 00m

$802

PhoenixBilbao

PHX - BIO

PHXBIO

Phoenix Sky Harbor Intl

Sun 9/20

3:25 pm-5:30 pm

1 stop17h 05m

Bilbao

Thu 10/1

10:30 am-11:38 pm

2 stops22h 08m

$808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Bilbao from

How to get the cheapest flight ticket from Phoenix 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 month to fly to Bilbao?

The cheapest month to fly to Bilbao from Phoenix is in December. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in December, then January is your next best option. Flight prices from Phoenix to Bilbao during January average around $0.

Cheap Phoenix to Bilbao flight deals and tips

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

Fastest flight time

18h 40m

Direct flights

None
The fastest flight from Phoenix to Bilbao takes 18h 40m
There are no direct flights from Phoenix to Bilbao. There are no popular flight routes from Phoenix to Bilbao.
Search flight deals

Frequently asked questions about flying from Phoenix to Bilbao

  • How far is Phoenix to Bilbao by plane?

    The straight-line distance from Phoenix to Bilbao is 5504.0 mi. By plane, this route typically takes 18h 40m.

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

    Prices for flights from Phoenix to Bilbao Airport are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix to Bilbao Airport.

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

    The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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?

It is quick and easy to find Phoenix to Bilbao flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bilbao that suits you.

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

Yes. All flights to Bilbao from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bilbao from Phoenix.

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

Of course. momondo tracks the price of Phoenix to Bilbao flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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