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Cheap flights from Tucson to Bilbao from $745

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Bilbao departing on 2/7. 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 Tucson to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
4:06 pm - 4:30 pmTUS  Tucson-BIO Bilbao
16h 24m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
5:20 pm - 5:26 pmBIO  Bilbao-TUS Tucson
32h 06m2 stops Amsterdam Schiphol Salt Lake City
$745KLM
Sun, Feb 7 - Tue, Feb 9
United Airlines Logo
12:19 pm - 4:10 pmTUS  Tucson-BIO Bilbao
19h 51m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
6:45 am - 9:42 pmBIO  Bilbao-TUS Tucson
22h 57m2 stops Frankfurt am Main Denver Intl
$812United Airlines
Sun, Feb 7 - Tue, Feb 9
United Airlines Logo
5:15 am - 11:25 pmTUS  Tucson-BIO Bilbao
33h 10m2 stops Denver Intl Munich Franz Josef Strauss
United Airlines Logo
6:50 am - 9:10 pmBIO  Bilbao-TUS Tucson
23h 20m2 stops Frankfurt am Main Houston George Bush Intcntl
$902United Airlines
Sat, Sep 26 - Sat, Oct 3
British Airways Logo
3:54 pm - 8:30 amTUS  Tucson-BIO Bilbao
31h 36m3 stops Dallas/Fort Worth London Heathrow Madrid Barajas
British Airways Logo
9:35 pm - 8:35 pmBIO  Bilbao-TUS Tucson
32h 00m2 stops Madrid Barajas Dallas/Fort Worth
$1,093British Airways
Sat, Sep 26 - Sat, Oct 3

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United Airlines flights from Tucson to Bilbao

Our best United Airlines deals on Tucson to Bilbao flight tickets
United Airlines
Feb 7
TUS12:19 pmTucson
19h 51m
2 stops
BIO4:10 pmBilbao
Feb 9
BIO6:45 amBilbao
22h 57m
2 stops
TUS9:42 pmTucson
$812
United Airlines
Sep 26
TUS5:15 amTucson
33h 10m
2 stops
BIO11:25 pmBilbao
Oct 3
BIO6:50 amBilbao
23h 20m
2 stops
TUS9:10 pmTucson
$902

momondo Fare Finder

 
Customize your flight search to find flights from Tucson 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 August 14, 2026.
Use the filters below to find and compare flights from Tucson to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TucsonBilbao

TUS Tucson - BIO Bilbao

TUSBIO

Tucson

Sun 2/7

4:06 pm-4:30 pm

2 stops16h 24m

Bilbao

Tue 2/9

5:20 pm-5:26 pm

2 stops32h 06m

$745
Quickest round-trip

TucsonBilbao

TUS Tucson - BIO Bilbao

TUSBIO

Tucson

Sun 2/7

12:19 pm-4:10 pm

2 stops19h 51m

Bilbao

Tue 2/9

6:45 am-9:42 pm

2 stops22h 57m

$812

TucsonBilbao

TUS Tucson - BIO Bilbao

TUSBIO

Tucson

Sat 9/26

5:15 am-11:25 pm

2 stops33h 10m

Bilbao

Sat 10/3

6:50 am-9:10 pm

2 stops23h 20m

$902

TucsonBilbao

TUS Tucson - BIO Bilbao

TUSBIO

Tucson

Sat 9/26

3:54 pm-8:30 am

3 stops31h 36m

Bilbao

Sat 10/3

9:35 pm-8:35 pm

2 stops32h 00m

$1,093

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Tucson to Bilbao

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

Cheap Tucson to Bilbao (TUS to BIO) flight deals and tips

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

Fastest flight time

23h 10m

Direct flights

None
The fastest flight from Tucson to Bilbao takes 23h 10m
There are no direct flights from Tucson to Bilbao. There are no popular flight routes from Tucson to Bilbao.
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Frequently asked questions about flying from Tucson to Bilbao

  • How far is Tucson to Bilbao by plane?

    Tucson and Bilbao are 5519.3 mi apart from one another. A reasonable flight in good conditions will take 23h 10m.

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

    Prices for flights from Tucson Airport to Bilbao Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Bilbao Airport.

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

    The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Tucson to Bilbao

  • How do I get Price Alerts for flights from Tucson to Bilbao?

    Confirm your travel details to search for the latest offers for flights from Tucson to Bilbao. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Tucson to Bilbao with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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 Tucson to Bilbao?

It is quick and easy to find Tucson 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 Tucson to Bilbao with flexible booking policies on momondo?

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

How can momondo help me find flights from Tucson 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 Tucson.

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

Yes. momondo can track prices for Tucson 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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