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Cheap flights from Portland to Bilbao from $792

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bilbao departing on 6/14. 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
0 bags

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Find the cheapest flights from Portland to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:58 am - 11:15 pm
PDX
-
BIO
26h 17m
2 stops
Multiple Airlines Logo
6:45 am - 11:22 pm
BIO
-
PDX
25h 37m
2 stops
$811Multiple Airlines
Wed, Aug 5 - Wed, Aug 26
United Airlines Logo
2:14 pm - 4:00 pm
PDX
-
BIO
40h 46m
2 stops
United Airlines Logo
6:45 am - 9:30 am
BIO
-
PDX
34h 45m
2 stops
$932United Airlines
Sat, Sep 26 - Mon, Oct 26
United Airlines Logo
12:45 pm - 4:00 pm
PDX
-
BIO
42h 15m
3 stops
United Airlines Logo
6:45 am - 12:54 am
BIO
-
PDX
26h 09m
2 stops
$937United Airlines
Sat, Sep 26 - Mon, Oct 26
United Airlines Logo
11:40 pm - 4:00 pm
PDX
-
BIO
31h 20m
2 stops
United Airlines Logo
2:10 pm - 12:47 am
BIO
-
PDX
43h 37m
3 stops
$941United Airlines
Sun, Aug 9 - Sun, Aug 30
Lufthansa Logo
10:10 am - 11:05 pm
PDX
-
BIO
27h 55m
2 stops
Lufthansa Logo
6:50 am - 7:10 pm
BIO
-
PDX
21h 20m
2 stops
$945Lufthansa
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
11:56 am - 11:15 pm
PDX
-
BIO
26h 19m
2 stops
Multiple Airlines Logo
6:45 am - 10:47 pm
BIO
-
PDX
25h 02m
2 stops
$948Multiple Airlines
Tue, May 5 - Tue, May 12
Delta Logo
11:20 am - 5:30 pm
PDX
-
BIO
21h 10m
2 stops
Delta Logo
6:45 am - 11:10 am
BIO
-
PDX
13h 25m
1 stop
$952Delta
Tue, May 19 - Tue, May 26
Finnair Logo
1:39 pm - 11:15 pm
PDX
-
BIO
24h 36m
2 stops
Finnair Logo
6:45 am - 9:49 pm
BIO
-
PDX
24h 04m
2 stops
$962Finnair
Wed, Jul 15 - Wed, Jul 29
Delta Logo
2:08 pm - 4:30 pm
PDX
-
BIO
17h 22m
2 stops
Delta Logo
6:45 am - 11:10 am
BIO
-
PDX
13h 25m
1 stop
$978Delta
Wed, Aug 5 - Wed, Aug 26
Air Canada Logo
10:10 am - 5:10 pm
PDX
-
BIO
22h 00m
2 stops
Air Canada Logo
7:15 am - 7:05 pm
BIO
-
PDX
20h 50m
3 stops
$987Air Canada
Tue, May 19 - Tue, May 26

Lufthansa flights from Portland to Bilbao

Our best Lufthansa deals on Portland to Bilbao flight tickets
Lufthansa
May 19
PDX10:10 amPortland
27h 55m
2 stops
BIO11:05 pmBilbao
May 26
BIO6:50 amBilbao
21h 20m
2 stops
PDX7:10 pmPortland
$945
Lufthansa
May 19
PDX10:10 amPortland
22h 00m
2 stops
BIO5:10 pmBilbao
May 26
BIO6:50 amBilbao
21h 15m
2 stops
PDX7:05 pmPortland
$1,052

Delta flights from Portland to Bilbao

Our best Delta deals on Portland to Bilbao flight tickets
Delta
May 19
PDX11:20 amPortland
21h 10m
2 stops
BIO5:30 pmBilbao
May 26
BIO6:45 amBilbao
13h 25m
1 stop
PDX11:10 amPortland
$952
Delta
Aug 5
PDX2:08 pmPortland
17h 22m
2 stops
BIO4:30 pmBilbao
Aug 26
BIO6:45 amBilbao
13h 25m
1 stop
PDX11:10 amPortland
$978
Delta
May 19
PDX1:05 pmPortland
13h 10m
1 stop
BIO11:15 amBilbao
May 26
BIO6:45 amBilbao
13h 25m
1 stop
PDX11:10 amPortland
$1,008

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 April 24, 2026.
Use the filters below to find and compare flights from Portland to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Wed 8/5

11:58 am-11:15 pm

2 stops26h 17m

Bilbao

Wed 8/26

6:45 am-11:22 pm

2 stops25h 37m

$811

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sat 9/26

2:14 pm-4:00 pm

2 stops40h 46m

Bilbao

Mon 10/26

6:45 am-9:30 am

2 stops34h 45m

$932

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sat 9/26

12:45 pm-4:00 pm

3 stops42h 15m

Bilbao

Mon 10/26

6:45 am-12:54 am

2 stops26h 09m

$937

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sun 8/9

11:40 pm-4:00 pm

2 stops31h 20m

Bilbao

Sun 8/30

2:10 pm-12:47 am

3 stops43h 37m

$941

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/19

10:10 am-11:05 pm

2 stops27h 55m

Bilbao

Tue 5/26

6:50 am-7:10 pm

2 stops21h 20m

$945

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/5

11:56 am-11:15 pm

2 stops26h 19m

Bilbao

Tue 5/12

6:45 am-10:47 pm

2 stops25h 02m

$948

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/19

11:20 am-5:30 pm

2 stops21h 10m

Bilbao

Tue 5/26

6:45 am-11:10 am

1 stop13h 25m

$952

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Wed 7/15

1:39 pm-11:15 pm

2 stops24h 36m

Bilbao

Wed 7/29

6:45 am-9:49 pm

2 stops24h 04m

$962
Quickest round-trip

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Wed 8/5

2:08 pm-4:30 pm

2 stops17h 22m

Bilbao

Wed 8/26

6:45 am-11:10 am

1 stop13h 25m

$978

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/19

10:10 am-5:10 pm

2 stops22h 00m

Bilbao

Tue 5/26

7:15 am-7:05 pm

3 stops20h 50m

$987

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Portland 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 typical price of a round-trip flight between Portland and Bilbao?

Can stopping save me money on Portland to Bilbao flights?

You could potentially save up to 14% on your flight if you consider stops on a Portland to Bilbao flight.

When to book flights from Portland to Bilbao

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

Cheap Portland to Bilbao (PDX to BIO) flight deals and tips

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

Fastest flight time

24h 30m

Direct flights

None
The fastest flight from Portland to Bilbao takes 24h 30m
There are no direct flights from Portland to Bilbao. There are no popular flight routes from Portland to Bilbao.
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Frequently asked questions about flying from Portland to Bilbao

  • How far is Portland to Bilbao by plane?

    There are 5272.0 mi between Portland and Bilbao. In terms of flight time, this usually takes a little over 24h 30m.

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

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

  • How many operators does momondo search for flights from Portland Airport to Bilbao Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport 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.

  • What is the most popular airline from Portland to Bilbao?

Best airlines flying from Portland to Bilbao

Compare and see reviews for airlines that fly from Portland to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $469Free CancellationRating
7.9
8,456 reviews
Search Delta flights
KLMPriceFrom $476Free CancellationRating
7.8
1,508 reviews
Search KLM 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 Portland to Bilbao?

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

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

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

momondo helps you find the best flight between Portland 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 Portland to Bilbao right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bilbao, momondo offers a useful price alert feature which will track prices for flights to Bilbao from Portland and alert you when they change.

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