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Cheap flights from Portland to Bilbao from $385

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 5/27. 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
1:23 pm - 11:15 pm
PDX
-
BIO
24h 52m
2 stops
Multiple Airlines Logo
6:45 am - 11:56 pm
BIO
-
PDX
26h 11m
2 stops
$790Multiple Airlines
Wed, Apr 29 - Fri, May 8
Multiple Airlines Logo
11:47 pm - 10:05 pm
PDX
-
BIO
37h 18m
2 stops
Multiple Airlines Logo
6:45 am - 10:47 pm
BIO
-
PDX
25h 02m
2 stops
$800Multiple Airlines
Sat, Apr 25 - Tue, May 12
Multiple Airlines Logo
11:56 am - 11:15 pm
PDX
-
BIO
26h 19m
2 stops
Multiple Airlines Logo
9:15 am - 9:38 pm
BIO
-
PDX
21h 23m
2 stops
$812Multiple Airlines
Wed, Apr 8 - Tue, Apr 21
Multiple Airlines Logo
5:15 am - 11:15 pm
PDX
-
BIO
33h 00m
2 stops
Multiple Airlines Logo
6:45 am - 10:57 am
BIO
-
PDX
37h 12m
2 stops
$828Multiple Airlines
Sat, Aug 1 - Thu, Aug 13
Lufthansa Logo
3:15 pm - 11:25 pm
PDX
-
BIO
23h 10m
2 stops
Lufthansa Logo
6:50 am - 4:33 pm
BIO
-
PDX
18h 43m
2 stops
$845Lufthansa
Sun, Apr 19 - Sun, Apr 26
Lufthansa Logo
3:30 pm - 5:55 pm
PDX
-
BIO
17h 25m
2 stops
Lufthansa Logo
6:50 am - 7:05 pm
BIO
-
PDX
21h 15m
2 stops
$846Lufthansa
Tue, May 19 - Tue, May 26
Finnair Logo
6:22 am - 11:15 pm
PDX
-
BIO
31h 53m
2 stops
Finnair Logo
6:45 am - 10:47 pm
BIO
-
PDX
25h 02m
2 stops
$850Finnair
Mon, May 4 - Mon, May 11
Lufthansa Logo
3:30 pm - 5:55 pm
PDX
-
BIO
17h 25m
2 stops
Lufthansa Logo
7:15 am - 9:15 pm
BIO
-
PDX
23h 00m
2 stops
$856Lufthansa
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
1:52 pm - 11:15 pm
PDX
-
BIO
24h 23m
2 stops
Multiple Airlines Logo
6:45 am - 11:57 pm
BIO
-
PDX
26h 12m
2 stops
$862Multiple Airlines
Wed, Apr 8 - Tue, Apr 21
Multiple Airlines Logo
7:30 pm - 9:45 pm
PDX
-
BIO
17h 15m
2 stops
Multiple Airlines Logo
9:15 am - 9:38 pm
BIO
-
PDX
21h 23m
2 stops
$870Multiple Airlines
Sat, Apr 11 - Tue, Apr 21

Lufthansa flights from Portland to Bilbao

Our best Lufthansa deals on Portland to Bilbao flight tickets
Lufthansa
Apr 19
PDX3:15 pmPortland
23h 10m
2 stops
BIO11:25 pmBilbao
Apr 26
BIO6:50 amBilbao
18h 43m
2 stops
PDX4:33 pmPortland
$845
Lufthansa
May 19
PDX3:30 pmPortland
17h 25m
2 stops
BIO5:55 pmBilbao
May 26
BIO6:50 amBilbao
21h 15m
2 stops
PDX7:05 pmPortland
$846
Lufthansa
May 19
PDX3:30 pmPortland
17h 25m
2 stops
BIO5:55 pmBilbao
May 26
BIO7:15 amBilbao
23h 00m
2 stops
PDX9:15 pmPortland
$856

Finnair flights from Portland to Bilbao

Our best Finnair deals on Portland to Bilbao flight tickets
Finnair
May 4
PDX6:22 amPortland
31h 53m
2 stops
BIO11:15 pmBilbao
May 11
BIO6:45 amBilbao
25h 02m
2 stops
PDX10:47 pmPortland
$850
Finnair
Jul 15
PDX1:39 pmPortland
24h 36m
2 stops
BIO11:15 pmBilbao
Jul 29
BIO6:45 amBilbao
24h 04m
2 stops
PDX9:49 pmPortland
$972

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 March 21, 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 4/29

1:23 pm-11:15 pm

2 stops24h 52m

Bilbao

Fri 5/8

6:45 am-11:56 pm

2 stops26h 11m

$790

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sat 4/25

11:47 pm-10:05 pm

2 stops37h 18m

Bilbao

Tue 5/12

6:45 am-10:47 pm

2 stops25h 02m

$800

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Wed 4/8

11:56 am-11:15 pm

2 stops26h 19m

Bilbao

Tue 4/21

9:15 am-9:38 pm

2 stops21h 23m

$812

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sat 8/1

5:15 am-11:15 pm

2 stops33h 00m

Bilbao

Thu 8/13

6:45 am-10:57 am

2 stops37h 12m

$828

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sun 4/19

3:15 pm-11:25 pm

2 stops23h 10m

Bilbao

Sun 4/26

6:50 am-4:33 pm

2 stops18h 43m

$845

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/19

3:30 pm-5:55 pm

2 stops17h 25m

Bilbao

Tue 5/26

6:50 am-7:05 pm

2 stops21h 15m

$846

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Mon 5/4

6:22 am-11:15 pm

2 stops31h 53m

Bilbao

Mon 5/11

6:45 am-10:47 pm

2 stops25h 02m

$850

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Tue 5/19

3:30 pm-5:55 pm

2 stops17h 25m

Bilbao

Tue 5/26

7:15 am-9:15 pm

2 stops23h 00m

$856

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Wed 4/8

1:52 pm-11:15 pm

2 stops24h 23m

Bilbao

Tue 4/21

6:45 am-11:57 pm

2 stops26h 12m

$862
Quickest round-trip

PortlandBilbao

PDX - BIO

PDXBIO

Portland

Sat 4/11

7:30 pm-9:45 pm

2 stops17h 15m

Bilbao

Tue 4/21

9:15 am-9:38 pm

2 stops21h 23m

$870

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 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 cheapest airline that flies from Portland to Bilbao?

American Airlines is the most popular carrier operating from Portland to Bilbao

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

20h 45m

Direct flights

None
The fastest flight from Portland to Bilbao takes 20h 45m
There are no direct flights from Portland to Bilbao. There are no popular flight routes from Portland to Bilbao.
Search flight deals

  • 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 20h 45m.

  • 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
8,313 reviews
Search Delta flights
KLMPriceFrom $476Free CancellationRating
7.8
1,475 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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