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Bilbao

$349+ Cheap flights from Riverside, CA to Bilbao (BIO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BIO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Bilbao are usually found in March or February, booked 23 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap flight deals from Riverside to Bilbao

Keep the following information in mind while searching for Riverside to Bilbao flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$558
(Iberia)

One-way from

$349
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$902
Provider with most accurate pricing for Los Angeles-Bilbao flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Bilbao flights.
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From Riverside to Bilbao
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One-way flight from Riverside to Bilbao
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Highest demand for flights based on searches. 16% potential increase in price ($201 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Riverside to Bilbao

Cheapest flights from Riverside to Bilbao
Explore the most affordable flight options available from Riverside to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Vueling Global deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:45 pmLAX - BIO
1 stop28h 00mMultiple Airlines
Mon 5/199:30 amBIO - LAX
1 stop17h 00mMultiple Airlines
Deal found 4/30$542
This Iberia deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:50 pmLAX - BIO
1 stop18h 10mIberia
Tue 10/289:35 pmBIO - LAX
1 stop27h 55mIberia
Deal found 4/30$558
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:00 amLAX - BIO
2 stops19h 25mDelta
Wed 10/811:05 amBIO - LAX
1 stop16h 05mDelta
Deal found 4/30$568
This Air Canada deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:05 amLAX - BIO
2 stops24h 45mAir Canada
Tue 10/286:45 amBIO - LAX
2 stops35h 36mAir Canada
Deal found 5/1$596
This FlightHub deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:30 pmLAX - BIO
1 stop19h 20mLufthansa
Sun 11/307:20 amBIO - LAX
1 stop16h 55mLufthansa
Deal found 4/30$739
This FlightHub deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:10 amLAX - BIO
1 stop25h 55mTurkish Airlines
Tue 9/2312:05 pmBIO - LAX
1 stop32h 40mTurkish Airlines
Deal found 4/30$770
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/145:30 pmLAX - BIO
1 stop15h 20mUnited Airlines
Fri 8/112:30 pmBIO - LAX
1 stop17h 45mUnited Airlines
Deal found 4/30$935
This Booking.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/197:55 pmLAX - BIO
1 stop29h 15mVueling
Thu 5/227:55 pmBIO - LAX
1 stop31h 15mVueling
Deal found 4/30$959
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/165:50 pmLAX - BIO
1 stop14h 05mAmerican Airlines
Fri 7/41:30 pmBIO - LAX
2 stops19h 47mAmerican Airlines
Deal found 4/30$1,128
This Orbitz deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1712:55 amLAX - BIO
2 stops31h 35mAer Lingus
Sat 5/246:10 pmBIO - LAX
1 stop33h 15mAer Lingus
Deal found 4/30$1,578
This StudentUniverse deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:45 pmLAX - BIO
2 stops19h 30mFinnair
Fri 5/236:45 amBIO - LAX
2 stops24h 57mFinnair
Deal found 4/30$1,599
This lastminute.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:00 amLAX - BIO
2 stops20h 40mTAP AIR PORTUGAL
Mon 5/1912:25 pmBIO - LAX
2 stops32h 15mTAP AIR PORTUGAL
Deal found 4/30$2,117

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Riverside to Bilbao that are best for you.

Fly from

Riverside

Fly to

Bilbao

Route

Depart

Return

Price

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 10/20

7:50 pm-11:00 pm

1 stop18h 10m

Bilbao

Tue 10/28

9:35 pm-5:30 pm

1 stop27h 55m

$558

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 10/20

2:51 pm-11:15 pm

2 stops23h 24m

Bilbao

Tue 10/28

6:45 am-8:58 pm

2 stops22h 13m

$563

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Wed 10/1

6:00 am-10:25 am

2 stops19h 25m

Bilbao

Wed 10/8

11:05 am-6:10 pm

1 stop16h 05m

$568

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 10/20

8:05 am-5:50 pm

2 stops24h 45m

Bilbao

Tue 10/28

6:45 am-10:21 am

2 stops35h 36m

$596

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Wed 9/10

12:10 am-11:05 am

1 stop25h 55m

Bilbao

Tue 9/23

12:05 pm-11:45 am

1 stop32h 40m

$770

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 7/14

5:30 pm-5:50 pm

1 stop15h 20m

Bilbao

Fri 8/1

12:30 pm-9:15 pm

1 stop17h 45m

$935

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 5/19

7:55 pm-10:10 am

1 stop29h 15m

Bilbao

Thu 5/22

7:55 pm-6:10 pm

1 stop31h 15m

$959

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 6/16

5:50 pm-4:55 pm

1 stop14h 05m

Bilbao

Fri 7/4

1:30 pm-12:17 am

2 stops19h 47m

$1,128

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Mon 6/16

5:30 pm-5:50 pm

1 stop15h 20m

Bilbao

Fri 7/4

7:15 am-3:15 pm

1 stop17h 00m

$1,130

Los AngelesBilbao

LAX - BIO

LAXBIO

Los Angeles

Sat 5/17

12:55 am-5:30 pm

2 stops31h 35m

Bilbao

Sat 5/24

6:10 pm-6:25 pm

1 stop33h 15m

$1,578

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 21 results
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Best time to book a flight from Riverside to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Riverside with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Riverside to Bilbao

How far ahead should I book a flight from Riverside to Bilbao?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Bilbao. Price data was last updated on April 25, 2025.

The best time to book flights from Riverside to Bilbao is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Riverside to Bilbao?

Currently, January is the cheapest month in which you can book a flight from Riverside to Bilbao (average of $541). Flying from Riverside to Bilbao in June is currently the most expensive (average of $1,178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from R1V to BIO?

Find hourly flight availability from Riverside to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Riverside to Bilbao as you normally would.

What is the cheapest day to fly from Riverside to Bilbao?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Bilbao. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Riverside to Bilbao flight should consider departing on Friday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,790 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bilbao from Riverside?

    Located just 3.0 mi from the city center, Bilbao is the airport most travelers will use when flying to Bilbao from Riverside. Booking flights from Riverside to Bilbao (BIO) should be relatively easy as there are 0 daily inbound flights from Riverside from 7 different airlines.

  • What are the cheapest airlines to fly from Riverside to Bilbao one-way?

    The cheapest airlines for a one-way flight from Riverside to Bilbao are Vueling ($455), Aer Lingus ($516), and TAP AIR PORTUGAL ($553).

  • Can I find deals for flights from Riverside to Bilbao that include hotel bookings?

    Yes. In addition to deals on Riverside to Bilbao flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Bilbao?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Bilbao.

  • Can I find deals for business class flights from Riverside to Bilbao?

    Yes. Cheapflights offers flight deals from Riverside to Bilbao by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Riverside to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Riverside to Bilbao (average of $541). Flying from Riverside to Bilbao in June is currently the most expensive (average of $1,178). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Riverside to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Riverside to Bilbao

Discover the top 7 airlines that operate flights from Riverside to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$479Average$999FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$620Average$1,204FlexibilityNo cancel feeOn-time75%
IberiaCheapest$635Average$928FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$635Average$1,227FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$673Average$1,228FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$967Average$1,198FlexibilityNo cancel feeOn-time77%
DeltaCheapest$980Average$1,161FlexibilityNo cancel feeOn-timeN/A

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