Porto

$259+ Cheap flights from Riverside, CA to Porto (OPO)

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Nov 10 — Nov 171
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The best prices from Riverside to Porto are usually found in February or October, booked 3 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

Cheap flight deals from Riverside to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Riverside (R1V) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$553
(oojo)

One-way from

$259
(Kiwi.com)
High demand for flights, 20% potential price rise
Best time to find cheap flights, 21% potential price drop
From Riverside to Porto
One-way flight from Riverside to Porto

Find flight deals from Riverside to Porto

Cheapest flights from Riverside to Porto
Explore the most affordable flight options available from Riverside to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/135:40 pmLAX - OPO
3 stops29h 10mMultiple Airlines
Tue 11/1911:35 amOPO - LAX
3 stops36h 00mMultiple Airlines
Deal found 11/4$715
This oojo deal was found by Cheapflights users on 11/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/101:00 pmLAX - OPO
1 stop42h 25mTurkish Airlines
Wed 11/2011:00 amOPO - LAX
1 stop32h 05mTurkish Airlines
Deal found 11/3$725
This FlightHub deal was found by Cheapflights users on 11/4. 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.
Sun 12/297:10 pmLAX - OPO
1 stop14h 35mSWISS
Sun 1/127:25 pmOPO - LAX
1 stop29h 05mSWISS
Deal found 11/4$842
This Delta deal was found by Cheapflights users on 11/5. 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.
Sun 12/295:45 amLAX - OPO
2 stops20h 45mDelta
Sun 1/125:00 amOPO - LAX
2 stops22h 24mDelta
Deal found 11/5$879
This KLM deal was found by Cheapflights users on 11/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/208:50 amLAX - OPO
2 stops17h 40mKLM
Mon 11/2511:15 amOPO - LAX
1 stop32h 30mKLM
Deal found 11/4$1,040
This KAYAK deal was found by Cheapflights users on 11/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:52 amLAX - OPO
2 stops22h 48mIberia
Sun 1/129:55 pmOPO - LAX
2 stops25h 55mIberia
Deal found 11/4$1,171
This oojo deal was found by Cheapflights users on 11/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/137:00 amLAX - OPO
2 stops22h 05mTAP AIR PORTUGAL
Wed 12/116:00 pmOPO - LAX
2 stops37h 59mTAP AIR PORTUGAL
Deal found 11/3$1,198
This Gurufare deal was found by Cheapflights users on 11/4. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/263:05 pmLAX - OPO
1 stop16h 10mLufthansa
Sun 12/14:25 pmOPO - LAX
2 stops30h 50mLufthansa
Deal found 11/4$1,257
This oojo deal was found by Cheapflights users on 11/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1612:55 amLAX - OPO
2 stops26h 50mBritish Airways
Sun 11/248:20 amOPO - LAX
2 stops39h 05mBritish Airways
Deal found 11/4$1,300
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Sun 12/2211:40 amLAX - OPO
2 stops39h 55mUnited Airlines
Sat 12/2812:30 pmOPO - LAX
2 stops40h 46mUnited Airlines
Deal found 11/4$1,324
This Gotogate deal was found by Cheapflights users on 11/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/117:45 amLAX - OPO
2 stops21h 05mAir Canada
Mon 11/256:00 amOPO - LAX
2 stops23h 16mAir Canada
Deal found 11/4$1,337
This KAYAK deal was found by Cheapflights users on 11/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/273:20 pmLAX - OPO
2 stops20h 00mITA Airways
Sat 1/411:35 amOPO - LAX
2 stops33h 45mITA Airways
Deal found 11/4$1,734

Find flights from Riverside to Porto within your budget

Customize your flight search to find flights from Riverside to Porto 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 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 11/17

12:45 pm-8:00 am

3 stops59h 15m

$259

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 4/30

7:30 pm-5:05 pm

1 stop37h 35m

$385

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 11/13

7:35 am-7:05 am

1 stop15h 30m

$485

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Fri 3/14

7:05 pm-4:00 pm

1 stop13h 55m

$563

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Mon 11/18

3:05 pm-10:25 pm

1 stop23h 20m

$676

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 4/30

5:30 am-9:45 am

2 stops20h 15m

$701

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 4/29

7:20 pm-11:20 am

1 stop32h 00m

$710

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 11/17

1:00 pm-3:25 pm

1 stop42h 25m

$821

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Thu 11/21

1:45 pm-3:25 pm

1 stop17h 40m

$910

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 11/16

12:54 am-11:45 am

2 stops26h 51m

$950

Flights are sorted by cheapest first

Deals found on 11/5

Showing 1-10 of 24 results
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Best time to book a flight from Riverside to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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.

Travel insights for flights from Riverside to Porto

Get recent, data-driven insights about flights from Riverside to Porto including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Porto. Price data was last updated on November 1, 2024.

The best time to book flights from Riverside to Porto is 3 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 Porto?

Currently, January is the cheapest month in which you can book a flight from Riverside to Porto (average of $517). Flying from Riverside to Porto in June is currently the most expensive (average of $993). 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 OPO?

Find hourly flight availability from Riverside to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

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

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

Use this chart to determine the cheapest time to fly round-trip from Riverside to Porto. Price data was last updated on November 3, 2024.

Travelers seeking maximum savings on their Riverside to Porto flight should consider departing on Sunday evenings 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 Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated November 5, 2024.
Read through reviews of airlines operating flights from Riverside to Porto, such as SWISS, British Airways and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

8.0
Very good
8,830 reviews
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

7.8
Good
1,350 reviews
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

7.8
Good
387 reviews
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

7.6
Good
1,646 reviews
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

7.4
Good
9,215 reviews
8.0
Very good
8,830 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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 Porto. 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 Porto from Riverside?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Riverside to Porto. 11 airlines have flights to Porto from Riverside on a regular basis. Booking flights from Riverside to Porto should not be difficult; the airport handles an average of 0 inbound flights from Riverside per day.

  • Can I find flights from Riverside to Porto for under $600 on Cheapflights?

    Yes, there are multiple flights from Riverside to Porto for under $600. The cheapest flight booked recently is on Scandinavian Airlines for just $553, but on average you can expect to pay $821.

  • Are there last-minute flights available from Riverside to Porto for under $800?

    There are currently 9+ open flights from Riverside to Porto within the next 7 days for less than $800.

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

    The cheapest airlines for a one-way flight from Riverside to Porto are Air Transat ($485), United Airlines ($622), and Iberia ($672).

  • What does LAX to OPO mean?

    LAX and OPO are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LAX to OPO refers to a flight route from Los Angeles Airport to Porto Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Santa Ana J. Wayne/Orange Cnty Airport (SNA), Ontario Airport (ONT), Long Beach Municipal Airport (LGB), San Bernardino Int Airport (SBD), Victorville Southern California Logistics Airport (VCV).

  • Can I find deals for flights from Riverside to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Riverside to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Riverside to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Riverside to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Riverside to Porto that allow pets onboard?

    Many airlines flying from Riverside to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Riverside to Porto?

    Yes, you can often find last-minute deals on Riverside to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Riverside to Porto flight deals updated?

    The Riverside to Porto flight deals you see on this page were last updated on 11/5.

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

    Currently, January is the cheapest month in which you can book a flight from Riverside to Porto (average of $517). Flying from Riverside to Porto in June is currently the most expensive (average of $993). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Riverside to Porto

Discover the top 10 airlines that operate flights from Riverside to Porto. 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 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$433Average$606FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$510Average$895FlexibilityNo cancel feeOn-time88%
IberiaCheapest$527Average$1,031FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$530Average$955FlexibilityNo cancel feeOn-time71%
SWISSCheapest$596Average$1,012FlexibilityNo cancel feeOn-time79%
KLMCheapest$682Average$1,047FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$690Average$1,018FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$713Average$786FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$769Average$1,081FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$783Average$1,373FlexibilityNo cancel feeOn-time69%
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