Porto

$321+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Dec 23 — Dec 301
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The best prices from Riverside to Porto are usually found in February or November, booked 4 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

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 December 18, 2024.

Round-trip from

$583
(Gotogate)

One-way from

$321
(Iberia)

Popular in

June

Cheapest in

February

Average price

$1,044
From Riverside to Porto
One-way flight from Riverside to Porto
High demand for flights, 18% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for round-trip flights in December 2024

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 December 18, 2024.

This Mytrip deal was found by Cheapflights users on 12/17. 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.
Fri 12/278:15 pmLAX - OPO
1 stop14h 00mMultiple Airlines
Sun 1/129:55 pmOPO - LAX
2 stops28h 35mMultiple Airlines
Deal found 12/17$959
This Iberia deal was found by Cheapflights users on 12/18. 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.
Sun 12/297:30 pmLAX - OPO
1 stop17h 50mIberia
Sun 1/128:35 amOPO - LAX
1 stop17h 10mIberia
Deal found 12/18$1,398
This Gurufare deal was found by Cheapflights users on 12/17. 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.
Mon 12/239:22 pmLAX - OPO
2 stops26h 18mBritish Airways
Fri 1/108:20 amOPO - LAX
2 stops19h 54mBritish Airways
Deal found 12/17$1,680
This Air Canada deal was found by Cheapflights users on 12/18. 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.
Wed 12/257:45 amLAX - OPO
2 stops23h 30mAir Canada
Tue 12/316:00 amOPO - LAX
2 stops41h 46mAir Canada
Deal found 12/18$1,830
This Lufthansa deal was found by Cheapflights users on 12/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/255:30 pmLAX - OPO
1 stop22h 05mLufthansa
Mon 12/306:15 amOPO - LAX
1 stop17h 00mLufthansa
Deal found 12/18$1,887
This Gotogate deal was found by Cheapflights users on 12/18. 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.
Sun 12/227:30 pmLAX - OPO
1 stop28h 30mVueling
Wed 12/252:35 pmOPO - LAX
1 stop35h 10mVueling
Deal found 12/18$1,911
This KLM deal was found by Cheapflights users on 12/17. 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.
Mon 12/231:45 pmLAX - OPO
1 stop24h 35mKLM
Fri 1/1011:45 amOPO - LAX
1 stop17h 50mKLM
Deal found 12/17$1,988
This Turkish Airlines deal was found by Cheapflights users on 12/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:55 pmLAX - OPO
1 stop31h 05mTurkish Airlines
Mon 12/304:25 pmOPO - LAX
1 stop26h 40mTurkish Airlines
Deal found 12/18$2,276
This United Airlines deal was found by Cheapflights users on 12/18. 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 12/2912:20 amLAX - OPO
2 stops27h 15mUnited Airlines
Thu 1/26:00 amOPO - LAX
2 stops22h 35mUnited Airlines
Deal found 12/18$2,493
This Delta deal was found by Cheapflights users on 12/18. 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 12/2211:15 amLAX - OPO
2 stops20h 10mDelta
Tue 12/311:55 pmOPO - LAX
1 stop15h 40mDelta
Deal found 12/18$2,517
This FlightHub deal was found by Cheapflights users on 12/18. 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.
Mon 12/237:10 pmLAX - OPO
1 stop14h 50mSWISS
Tue 12/317:15 pmOPO - LAX
1 stop29h 15mSWISS
Deal found 12/18$3,141
This Austrian Airlines deal was found by Cheapflights users on 12/18. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/215:30 pmLAX - OPO
2 stops34h 50mAustrian Airlines
Sat 1/412:40 pmOPO - LAX
2 stops58h 35mAustrian Airlines
Deal found 12/18$3,258

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 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 2/2

7:30 pm-9:20 pm

1 stop17h 50m

Porto

Tue 2/18

8:35 am-7:05 pm

1 stop18h 30m

$583

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Thu 1/23

7:30 pm-6:15 pm

1 stop38h 45m

Porto

Thu 1/30

7:25 am-5:45 pm

1 stop18h 20m

$633

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 3/29

9:05 pm-11:10 am

1 stop30h 05m

Porto

Mon 4/7

12:00 pm-10:49 pm

2 stops42h 49m

$721

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 5/27

4:40 pm-8:35 pm

1 stop19h 55m

Porto

Sat 6/7

9:30 pm-2:40 pm

1 stop25h 10m

$724

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 2/25

6:55 pm-10:00 am

1 stop31h 05m

Porto

Thu 6/5

4:50 pm-11:45 am

1 stop26h 55m

$764

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Fri 4/11

1:15 pm-8:05 am

1 stop34h 50m

Porto

Sun 4/20

9:50 am-12:12 pm

1 stop34h 22m

$789

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 3/11

8:00 am-10:50 am

2 stops19h 50m

Porto

Wed 3/19

6:00 am-10:10 pm

2 stops23h 10m

$852

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 3/29

7:15 am-2:30 pm

2 stops48h 15m

Porto

Mon 4/7

4:20 pm-6:20 pm

1 stop34h 00m

$911

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 3/8

8:30 am-12:05 pm

2 stops19h 35m

Porto

Sat 3/15

6:00 am-10:30 am

2 stops35h 30m

$938

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 2/1

11:53 pm-11:35 am

2 stops27h 42m

Porto

Sat 2/8

6:00 am-8:33 pm

2 stops46h 33m

$950

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 21 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 December 13, 2024.

The best time to book flights from Riverside to Porto is 4 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 $523). Flying from Riverside to Porto in June is currently the most expensive (average of $1,000). 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 December 18, 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 December 16, 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. Tuesday 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 December 18, 2024.
Read through reviews of airlines operating flights from Riverside to Porto, such as Turkish Airlines, Air Canada and Iberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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
8,604 reviews
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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
1,349 reviews
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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
389 reviews
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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
1,606 reviews
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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
9,059 reviews
8.0
Very good
8,604 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

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. 13 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.

  • 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 Iberia ($321), TAP AIR PORTUGAL ($505), and United Airlines ($869).

  • 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.

  • 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 $523). Flying from Riverside to Porto in June is currently the most expensive (average of $1,000). 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 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$435Average$587FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$510Average$925FlexibilityNo cancel feeOn-time88%
British AirwaysCheapest$550Average$917FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$643Average$930FlexibilityNo cancel feeOn-time71%
SWISSCheapest$674Average$1,023FlexibilityNo cancel feeOn-time79%
KLMCheapest$682Average$1,065FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$690Average$1,018FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$713Average$805FlexibilityNo cancel feeOn-time77%
IberiaCheapest$740Average$1,057FlexibilityNo cancel feeOn-time77%
Air TransatCheapest$757Average$877FlexibilityNo cancel feeOn-time50%
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