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Portimão

$288+ Cheap flights from Riverside, CA to Portimão, Portugal

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — FAO
Jul 28 — Aug 41
Mon 7/28
Mon 8/4
1 adult, Economy
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Cheap flight deals from Riverside to Portimão

Keep the following information in mind while searching for Riverside to Portimão flight deals. Data was last updated July 23, 2025.

Round-trip from

$552
(Connections by easyJet)

One-way from

$288
(Mytrip)

Popular in

July

Cheapest in

August

Average price

$1,257
From Riverside to Portimão
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One-way flight from Riverside to Portimão
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Riverside to Portimão

Cheapest flights from Riverside to Portimão
Explore the most affordable flight options available from Riverside to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2025.

This Connections by easyJet deal was found by Cheapflights users on 7/21. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/194:30 pmLAX - FAO
1 stop33h 00mMultiple Airlines
Fri 10/246:20 amFAO - LAX
1 stop15h 50mMultiple Airlines
Deal found 7/21$552
This Ovago deal was found by Cheapflights users on 7/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:30 pmLAX - FAO
1 stop30h 30mBritish Airways
Thu 11/67:40 pmFAO - LAX
1 stop32h 45mBritish Airways
Deal found 7/21$670
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:25 amLAX - FAO
2 stops22h 15mSWISS
Wed 10/17:10 pmFAO - LAX
1 stop29h 20mSWISS
Deal found 7/21$680
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Thu 8/212:55 pmLAX - FAO
1 stop15h 40mUnited Airlines
Tue 9/1611:40 amFAO - LAX
2 stops19h 15mUnited Airlines
Deal found 7/21$747
This Gurufare deal was found by Cheapflights users on 7/23. 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.
Thu 8/212:55 pmLAX - FAO
1 stop15h 40mLufthansa
Tue 9/1611:40 amFAO - LAX
1 stop17h 51mLufthansa
Deal found 7/23$772
This Mytrip deal was found by Cheapflights users on 7/21. 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.
Sun 8/37:30 pmLAX - FAO
2 stops54h 00mScandinavian Airlines
Tue 8/1910:15 amFAO - LAX
2 stops38h 05mScandinavian Airlines
Deal found 7/21$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Portimão 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 July 23, 2025.
Use the filters below to find and compare flights from Riverside to Portimão that are best for you.

Fly from

Riverside

Fly to

Portimão

Route

Depart

Return

Price

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Sun 10/19

4:30 pm-9:30 am

1 stop33h 00m

Faro

Fri 10/24

6:20 am-2:10 pm

1 stop15h 50m

$552

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Fri 10/31

8:30 pm-10:00 am

1 stop30h 30m

Faro

Thu 11/6

7:40 pm-8:25 pm

1 stop32h 45m

$670

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Wed 9/24

11:25 am-5:40 pm

2 stops22h 15m

Faro

Wed 10/1

7:10 pm-4:30 pm

1 stop29h 20m

$680

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Thu 8/21

2:55 pm-2:35 pm

1 stop15h 40m

Faro

Tue 9/16

11:40 am-10:55 pm

2 stops19h 15m

$747

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Thu 8/21

2:55 pm-2:35 pm

1 stop15h 40m

Faro

Tue 9/16

11:40 am-9:31 pm

1 stop17h 51m

$772

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Sun 8/3

7:30 pm-9:30 am

2 stops54h 00m

Faro

Tue 8/19

10:15 am-4:20 pm

2 stops38h 05m

$779

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Mon 10/6

5:30 am-6:40 pm

3 stops29h 10m

$288

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Mon 9/15

11:30 am-2:45 pm

2 stops19h 15m

$442

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Tue 8/5

8:15 pm-7:00 pm

1 stop14h 45m

$461

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Fri 12/5

3:00 pm-4:05 pm

2 stops17h 05m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 13 results
1
2

Best time to book a flight from Riverside to Portimão

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

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

Currently, November is the cheapest month in which you can book a flight from Riverside to Portimão (average of $628). Flying from Riverside to Portimão in June is currently the most expensive (average of $1,329). 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 P0T?

Find hourly flight availability from Riverside to Portimão. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2025.

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

How much does it cost to fly round-trip from Riverside to Portimão?

Reviews of airlines servicing Portimão

Get insights into the airlines that provide service to Portimão. 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 Portimão. Reviews last updated July 23, 2025.
Read reviews from past customers who have flown SWISS, United Airlines, and Turkish Airlines from Riverside to Portimão. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,676 reviews
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
United Airlines
7.4
Good
8,873 reviews
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Turkish Airlines
7.3
Good
3,914 reviews
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Scandinavian Airlines
7.3
Good
1,442 reviews
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Aer Lingus
7.1
Good
1,174 reviews
SWISS
7.5
Good
1,676 reviews

Comfort

7.4

Crew

8.2

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Related info for your journey

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

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $442. Users have also found prices from $461 and $709 on Aer Lingus and United Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Riverside to Portimão 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 Portimão?

    Currently, November is the cheapest month in which you can book a flight from Riverside to Portimão (average of $628). Flying from Riverside to Portimão in June is currently the most expensive (average of $1,329). 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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Top 6 airlines flying from Riverside to Portimão

Discover the top 6 airlines that operate flights from Riverside to Portimão. 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 July 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$569Average$1,024FlexibilityNo cancel feeOn-time76%
KLMCheapest$720Average$1,121FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$731Average$945FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$821Average$1,361FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$822Average$1,069FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$889Average$1,257FlexibilityNo cancel feeOn-time79%

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