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Cheap flights from Riga (RIX) to Porto (OPO)

RIX — OPO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find flight deals from Riga to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Riga (RIX) 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

July

Cheapest in

January

Average price

$352
Provider with most accurate pricing for Riga Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Riga Intl-Porto flights.
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Highest demand for flights based on searches. 25% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Compare providers for flights from Riga to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Riga to Porto in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Riga-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Riga-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Riga-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Riga-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Riga-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Riga to Porto

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

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

Use this chart to determine the optimal time to book a round-trip flight from Riga to Porto. Price data was last updated on December 5, 2025.

To ensure you get the cheapest price possible for a flight from Riga to Porto, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Riga to Porto (average of $138). Flying from Riga to Porto in July is currently the most expensive (average of $326). 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 RIX to OPO?

Find hourly flight availability from Riga 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 12, 2025.

It’s typically best to fly out from Riga to Porto in the evening. Doing so could potentially save you 52% on the flight price compared to flying at noon, which is usually more expensive.

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 12, 2025.
Peruse reviews from past customers who have flown with airBaltic, TAP AIR PORTUGAL, and Ryanair from Riga to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
airBaltic
7.7
Good
183 reviews

Crew

8.3

Food

7.3

Comfort

7.9

Entertainment

6.8

Boarding

7.9

Overall

7.7

Reviews

1 / 2
2.0
Mediocre

Tommy,Aug 2025

RIX - DUB

Unable to accommodate itinerary modifications to accommodate family funeral - otherwise Baltic Airlines was exceptional (had to book a new flight through Paris and it was an all around pleasant experience).
airBaltic
7.7
Good
183 reviews
airBaltic
7.7
Good
183 reviews

Crew

8.3

Food

7.3

Comfort

7.9

Entertainment

6.8

Boarding

7.9

Overall

7.7

Reviews

1 / 2
2.0
Mediocre

Tommy,Aug 2025

RIX - DUB

Unable to accommodate itinerary modifications to accommodate family funeral - otherwise Baltic Airlines was exceptional (had to book a new flight through Paris and it was an all around pleasant experience).
TAP AIR PORTUGAL
7.1
Good
2,089 reviews
airBaltic
7.7
Good
183 reviews

Crew

8.3

Food

7.3

Comfort

7.9

Entertainment

6.8

Boarding

7.9

Overall

7.7

Reviews

1 / 2
2.0
Mediocre

Tommy,Aug 2025

RIX - DUB

Unable to accommodate itinerary modifications to accommodate family funeral - otherwise Baltic Airlines was exceptional (had to book a new flight through Paris and it was an all around pleasant experience).
Ryanair
6.8
Okay
5,218 reviews
airBaltic
7.7
Good
183 reviews

Crew

8.3

Food

7.3

Comfort

7.9

Entertainment

6.8

Boarding

7.9

Overall

7.7

Reviews

1 / 2
2.0
Mediocre

Tommy,Aug 2025

RIX - DUB

Unable to accommodate itinerary modifications to accommodate family funeral - otherwise Baltic Airlines was exceptional (had to book a new flight through Paris and it was an all around pleasant experience).
Lufthansa
6.8
Okay
7,626 reviews
airBaltic
7.7
Good
183 reviews

Crew

8.3

Food

7.3

Comfort

7.9

Entertainment

6.8

Boarding

7.9

Overall

7.7

Reviews

1 / 2
2.0
Mediocre

Tommy,Aug 2025

RIX - DUB

Unable to accommodate itinerary modifications to accommodate family funeral - otherwise Baltic Airlines was exceptional (had to book a new flight through Paris and it was an all around pleasant experience).

Related info for your journey

Find useful and relevant information for your journey from Riga to Porto. 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 flying from Riga to Porto round-trip?

    Currently priced at $158, Ryanair will fly you from Riga to Porto and back. In addition to Ryanair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from airBaltic and Lufthansa - these airlines can fly you to your destination from $263 and $276, respectively. Ryanair is currently priced 51% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Riga to Porto?

    No one likes to see their flight delayed. When booking a flight from Riga to Porto consider choosing airBaltic (75%), TAP AIR PORTUGAL (75%) or Carpatair (67%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Riga 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 Riga to Porto?

    Currently, January is the cheapest month in which you can book a flight from Riga to Porto (average of $138). Flying from Riga to Porto in July is currently the most expensive (average of $326). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

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Top 4 airlines flying from Riga to Porto

Discover the top 4 airlines that operate flights from Riga 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$158Average$246FlexibilityNo cancel feeOn-timeN/A
airBalticCheapest$263Average$437FlexibilityNo cancel feeOn-time87%
LufthansaCheapest$276Average$364FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$447Average$468FlexibilityNo cancel feeOn-timeN/A

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