Cheap flights from Riga (RIX) to Porto (OPO)
RIX — OPO
Apr 28 — May 51
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Riga to Porto with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 March 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | July |
Cheapest in | May |
Average price | $274 |
- Most accurate provider: When it comes to deals on Riga-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Riga-Porto flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
RIX-OPO
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
Prices
Delays
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 March 13, 2026.
To ensure you get the cheapest price possible for a flight from Riga to Porto, you should look to book at least 87 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, May is the cheapest month in which you can book a flight from Riga to Porto (average of $110). Flying from Riga to Porto in July is currently the most expensive (average of $344). 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.
How often are flights from Riga to Porto delayed?
About 22% of weekly flights between Riga and Porto have experienced delays in the past year, with the average delay time being 104 minutes.
What is the most punctual flight time for Riga to Porto flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Riga to Porto flights?
Over the last year, Carpatair have had the lowest number of delays on this route, with just 15% of flights being delayed.
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 March 29, 2026.
Peruse reviews from past customers who have flown with TAP AIR PORTUGAL,Ryanair, andLufthansa 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.
Entertainment
6.3
Comfort
7.1
Overall
7.1
Boarding
7.0
Food
6.2
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMichael,Dec 2025
FNC - LIS
Entertainment
6.3
Comfort
7.1
Overall
7.1
Boarding
7.0
Food
6.2
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMichael,Dec 2025
FNC - LIS
Entertainment
6.3
Comfort
7.1
Overall
7.1
Boarding
7.0
Food
6.2
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMichael,Dec 2025
FNC - LIS
Entertainment
6.3
Comfort
7.1
Overall
7.1
Boarding
7.0
Food
6.2
Crew
7.8
Reviews
1 / 20
8.0
ExcellentMichael,Dec 2025
FNC - LIS
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Porto flight routes
Complete your trip
Complete your trip to Porto by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Riga to Porto by cabin class
Find flights from Riga to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Riga and Porto flights
Browse other Riga and Porto flight options. Last updated on March 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Porto
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 29, 2026.
Top 3 airlines flying from Riga to Porto
Discover the top 3 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 March 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$433 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$447 | Average$468 | FlexibilityNo cancel fee | On-timeN/A |