Question 1

How popular is this Riga to Lisbon flight route?

Accepted Answer

Within the past month, 2 users have taken a look at flights from Riga Intl to Lisbon Humberto Delgado.

Question 2

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

Accepted Answer

The best time to book flights from Riga to Lisbon is 63 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.

Question 3

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Riga to Lisbon (average of $612). Flying from Riga to Lisbon in June is currently the most expensive (average of $1,130). 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.

Question 4

What is the cheapest day to fly from Riga to Lisbon?

Accepted Answer

Travelers seeking maximum savings on their Riga to Lisbon flight should consider departing on Sunday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

E

Accepted Answer

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Question 6

E

Accepted Answer

If weather is an important factor for your trip to Lisbon, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Question 7

What are the most reliable airlines from Riga to Lisbon?

Accepted Answer

Before booking your flight to Lisbon from Riga, check out the most reliable airlines to get you to your destination on time: airBaltic (56%), TAP AIR PORTUGAL (56%), Carpatair( 54%).

Question 8

What are the most popular airlines that fly from Riga to Lisbon?

Accepted Answer

The most popular airlines flying from Riga to Lisbon are airBaltic, Ryanair and Lufthansa. Something to consider prior to booking your flight.

Question 9

What is the cheapest day to fly round-trip from Riga to Lisbon?

Accepted Answer

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Lisbon. Check prices with Cheapflights to find a great deal for your trip.

Question 10

How far in advance should I book a flight from Riga to Lisbon?

Accepted Answer

Find a great deal and save up to 83% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Riga to Lisbon within the next two weeks, with the cheapest ticket starting at $261.

Question 11

What is the cheapest month to fly from Riga to Lisbon?

Accepted Answer

The best pricing can be found in the month of February. Prices to Lisbon from Riga average $316. You can even find prices in February for less than $316, as users have found deals to Lisbon from as low as $171. The month of October appears to be one of the more expensive times to travel to Lisbon from Riga. Flying in the targeted month can save you up to 32%.

Question 12

What is the cheapest time of day to fly from RIX to LIS?

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from Riga to Lisbon at noon. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight in the morning.

Question 13

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

Accepted Answer

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

Question 14

How can I find direct flights from Riga to Lisbon?

Accepted Answer

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

Question 15

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

Accepted Answer

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

Popular in	October
Cheapest in	February
Average price	$372
Good round-trip deal	$546 or less

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$181	Average$268	FlexibilityNo cancel fee	On-time76%
Ryanair	Cheapest$187	Average$256	FlexibilityNo cancel fee	On-timeN/A
airBaltic	Cheapest$243	Average$412	FlexibilityNo cancel fee	On-time87%
TAP AIR PORTUGAL	Cheapest$274	Average$497	FlexibilityNo cancel fee	On-timeN/A

Cheap flights from Riga (RIX) to Lisbon (LIS)

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Cheapflights Tip: The best prices from Riga Intl to Lisbon Humberto Delgado are usually found in February or January, booked 64 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

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Best time to book a flight from Riga to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Riga with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Riga to Lisbon

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

Use this chart to determine the optimal time to book a round-trip flight from Riga to Lisbon. Price data was last updated on June 27, 2025.

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

What is the cheapest time of day to fly from RIX to LIS?

Find hourly flight availability from Riga to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Related info for your journey

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

How popular is this Riga to Lisbon flight route?

What are the most reliable airlines from Riga to Lisbon?

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

How can I find direct flights from Riga to Lisbon?

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

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

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