Question 1

What is the most punctual flight time for Riga to Lisbon flights?

Accepted Answer

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 2

How have Riga to Lisbon flight prices changed over time?

Accepted Answer

As of December 2025, prices for Riga to Lisbon flights are approximately 72% more expensive when compared to flights at the same time last year.

Question 3

What is the cheapest month to fly to Lisbon?

Accepted Answer

In general, January is the cheapest month to fly from Riga to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €179. If you don’t want to visit Lisbon in January, then you should wait until February to fly from Riga, when ticket prices are also cheap, with an average price of €202.

Question 4

What is the cheapest airline that flies from Riga Intl to Lisbon Humberto Delgado?

Accepted Answer

airBaltic and Finnair are the most popular carriers operating from Riga Intl to Lisbon Humberto Delgado

Question 5

What is the cheapest Riga Intl to Lisbon Humberto Delgado flight route?

Accepted Answer

Fly from Riga Intl to Lisbon Humberto Delgado for the best Riga Intl - Lisbon Humberto Delgado flight prices

Question 6

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

Accepted Answer

You are more likely to see cheaper flights to Lisbon from Riga when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around €308 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Riga for as low as €214 on momondo.

Question 7

How many flights depart from Riga to Lisbon on average per week?

Accepted Answer

2 flights are operational weekly from Riga to Lisbon as of December 2025. The most popular departure day for this route is Thu, with 100% of flights per week taking off on this day.

Question 8

What is the cheapest time of day to depart on your flight to Lisbon?

Accepted Answer

According to our data, the cheapest time of day to fly to Lisbon is at midday. momondo users have found flights departing from Riga to Lisbon at midday for as low as €211. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €511 on average. Flights to Lisbon from Riga in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 9

Can stopping save me money on Riga to Lisbon flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Riga to Lisbon.

Question 10

How often are flights from Riga to Lisbon delayed?

Accepted Answer

Historically, on average around 21% of flights between Riga and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

Question 11

Which airline has the best punctuality record on Riga to Lisbon flights?

Accepted Answer

According to our data, airBaltic have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Question 12

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 13

What cabin class options are available on Riga Intl to Lisbon Humberto Delgado flights?

Accepted Answer

There is only 1 cabin class available to choose from on Riga Intl to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 14

When did momondo last update prices for flights from Riga Intl Airport to Lisbon Humberto Delgado Airport?

Accepted Answer

Prices for flights from Riga Intl Airport to Lisbon Humberto Delgado Airport were last updated today.

Question 15

How old do you have to be to fly from Riga Intl Airport to Lisbon Humberto Delgado Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Riga Intl Airport to Lisbon Humberto Delgado Airport.

Question 16

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

Accepted Answer

The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Airports in Lisbon	1 airport

Cheap flights from Riga to Lisbon from €136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Riga to Lisbon departing on 17/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Riga to Lisbon

What is the cheapest month to fly to Lisbon?

What is the cheapest time of day to depart on your flight to Lisbon?

What is the cheapest Riga Intl to Lisbon Humberto Delgado flight route?

Fly from Riga Intl to Lisbon Humberto Delgado for the best Riga Intl - Lisbon Humberto Delgado flight prices

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

What cabin class options are available on Riga Intl to Lisbon Humberto Delgado flights?

There is only 1 cabin class available to choose from on Riga Intl to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Riga to Lisbon flights?

No. A direct flight is the cheapest option for a flight between Riga to Lisbon.

How have Riga to Lisbon flight prices changed over time?

As of December 2025, prices for Riga to Lisbon flights are approximately 72% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Riga Intl to Lisbon Humberto Delgado?

airBaltic and Finnair are the most popular carriers operating from Riga Intl to Lisbon Humberto Delgado

How often are flights from Riga to Lisbon delayed?

Historically, on average around 21% of flights between Riga and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

What is the most punctual flight time for Riga to Lisbon flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Riga to Lisbon flights?

According to our data, airBaltic have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

How many flights depart from Riga to Lisbon on average per week?

2 flights are operational weekly from Riga to Lisbon as of December 2025. The most popular departure day for this route is Thu, with 100% of flights per week taking off on this day.

When to book flights from Riga to Lisbon

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How far is Riga Intl to Lisbon Humberto Delgado by plane?

When did momondo last update prices for flights from Riga Intl Airport to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Riga Intl Airport to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

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