Cheap flights from Lisbon (LIS) to Riga (RIX)
LIS — RIX
Aug 6 — Aug 131
1 adult, Economy
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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.Cheapflights Tip: The best prices from Lisbon Humberto Delgado to Riga Intl are usually found in January or November, booked 66 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from Lisbon to Riga
Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Riga (RIX). 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 August 1, 2025.
Popular in | April |
|---|---|
Cheapest in | January |
Average price | $414 |
Best time to book a flight from Lisbon to Riga
Have a flexible travel schedule? Discover the best time to fly to Riga from Lisbon 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 Lisbon to Riga
How far ahead should I book a flight from Lisbon to Riga?
Use this chart to determine the optimal time to book a round-trip flight from Lisbon to Riga. Price data was last updated on July 25, 2025.
To ensure you get the cheapest price possible for a flight from Lisbon to Riga, you should look to book at least 65 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 Lisbon to Riga?
Currently, January is the cheapest month in which you can book a flight from Lisbon to Riga (average of $612). Flying from Lisbon to Riga in June is currently the most expensive (average of $988). 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 LIS to RIX?
Find hourly flight availability from Lisbon to Riga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.
It’s typically best to fly out from Lisbon to Riga in the morning. Doing so could potentially save you 33% on the flight price compared to flying at noon, which is usually more expensive.