Cheap flights from London Heathrow Airport to Riga from C$ 186

The cheapest month to fly to Riga from London Heathrow Airport is in January. Flight prices, which tend to average around C$ 197, are often lower during this time because this is during the off-season. If you don’t want to visit Riga in January, then you should wait until March to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of C$ 205.

Flying to Riga from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 140 when looking at flights departing in the morning. Flights to Riga are more costly in the afternoon, with an average ticket price of C$ 423. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

You are more likely to see cheaper flights to Riga from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Riga for around C$ 307 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Riga from London Heathrow Airport for as low as C$ 223 on momondo.

As of February 2026, prices for London Heathrow Airport to Riga flights are approximately 146% more expensive when compared to flights at the same time last year.

Historically, on average around 10% of flights between London and Riga have experienced a delay on any given week. The average delay length over the past 12 months has been 106 minutes.

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

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

According to our data, British Airways has had the least delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

The number of flights available between London Heathrow Airport and Riga is 1 per day as of February 2026. The most frequent departure time is 9:00a.m., with 100% of daily flights leaving at noon.

The number of flights available between London Heathrow Airport and Riga is 9 per week as of February 2026. The most frequent departure day is Fri, with 33% of weekly flights leaving on this day.