Cheap Flights from Riga (RIX) to St. Louis (SUS)

Popular airlines from Riga International Airport (RIX) to St. Louis, MO (SUS-Spirit of St. Louis)

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Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,053
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $1,053

Frequently asked questions

How much does a flight from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS) cost?
Secure a cheap one-way flight or cheap return flight from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS)?
Flying in may help you find better deals, as it's the cheapest month for flights between RIX and SUS. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from RIX to SUS. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS)?
There aren't any daily nonstop flights available from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from RIX to SUS?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS)?
To avoid possible delays on the Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS) route, aim to fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS) last-minute?
Holding off until right before your break to book your flight from RIX to SUS often results in higher prices. Although you may find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a RIX to SUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a RIX to SUS flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Riga Intl. Airport (RIX) to Spirit of St. Louis Airport (SUS)?
If you booked your RIX to SUS flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Riga Intl.
Destination airport
Spirit of St. Louis
Distance
4819 mi

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Riga to St. Louis Flights

The cheapest times to fly from Riga to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Riga to St. Louis are during the month of . You can find some of the cheapest flights from Riga to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Riga to St. Louis

Sunday is one of the best days to book for cheap flights from Riga to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Riga to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Riga to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Riga to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Riga to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Riga to St. Louis Flights

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