Cheap flights from St. Louis to Boston from $139
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Boston departing on 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from St. Louis to Boston
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from St. Louis to Providence
Our best American Airlines deals on St. Louis to Providence flight tickets
Delta flights from St. Louis to Providence
Our best Delta deals on St. Louis to Providence flight tickets
See travel insights to Boston from
How to get the cheapest flight ticket from St. Louis to Providence
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Providence?
The month of March is, on average, the cheapest month to fly to Providence from St. Louis, with most prices found around $333. The month of February is another great option to travel to Providence, with average flight prices from St. Louis averaging around $336.
What is the cheapest day to depart on your flight to Providence?
Our data shows that Tuesday is the least expensive day to fly to Providence. Tickets to fly out on this day can be as low as $346. On the other hand, Saturday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $444.
What is the cheapest time of day to depart on your flight to Providence?
Our data shows that the cheapest St. Louis to Providence flights are usually those with departure times in the afternoon. Our users have found flights to Providence in the afternoon for as low as $391. Flights at noon are often more expensive with an average ticket price of $401.
How far in advance should I book a flight to Providence?
You are more likely to see cheaper flights to Providence from St. Louis when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Providence for around $378 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Providence from St. Louis for as low as $294 on momondo.
What is the cheapest airline that flies from Lambert-St Louis to Providence-TFGreen?
American Airlines, Delta, and United Airlines are the most popular carriers operating from Lambert-St Louis to Providence-TFGreen
What airlines fly to Providence?
American Airlines, Southwest and Delta are the top three most popular airlines that fly to Providence from St. Louis according to our data. American Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Providence. Keep in mind that there are 6 different airlines that fly to Providence on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Providence
Cheap St. Louis to Providence (STL to PVD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Providence
How far is Lambert-St Louis to Providence-TFGreen by plane?
The distance between Lambert-St Louis and Providence-TFGreen is about 1012.4 mi. Typically, this will take 4h 10m by plane in normal conditions.
When did momondo last update prices for flights from Lambert-St Louis Airport to Providence-TFGreen Airport?
Prices for flights from Lambert-St Louis Airport to Providence-TFGreen Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Providence-TFGreen Airport?
The number of operators available for flights from Lambert-St Louis Airport to Providence-TFGreen Airport is 3 as of June 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Providence-TFGreen Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Providence-TFGreen Airport.
What documentation or ID do you need to fly to Providence-TFGreen Airport?
The travel and health documents you'll need for your trip to Providence-TFGreen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Providence-TFGreen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Providence?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Providence is American Airlines, representing 57% of all bookings. The subsequent popular airlines are Southwest at 25% and Delta at 18%.
Best airlines flying from St. Louis to Providence
Compare and see reviews for airlines that fly from St. Louis to Providence with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $272 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $300 | Free Cancellation | Rating 8.0 4,278 reviews | |||
| PriceFrom $316 | Free Cancellation | Rating 8.0 7,963 reviews |
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from St. Louis to Providence?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Providence for you.
Can I find flights from St. Louis to Providence with flexible booking policies on momondo?
Flights from St. Louis to Providence with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from St. Louis to Providence?
momondo helps you find the best flight between St. Louis and Providence by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from St. Louis to Providence right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Providence, momondo offers a useful price alert feature which will track prices for flights to Providence from St. Louis and alert you when they change.