Cheap flights from Boston, MA to St. Louis, MO
Flights starting at £54. Choose between Spirit Airlines, United Airlines, or Frontier Airlines to find the best price.
Kiwi-Code uncovers prices airlines don't want you to see.
Use our flexible filters to tailor your search.
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to St. Louis
Cheapest one-way trip | £55 |
---|---|
Cheapest round-trip | £130 |
Average round-trip | £158 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Check-in for a flight from Boston to St. Louis
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Southern Airways Express | FDY | 9X | Yes | No |
St. Louis travel tips
1) Are you a blues lover? Don't pass by the National Blues Museum in St. Louis | The National Blues Museum is a world-class museum. Its exhibits tell the history of the blues from its origins, and its influence on other musical genres. Visitors can experiment with the exhibits and create their own musical compositions. A visit to the museum costs $15 for adults and $10 for children. On Fridays, a variety of concerts and live performances of blues legends usually take place here. In this case, the admission price ranges from $10 to $20, depending on the event. |
---|---|
2) Taxis in St. Louis are quite expensive, avoid them if possible | The mounting fee is $3.25 in St. Louis, and 1 kilometre costs $1.09 on average. To hail a taxi, you can use an app or call in advance. The most popular taxi services here are A Best Taxi and St. Louis Taxicab. Uber and Lyft are also available in St. Louis. |
3) Have an exact amount of money to pay for the buses in St. Louis | One trip in St. Louis buses costs $2 per adult and $1 per child (between 5 and 12) or senior. There are also 2-hour, and 1-day passes. You can pay in cash on board but remember to have an exact amount of money since the drivers don’t give change. |
Weather in St. Louis
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 3°C | -3°C |
February | 6°C | -2°C |
March | 13°C | 3°C |
April | 18°C | 8°C |
May | 24°C | 14°C |
June | 29°C | 19°C |
July | 31°C | 21°C |
August | 30°C | 20°C |
September | 27°C | 16°C |
October | 20°C | 10°C |
November | 12°C | 3°C |
December | 7°C | 0°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Boston
- Flights from Boston to London
- Flights from Boston to Dublin
- Flights from Boston to Edinburgh
- Flights from Boston to Athens
- Flights from Boston to Manchester
- Flights from Boston to Vilnius
- Flights from Boston to New Orleans
- Flights from Boston to Orlando
- Flights from Boston to Washington, D.C.
- Flights from Boston to Paris
- Flights from Boston to New York
- Flights from Boston to San Francisco
- Flights from Boston to Atlanta
- Flights from Boston to Raleigh
- Flights from Boston to Chicago
- Flights from Boston to Rome
- Flights from Boston to Vienna
- Flights from Boston to Miami
- Flights from Boston to Glasgow
- Flights from Boston to Las Vegas
Flights to St. Louis
- Flights from London to St. Louis
- Flights from Manchester to St. Louis
- Flights from New York to St. Louis
- Flights from Cebu to St. Louis
- Flights from San Jose to St. Louis
- Flights from Atlanta to St. Louis
- Flights from Los Angeles to St. Louis
- Flights from Orlando to St. Louis
- Flights from Edinburgh to St. Louis
- Flights from Houston to St. Louis
- Flights from San Francisco to St. Louis
- Flights from Phoenix to St. Louis
- Flights from Seattle to St. Louis
- Flights from Portland to St. Louis
- Flights from Denver to St. Louis
- Flights from Dallas to St. Louis
- Flights from Charlotte to St. Louis
- Flights from Paris to St. Louis
- Flights from Glasgow to St. Louis
- Flights from Washington, D.C. to St. Louis
Popular routes
- Flights from London to Málaga
- Flights from Burbank to New York
- Flights from Seville to Málaga
- Flights from Pune to Coimbatore
- Flights from Baghdad to Glasgow
- Flights from Nashville to Fort Lauderdale
- Flights from Austin to Kansas City
- Flights from Charlotte to Memphis
- Flights from Vancouver to Toronto
- Flights from New Orleans to Charlotte
- Flights from Bologna to Poznań
- Flights from Salt Lake City to Des Moines