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Did you mean flights from Boston to St Louis?

Flights from St Louis to Boston, United States Last modified: Jan 17, 2017 3:05 -05:00

St Louis to Boston Last modified: Jan 17, 2017 3:05 -05:00Prices shown were found by travelers like you over the past 30 days

We've scanned 28,446,960,992 round trip itineraries and found the cheapest flights to Boston. United & American frequently offer the best deals to Boston flights, or select your preferred carrier below to see the cheapest days to fly.

United
STLBOS
Wed 2/15
3 stops
BOSSTL
Wed 2/22
3 stops
$312
American
STLBOS
Wed 2/15
1 stop
BOSSTL
Wed 2/22
1 stop
$327

How Much is a Flight from St Louis to Boston? Prices shown were found by travelers like you over the past 30 days

We have collected flight cost data from across the web for travel from St Louis to Boston, and have found the average flight price for this trip to be $329.

Where To Buy Cheap Flights from St Louis to Boston?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from St Louis to Boston based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from St Louis to Boston? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from St Louis to Boston.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $0 $585
7-14 days $0 $336
14-21 days $0 $336
21-30 days $0 $312
30-60 days $0 $326
60-90 days $0 $326
90+ days $0 $326

Cheapest Day To Fly from St Louis to Boston Prices shown were found by travelers like you over the past 30 days

We've examined 28,455,456,509 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from St Louis to Boston is Wednesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$335 $317 $312 $326 $331 $335 $343

Compare Flight Prices from St Louis to Boston by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for St Louis to Boston flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
January St Louis Boston United 1/31/17 2/1/17 1 $336
February St Louis Boston United 2/15/17 2/22/17 3 $312
March St Louis Boston United 3/21/17 3/28/17 1 $326
April St Louis Boston United 4/5/17 4/11/17 1 $326
May St Louis Boston United 5/10/17 5/17/17 1 $326
June St Louis Boston United 6/1/17 6/7/17 2 $366
July St Louis Boston American 7/11/17 7/18/17 1 $376
August St Louis Boston United 8/14/17 8/20/17 2 $380

Cheap Last Minute Flights from St Louis to Boston Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from St Louis to Boston. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
15 16 17 18 19 20 21
$645
22 23 24 25 26 27 28
$645 $402
29 30 31 1 2 3 4
$402 $346
5 6 7 8 9 10 11
$346 $331
12 13 14 15 16 17 18
$331 $382
19 20 21 22 23 24 25
$382

Connecting Flights vs Direct Flights from St Louis to Boston Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Boston is $368.

The average price for direct flights from St Louis to Boston is not available.

The chart below shows up to date information regarding non-stop flights from St Louis to Boston.

Weekly Direct Flights from St Louis to Boston - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Southwest 2 2 2 2 2 2 1 08:20 19:40

One Way Flights vs Round Trip Flights from St Louis to Boston Prices shown were found by travelers like you over the past 30 days

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Boston. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Boston is not available.

The average price for round trip flights from St Louis to Boston is $362.

St Louis to Boston Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from St Louis to Boston?
Answer: The average St Louis to Boston flight time is 2 hours and 30 minutes.
Question: How far is Boston from St Louis?
Answer: The distance from St Louis to Boston is 1,044 miles (1,680 kilometers).
Question: How common are direct flights from St Louis to Boston?
Answer: There are 12 direct flights from St Louis to Boston.
Question: What are the most popular St Louis airlines for direct flights from St Louis to Boston?
Answer: Southwest Airlines provides 100% of the non-stop flights between St Louis and Boston.
Question: What are the most popular connecting cities when flying from St Louis to Boston?
Answer: Chicago, IL

Airlines in St Louis flying to Boston Last modified: Jan 17, 2017 3:05 -05:00Number of routes searched: 137Number of itineraries searched: 91,836

Wondering which airlines fly out of St Louis to Boston? We've gathered the average price of St Louis airlines with flights to Boston. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

St Louis to Boston
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American CLT
American DCA
American DFW
American LGA
American MIA
Alaska SEA
Delta ATL
Delta CVG
Delta DTW
Delta LGA
Delta MCO
United DEN
United EWR
United IAD
United IAH
United ORD
Alaska PDX / LAX
Alaska PDX / SAN
Alaska PDX / SEA
Alaska PDX / SFO

St Louis to Boston Airports

These are the major commercial airports we're currently monitoring in St Louis and Boston. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from St Louis to Boston