Cheap flights from St. Louis to Billings (STL - BIL)

The best prices from Lambert-St Louis to Billings Logan Intl are usually found in August or October, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Friday

How to find the cheapest flight from St. Louis to Billings

All the information you need to plan the best STL to BIL flight in 2022: compare St. Louis to Billings flight prices with the expected peak season, weather and rainfall in Billings.

STL - BIL

Price

$276 - $453

BIL

Temperature

26.6 - 73.4 °F

BIL

Precipitation

0.5 - 2.2 inches

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 24% potential price drop

Round-trip from

$276

From Lambert-St Louis to Billings Logan Intl

One-way from

$259

One-way flight from Lambert-St Louis to Billings Logan Intl

What is the cheapest day to fly round-trip from St. Louis to Billings?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 50% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from St. Louis to Billings?

Find a great deal and save up to 70% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Billings within the next two weeks, with the cheapest ticket starting at $359.

What is the cheapest month to fly from St. Louis to Billings?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Billings. Flights to Billings from St. Louis in August are about $363 on average during August, but can be found for as low as $216.

When is the cheapest time to fly from St. Louis to Billings (STL - BIL)?

One of the essential ways to save on airfare from St. Louis to Billings is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 54% on airfare.

Cheap flights from St. Louis to Billings in January, February 2022

The best prices found for STL to BIL flights for January, February
Jan 31 - Jun 27
STL

Lambert-St Louis

BIL

Billings Logan Intl

2 stops

19h 42m
BIL

Billings Logan Intl

STL

Lambert-St Louis

1 stop

10h 48m
$369

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

20h 48m
BIL

Billings Logan Intl

STL

Lambert-St Louis

1 stop

18h 03m
$440

American Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

6h 31m
BIL

Billings Logan Intl

STL

Lambert-St Louis

2 stops

13h 32m
$444

Delta

View Deal

Deal found 1/18/22

St. Louis to Billings 2022 flight deals

Cheap flights to Billings from St. Louis found for this year
Mar 26 - Mar 29
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

7h 36m
BIL

Billings Logan Intl

STL

Lambert-St Louis

1 stop

4h 47m
$320

Delta

View Deal

Deal found 1/18/22

Mar 26 - Mar 29
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

7h 36m
BIL

Billings Logan Intl

STL

Lambert-St Louis

2 stops

8h 52m
$324

Delta

View Deal

Deal found 1/19/22

Mar 5 - Mar 7
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

6h 15m
BIL

Billings Logan Intl

STL

Lambert-St Louis

1 stop

4h 39m
$340

United Airlines

View Deal

Deal found 1/17/22

Last minute flights from St. Louis to Billings

Late deals on return flights to Billings from St. Louis, departing today and this week
Jan 29 - Feb 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

20h 48m
BIL

Billings Logan Intl

STL

Lambert-St Louis

1 stop

18h 03m
$440

American Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

6h 31m
BIL

Billings Logan Intl

STL

Lambert-St Louis

2 stops

13h 32m
$444

Delta

View Deal

Deal found 1/18/22

Jan 29 - Feb 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

2 stops

8h 56m
BIL

Billings Logan Intl

STL

Lambert-St Louis

2 stops

13h 32m
$449

Delta

View Deal

Deal found 1/18/22

One-way flights to Billings Logan Intl from St. Louis

The cheapest one-way flights from St. Louis to Billings
Jun 8
STL

Lambert-St Louis

BIL

Billings Logan Intl

2 stops

27h 23m
$200

Multiple Airlines

View Deal

Deal found 1/16/22

Jun 3
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

10h 55m
$217

Multiple Airlines

View Deal

Deal found 1/16/22

Jun 7
STL

Lambert-St Louis

BIL

Billings Logan Intl

1 stop

6h 41m
$239

Delta

View Deal

Deal found 1/16/22

Related info for your journey

Useful info, stats and facts about St. Louis to Billings flights.

Which airlines flying from Lambert-St Louis to Billings Logan Intl have flexible cancellations due to COVID-19?

United Airlines, Delta, and Frontier are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Billings for under $400 on Cheapflights?

Yes, there are multiple flights from St. Louis to Billings for under $400. The cheapest flight booked recently is on Delta for just $320, but on average you can expect to pay $414.

Are there last-minute flights available from St. Louis to Billings for under $500?

There are currently 4+ open flights from St. Louis to Billings within the next 7 days for less than $500.

What are the cheapest airlines flying from St. Louis to Billings round-trip?

Delta, at $320, was found to be the cheapest airline from St. Louis to Billings.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Delta is currently priced 11% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from St. Louis to Billings one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $239. Users have also found prices from $245 and $384 on American Airlines and Alaska Airlines, respectively.

What are the most popular airlines that fly from St. Louis to Billings?

Before booking your flight from St. Louis to Billings check out the most popular airlines for this route: American Airlines, Delta or Frontier.

What are the cheapest flights from St. Louis to Billings?

Looking at all options, your cheapest flight can be booked for $195. While the most popular route (Lambert-St Louis - Billings Logan Intl) can be booked for $320 on average our data indicates $262 when flying from St. Louis to Billings.

Can I fly to Billings Logan Intl from Lambert-St Louis right now?

Information is based on travel restrictions for travel to Billings Logan Intl within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Billings Logan Intl.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Billings Logan Intl.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Billings Logan Intl.

Can I fly back to Lambert-St Louis from Billings Logan Intl?

Returning to Lambert-St Louis from Billings Logan Intl

COVID-19 testing requirements
Visitors from Billings Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Billings Logan Intl are not required to quarantine after entering Lambert-St Louis.

Alternative routes for St. Louis to Billings

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Billings

The chart below displays the airlines Cheapflights users traveling from St. Louis to Billings choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Frontier
Cheapest$109
Average$226
FlexibilityNo cancel fee
On-time62%
COVID-19 safety
American Airlines
Cheapest$172
Average$419
FlexibilityNo cancel fee
On-time71%
COVID-19 safety
Delta
Cheapest$210
Average$426
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
United Airlines
Cheapest$238
Average$429
FlexibilityNo cancel fee
On-time69%
COVID-19 safety