Cheap flights from St. Louis (STL) to Rome (ROM)

STL — ROM
May 30 — Jun 61

The best prices from Lambert-St Louis to Rome are usually found in November or February, booked 37 days in advance, depart on a Tuesday or Monday and return on a Monday

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

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

STL - ROM

Price

$783 - $1,279

ROM

Temperature

46.4 - 75.2 °F

ROM

Rainfall

0.6 - 4.4 inches

Popular inJuneHigh demand for flights, 22% potential price rise
Cheapest inNovemberBest time to find cheap flights, 21% potential price drop
Round-trip from$783From Lambert-St Louis to Rome (ROM)
One-way from$499One-way flight from Lambert-St Louis to Rome (ROM)

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

Travelers have found that booking a Monday departure is the best way to save up to 22% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

To save on the cost of your flight from St. Louis to Rome, book at least 37 days before your planned departure. Booking around this time can save you about 58% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,127 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,681.

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

November is one of the best times of the year to fly to Rome from St. Louis. Prices for November average $992 per person but you can even find prices for as low as $585. The most expensive prices can be found in the month of June. Opting for a November flight can save you 28% on your journey compared to booking in June

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

When flying from St. Louis to Rome, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 52% versus a flight at noon.

Cheap flights from St. Louis to Rome in May, June 2022

The best prices found for STL to ROM flights for May, June
Jun 21 - Jun 28
STL

Lambert-St Louis

FCO

Rome Fiumicino

1 stop

11h 56m
FCO

Rome Fiumicino

STL

Lambert-St Louis

1 stop

15h 20m
$964

British Airways

View Deal

Deal found 22.05.22

Jun 22 - Jun 29
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

18h 48m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

24h 01m
$968

American Airlines

View Deal

Deal found 23.05.22

Jun 21 - Jun 28
STL

Lambert-St Louis

FCO

Rome Fiumicino

1 stop

18h 25m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

23h 43m
$1,002

Iberia

View Deal

Deal found 22.05.22

St. Louis to Rome 2022 flight deals

Cheap flights to Rome from St. Louis found for this year
Nov 1 - Nov 30
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

20h 50m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

33h 54m
$715

United Airlines

View Deal

Deal found 23.05.22

Nov 1 - Nov 30
STL

Lambert-St Louis

FCO

Rome Fiumicino

1 stop

20h 32m
FCO

Rome Fiumicino

STL

Lambert-St Louis

1 stop

15h 36m
$724

American Airlines

View Deal

Deal found 23.05.22

Nov 1 - Nov 30
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

19h 41m
FCO

Rome Fiumicino

STL

Lambert-St Louis

1 stop

15h 36m
$727

American Airlines

View Deal

Deal found 23.05.22

Cheap United Airlines flights from St. Louis to Rome

Nov 1 - Nov 30
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

20h 50m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

33h 54m
$715

United Airlines

View Deal

Deal found 23.05.22

Sep 13 - Sep 20
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

21h 34m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

29h 05m
$809

United Airlines

View Deal

Deal found 22.05.22

Oct 10 - Oct 20
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

30h 04m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

29h 52m
$814

United Airlines

View Deal

Deal found 23.05.22

Cheap ITA Airways flights from St. Louis to Rome

Sep 12 - Sep 21
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

21h 17m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

27h 37m
$777

ITA Airways

View Deal

Deal found 22.05.22

Sep 11 - Sep 21
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

17h 31m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

19h 08m
$808

ITA Airways

View Deal

Deal found 24.05.22

Aug 16 - Aug 25
STL

Lambert-St Louis

FCO

Rome Fiumicino

1 stop

12h 41m
FCO

Rome Fiumicino

STL

Lambert-St Louis

1 stop

14h 56m
$834

ITA Airways

View Deal

Deal found 23.05.22

Last minute flights from St. Louis to Rome

Late deals on return flights to Rome from St. Louis, departing today and this week
May 31 - Jun 23
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

19h 52m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

31h 52m
$1,631

Aer Lingus

View Deal

Deal found 25.05.22

May 30 - Jun 22
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

21h 05m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

31h 52m
$1,640

Aer Lingus

View Deal

Deal found 23.05.22

May 30 - Jun 11
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

21h 05m
FCO

Rome Fiumicino

STL

Lambert-St Louis

2 stops

31h 52m
$1,655

Aer Lingus

View Deal

Deal found 22.05.22

One-way flights to Rome All airports from St. Louis

The cheapest one-way flights from St. Louis to Rome
Jul 8
STL

Lambert-St Louis

CIA

Rome Ciampino

3 stops

58h 21m
$392

Multiple Airlines

View Deal

Deal found 24.05.22

Jun 24
STL

Lambert-St Louis

FCO

Rome Fiumicino

3 stops

39h 30m
$433

Multiple Airlines

View Deal

Deal found 22.05.22

Jul 8
STL

Lambert-St Louis

FCO

Rome Fiumicino

2 stops

57h 26m
$452

Multiple Airlines

View Deal

Deal found 24.05.22

Related info for your journey

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

What airport do you fly from for flights from St. Louis to Rome?

If you book a flight to Rome from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Rome per day from 10 different airlines.

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

Some of our airline partners flying from Lambert-St Louis to Rome have new flexible policies in place due to COVID-19. American Airlines, United Airlines, and British Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from St. Louis to Rome for under $800 on Cheapflights?

Yes, there are multiple flights from St. Louis to Rome for under $800. The cheapest flight booked recently is on United Airlines for just $715, but on average you can expect to pay $782.

Are there last-minute flights available from St. Louis to Rome for under $1,700?

There are currently 20+ open flights from St. Louis to Rome within the next 7 days for less than $1,700.

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

According to our current data, United Airlines ($715), American Airlines ($724), and Iberia ($730) offers the cheapest pricing from St. Louis to Rome. You may be able to fly from St. Louis to Rome for 27% less than the average price by searching for these airlines.

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

The cheapest airline one-way is ITA Airways, with whom users have recently found tickets for as low as $499. However, be on the lookout for offers from Lufthansa and Scandinavian Airlines, as they are both options that can get you from St. Louis to Rome for a low price.

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

When booking a flight from St. Louis to Rome, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

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

Looking at all options, your cheapest flight can be booked for $707. While the most popular route (Lambert-St Louis - Rome Fiumicino) can be booked for $726 on average our data indicates $2,266 when flying from St. Louis to Rome.

Top 5 airlines flying from St. Louis to Rome

The chart below displays the airlines Cheapflights users traveling from St. Louis to Rome choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
American AirlinesCheapest$470Average$882FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$520Average$745FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$521Average$1,016FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Air CanadaCheapest$524Average$956FlexibilityNo cancel feeOn-time67%COVID-19 safety
Search Air Canada flights
KLMCheapest$578Average$749FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights