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$148+ Cheap flights from Missouri to Rome (ROM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ROM
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from Missouri to Rome

Cheapest flights from Missouri to Rome
Explore the most affordable flight options available from Missouri to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This KAYAK deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:55 am
STL
-
FCO
2 stops18h 30m
Aer Lingus
Wed 8/267:30 am
FCO
-
STL
2 stops19h 54m
Aer Lingus
Deal found 7/29$562
This KAYAK deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:55 am
STL
-
FCO
2 stops18h 30m
Aer Lingus
Sun 8/237:30 am
FCO
-
STL
2 stops19h 54m
Aer Lingus
Deal found 7/31$612
This KAYAK deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:55 am
STL
-
FCO
2 stops18h 30m
Aer Lingus
Sun 8/237:30 am
FCO
-
STL
2 stops19h 54m
Aer Lingus
Deal found 7/29$661
This KAYAK deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:55 am
STL
-
FCO
2 stops18h 30m
Aer Lingus
Sat 8/227:30 am
FCO
-
STL
2 stops19h 54m
Aer Lingus
Deal found 7/29$711
This KAYAK deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:55 am
STL
-
FCO
2 stops18h 30m
Aer Lingus
Thu 8/207:30 am
FCO
-
STL
2 stops23h 04m
Aer Lingus
Deal found 7/29$756
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:40 pm
STL
-
FCO
1 stop14h 00m
Multiple Airlines
Tue 11/1711:15 am
FCO
-
STL
1 stop35h 11m
Multiple Airlines
Deal found 7/28$760
This Expedia deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:50 pm
STL
-
FCO
2 stops16h 10m
Lufthansa
Wed 11/187:05 am
FCO
-
STL
1 stop13h 40m
Lufthansa
Deal found 7/29$761
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:50 pm
STL
-
FCO
2 stops16h 25m
Lufthansa
Wed 11/187:05 am
FCO
-
STL
1 stop13h 40m
Lufthansa
Deal found 7/28$765
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:08 pm
STL
-
FCO
1 stop11h 37m
United Airlines
Wed 11/181:15 pm
FCO
-
STL
2 stops32h 15m
United Airlines
Deal found 7/30$769
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:00 am
COU
-
FCO
1 stop19h 45m
United Airlines
Fri 12/111:15 pm
FCO
-
COU
2 stops28h 18m
United Airlines
Deal found 7/29$769
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:44 am
STL
-
FCO
1 stop15h 11m
United Airlines
Wed 11/181:15 pm
FCO
-
STL
2 stops29h 55m
United Airlines
Deal found 7/31$770
This Expedia deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:21 pm
MCI
-
FCO
2 stops16h 59m
British Airways
Wed 12/91:00 pm
FCO
-
MCI
1 stop15h 25m
British Airways
Deal found 8/1$836

Find flight deals from Missouri to Rome

Keep the following information in mind while searching for Missouri to Rome flight deals. Data was last updated August 1, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$562
(KAYAK)

One-way from

$148
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$1,159
Provider with most accurate pricing for Kansas City-Rome (ROM) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-Rome (ROM) flights.
Search Deals
From Missouri to Rome (ROM)
Search Deals
One-way flight from Missouri to Rome (ROM)
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($347 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Rome that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from Missouri to Rome that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Sun 12/6

9:40 am-7:45 am

1 stop15h 05m

Rome Fiumicino

Thu 12/10

11:15 am-3:41 pm

2 stops35h 26m

$779

SpringfieldRome

SGF - FCO

SGFFCO

Springfield-Branson

Mon 12/7

6:15 pm-10:55 am

2 stops33h 40m

Rome Fiumicino

Fri 12/11

1:15 pm-9:23 pm

2 stops39h 08m

$857

SpringfieldRome

SGF - FCO

SGFFCO

Springfield-Branson

Tue 10/20

6:00 am-7:55 am

1 stop18h 55m

Rome Fiumicino

Thu 11/5

11:15 am-8:07 pm

2 stops39h 52m

$860

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 12/29

1:22 pm-8:30 am

1 stop12h 08m

Rome Fiumicino

Tue 1/5

1:30 pm-1:45 pm

1 stop31h 15m

$867

ColumbiaRome

COU - FCO

COUFCO

Columbia Regional

Wed 8/26

10:55 am-7:55 am

1 stop14h 00m

Rome Fiumicino

Wed 9/2

2:20 pm-2:30 pm

2 stops31h 10m

$881

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Mon 8/31

12:27 pm-7:35 am

1 stop12h 08m

Rome Fiumicino

Fri 9/11

6:50 am-1:25 pm

1 stop13h 35m

$890

Kansas CityRome

MCI - FCO

MCIFCO

Kansas City

Sat 11/7

3:19 pm-7:45 am

1 stop33h 26m

Rome Fiumicino

Sun 11/15

1:15 pm-5:25 pm

2 stops35h 10m

$899

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 8/19

12:10 pm-9:15 am

1 stop14h 05m

Rome Fiumicino

Wed 8/26

2:20 pm-2:57 pm

2 stops31h 37m

$903
Quickest round-trip

Kansas CityRome

MCI - FCO

MCIFCO

Kansas City

Sun 11/8

1:04 pm-7:45 am

1 stop11h 41m

Rome Fiumicino

Mon 11/16

9:45 am-4:34 pm

1 stop13h 49m

$914

Kansas CityRome

MCI - FCO

MCIFCO

Kansas City

Wed 10/14

11:50 am-8:15 am

1 stop13h 25m

Rome Fiumicino

Fri 10/23

11:30 am-7:46 pm

2 stops39h 16m

$916

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from Missouri to Rome

Have a flexible travel schedule? Discover the best time to fly to Rome from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Rome

What is the cheapest month to book a flight from Missouri to Rome?

Currently, February is the cheapest month in which you can book a flight from Missouri to Rome (average of $556). Flying from Missouri to Rome in June is currently the most expensive (average of $1,626). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Missouri to Rome?

Airfare is below average for this route at the moment.
Missouri to Rome flights typically cost between $566 and $1,075 in August.
The cheapest round-trip price found within the last 5 days was $562 on Aer Lingus (Aug 19-Aug 26).

How far ahead should I book a flight from Missouri to Rome?

The best time to book flights from Missouri to Rome is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Rome. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Rome?

    A quick flight from Missouri to Rome can take about 15h 05m. United Airlines provides one of the quickest options available for as low as $779. There are 5050 mi between Missouri and Rome. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Missouri to Rome one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $287. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from Missouri to Rome for a low price.

  • What are the most popular routes from Missouri to Rome?

    While some choose either Kansas City - Rome Fiumicino or Springfield-Branson - Rome Fiumicino, Lambert-St Louis - Rome Fiumicino is the most popular route from Missouri to Rome.

  • Can I find deals for flights from Missouri to Rome that include hotel bookings?

    Yes. In addition to deals on Missouri to Rome flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Rome?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Rome.

  • Can I find deals for business class flights from Missouri to Rome?

    Yes. Cheapflights offers flight deals from Missouri to Rome by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Rome?

    Currently, February is the cheapest month in which you can book a flight from Missouri to Rome (average of $556). Flying from Missouri to Rome in June is currently the most expensive (average of $1,626). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Rome?

Book flights to Rome if you plan to visit one of these locations
Fiumicino
Civitavecchia
Montepulciano
Santa Marinella

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Alternative routes for Missouri to Rome

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Missouri to Rome

Discover the top 8 airlines that operate flights from Missouri to Rome. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$472Average$1,171FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$500Average$913FlexibilityNo cancel feeOn-time76%
KLMCheapest$506Average$834FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$514Average$1,061FlexibilityNo cancel feeOn-time69%
DeltaCheapest$587Average$1,261FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$655Average$1,385FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$665Average$1,344FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$810Average$1,245FlexibilityNo cancel feeOn-time67%

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