$238+ Cheap flights from St. Louis (STL) 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ROM
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Rome
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Cheapest flights from St. Louis to RomeExplore the most affordable flight options available from St. Louis to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from St. Louis to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This lol.travel deal was found by Cheapflights users on 7/4. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:45 pm
STL
- FCO
1 stop16h 20m
Finnair
Tue 8/2510:00 am
FCO
- STL
1 stop21h 14m
Finnair
Deal found 7/4![Finnair logo]()
$757
This Gotogate deal was found by Cheapflights users on 7/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:40 pm
STL
- FCO
1 stop12h 40m
Multiple Airlines
Thu 10/229:35 am
FCO
- STL
2 stops16h 06m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$764
This United Airlines deal was found by Cheapflights users on 7/3. 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 11/88:40 am
STL
- FCO
1 stop16h 50m
United Airlines
Wed 11/181:15 pm
FCO
- STL
2 stops30h 25m
United Airlines
Deal found 7/3![United Airlines logo]()
$769
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am
STL
- FCO
2 stops19h 55m
Air Canada
Wed 11/181:15 pm
FCO
- STL
2 stops33h 26m
Air Canada
Deal found 7/7![Air Canada logo]()
$773
This United Airlines deal was found by Cheapflights users on 7/3. 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 11/91:08 pm
STL
- FCO
2 stops14h 47m
United Airlines
Wed 11/181:15 pm
FCO
- STL
2 stops30h 25m
United Airlines
Deal found 7/3![United Airlines logo]()
$774
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 11/104:40 pm
STL
- FCO
1 stop36h 15m
United Airlines
Tue 1/1211:15 am
FCO
- STL
1 stop35h 11m
United Airlines
Deal found 7/3![United Airlines logo]()
$775
This FlightHub deal was found by Cheapflights users on 7/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:40 pm
STL
- FCO
1 stop19h 05m
Multiple Airlines
Thu 11/2611:15 am
FCO
- STL
1 stop35h 11m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$776
This FlightHub deal was found by Cheapflights users on 7/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:40 pm
STL
- FCO
2 stops35h 35m
Air Canada
Fri 10/2311:30 am
FCO
- STL
2 stops35h 13m
Air Canada
Deal found 7/6![Air Canada logo]()
$778
This United deal was found by Cheapflights users on 7/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:50 pm
STL
- FCO
1 stop35h 05m
Multiple Airlines
Fri 10/2311:30 am
FCO
- STL
2 stops33h 30m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$780
This Mytrip deal was found by Cheapflights users on 7/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:55 am
STL
- CIA
2 stops24h 45m
Multiple Airlines
Tue 8/116:05 am
CIA
- STL
3 stops21h 19m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,001
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:40 pm
STL
- CIA
2 stops14h 30m
Multiple Airlines
Sat 10/39:05 pm
CIA
- STL
2 stops23h 55m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,526
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/22:40 pm
STL
- CIA
2 stops15h 40m
Multiple Airlines
Wed 8/55:55 pm
CIA
- STL
3 stops33h 29m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,586
Best flights from St. Louis to RomeDiscover carefully curated flight deals from St. Louis to Rome that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from St. Louis to Rome that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Wed 8/512:10 pm
STL
- FCO
1 stop14h 05m
United Airlines
Wed 8/1912:25 pm
FCO
- STL
2 stops33h 32m
United Airlines
Deal found 7/4![United Airlines logo]()
$807
This Mytrip deal was found by Cheapflights users on 7/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:55 am
STL
- CIA
2 stops24h 45m
Multiple Airlines
Tue 8/116:05 am
CIA
- STL
3 stops21h 19m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,001
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Tue 12/298:25 am
STL
- FCO
1 stop17h 05m
United Airlines
Tue 1/59:55 am
FCO
- STL
1 stop34h 50m
United Airlines
Deal found 7/6![United Airlines logo]()
$867
This United Airlines deal was found by Cheapflights users on 7/3. 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 12/135:00 am
STL
- FCO
2 stops20h 55m
United Airlines
Sun 12/277:05 am
FCO
- STL
2 stops19h 35m
United Airlines
Deal found 7/3![United Airlines logo]()
$919
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 8/412:10 pm
STL
- FCO
1 stop14h 05m
United Airlines
Mon 8/101:20 pm
FCO
- STL
2 stops33h 18m
United Airlines
Deal found 7/5![United Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 11/215:34 pm
STL
- FCO
1 stop31h 11m
United Airlines
Sat 11/2811:15 am
FCO
- STL
1 stop35h 11m
United Airlines
Deal found 7/5![United Airlines logo]()
$969
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 9/126:53 pm
STL
- FCO
1 stop30h 02m
United Airlines
Thu 9/2412:25 pm
FCO
- STL
2 stops34h 18m
United Airlines
Deal found 7/2![United Airlines logo]()
$970
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:40 pm
STL
- CIA
2 stops14h 30m
Multiple Airlines
Sat 10/39:05 pm
CIA
- STL
2 stops23h 55m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,526
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Wed 9/167:00 am
STL
- FCO
1 stop17h 35m
United Airlines
Mon 9/281:20 pm
FCO
- STL
1 stop31h 05m
United Airlines
Deal found 7/4![United Airlines logo]()
$988
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Thu 8/277:00 am
STL
- FCO
1 stop17h 35m
United Airlines
Sat 9/52:20 pm
FCO
- STL
2 stops31h 37m
United Airlines
Deal found 7/5![United Airlines logo]()
$991
This Mytrip deal was found by Cheapflights users on 7/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/174:05 pm
STL
- CIA
3 stops22h 35m
Multiple Airlines
Thu 12/317:45 am
CIA
- STL
3 stops37h 00m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,643
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 12/297:04 pm
STL
- FCO
1 stop29h 41m
United Airlines
Mon 1/411:15 am
FCO
- STL
1 stop35h 11m
United Airlines
Deal found 7/3![United Airlines logo]()
$1,041
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/22:40 pm
STL
- CIA
2 stops15h 40m
Multiple Airlines
Wed 8/56:00 am
CIA
- STL
2 stops21h 24m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,808
This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:05 pm
STL
- CIA
3 stops19h 55m
Multiple Airlines
Sat 1/25:30 pm
CIA
- STL
2 stops27h 15m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$2,137
Last-minute flights from St. Louis to RomeDiscover last-minute flight deals from St. Louis to Rome. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Rome. Data last updated July 7, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/53:30 pm
STL
- CIA
2 stops20h 15m
Multiple Airlines
Tue 7/76:00 am
CIA
- STL
2 stops21h 07m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$2,229
This Mytrip deal was found by Cheapflights users on 7/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/22:40 pm
STL
- CIA
2 stops15h 40m
Multiple Airlines
Wed 8/55:55 pm
CIA
- STL
3 stops33h 29m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,586
This Mytrip deal was found by Cheapflights users on 7/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:55 am
STL
- CIA
2 stops24h 45m
Multiple Airlines
Tue 8/116:05 am
CIA
- STL
3 stops21h 19m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,001
This KAYAK deal was found by Cheapflights users on 7/5. 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 8/58:55 am
STL
- FCO
2 stops18h 30m
Aer Lingus
Wed 8/197:30 am
FCO
- STL
2 stops23h 44m
Aer Lingus
Deal found 7/5![Aer Lingus logo]()
$787
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Wed 8/512:10 pm
STL
- FCO
1 stop14h 05m
United Airlines
Wed 8/1912:25 pm
FCO
- STL
2 stops33h 32m
United Airlines
Deal found 7/4![United Airlines logo]()
$807
This lol.travel deal was found by Cheapflights users on 7/4. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:45 pm
STL
- FCO
1 stop16h 20m
Finnair
Tue 8/2510:00 am
FCO
- STL
1 stop21h 14m
Finnair
Deal found 7/4![Finnair logo]()
$757
This Gotogate deal was found by Cheapflights users on 7/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:10 pm
STL
- FCO
1 stop14h 05m
Air Canada
Tue 8/2511:30 am
FCO
- STL
1 stop14h 12m
Air Canada
Deal found 7/6![Air Canada logo]()
$782
This Gotogate deal was found by Cheapflights users on 7/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:40 pm
STL
- FCO
1 stop12h 40m
Multiple Airlines
Tue 8/2511:30 am
FCO
- STL
2 stops15h 54m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$789
This Ovago deal was found by Cheapflights users on 7/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:55 am
STL
- FCO
2 stops18h 30m
Aer Lingus
Tue 8/257:30 am
FCO
- STL
2 stops23h 04m
Aer Lingus
Deal found 7/4![Aer Lingus logo]()
$806
One-way flights from St. Louis to RomeSearch for one-way flight options from St. Louis to Rome. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from St. Louis to Rome. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Ovago deal was found by Cheapflights users on 7/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/28:55 am
STL
- FCO
2 stops18h 30m
Aer Lingus
Deal found 7/5![Aer Lingus logo]()
$238
This KAYAK deal was found by Cheapflights users on 7/2. 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 8/308:55 am
STL
- FCO
2 stops18h 30m
Aer Lingus
Deal found 7/2![Aer Lingus logo]()
$300
This American Airlines deal was found by Cheapflights users on 7/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm
STL
- FCO
2 stops16h 05m
American Airlines
Deal found 7/6![American Airlines logo]()
$357
This oojo deal was found by Cheapflights users on 7/6. 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 11/81:08 pm
STL
- FCO
1 stop11h 37m
Lufthansa
Deal found 7/6![Lufthansa logo]()
$358
This FlightHub deal was found by Cheapflights users on 7/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:33 am
STL
- FCO
2 stops42h 22m
Air Canada
Deal found 7/4![Air Canada logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/3. 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 12/277:33 am
STL
- FCO
2 stops32h 27m
United Airlines
Deal found 7/3![United Airlines logo]()
$368
This oojo deal was found by Cheapflights users on 7/4. 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.
Sat 11/144:56 pm
STL
- FCO
1 stop34h 59m
Lufthansa
Deal found 7/4![Lufthansa logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:34 pm
STL
- FCO
3 stops37h 01m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/4. 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.
Sat 11/144:40 pm
STL
- FCO
1 stop36h 15m
United Airlines
Deal found 7/4![United Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:34 pm
STL
- FCO
3 stops42h 36m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$386
This Air France deal was found by Cheapflights users on 7/3. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/275:45 pm
STL
- FCO
1 stop32h 50m
Air France
Deal found 7/3![Air France logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:30 pm
STL
- CIA
3 stops57h 35m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$417
Find flight deals from St. Louis to Rome
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Rome (ROM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 7, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $757 (lol.travel) |
One-way from | $238 (Ovago) |
Popular in | June |
Cheapest in | February |
Average price | $1,281 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 July 7, 2026.
Use the filters below to find and compare flights from St. Louis to Rome that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Wed 8/5
12:10 pm-9:15 am
1 stop14h 05m
Rome Fiumicino
Wed 8/19
12:25 pm-2:57 pm
2 stops33h 32m
$807
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Tue 12/29
8:25 am-8:30 am
1 stop17h 05m
Rome Fiumicino
Tue 1/5
9:55 am-1:45 pm
1 stop34h 50m
$867
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Sun 12/13
5:00 am-8:55 am
2 stops20h 55m
Rome Fiumicino
Sun 12/27
7:05 am-7:40 pm
2 stops19h 35m
$919
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Tue 8/4
12:10 pm-9:15 am
1 stop14h 05m
Rome Fiumicino
Mon 8/10
1:20 pm-3:38 pm
2 stops33h 18m
$929
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Sat 11/21
5:34 pm-7:45 am
1 stop31h 11m
Rome Fiumicino
Sat 11/28
11:15 am-3:26 pm
1 stop35h 11m
$969
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Sat 9/12
6:53 pm-7:55 am
1 stop30h 02m
Rome Fiumicino
Thu 9/24
12:25 pm-3:43 pm
2 stops34h 18m
$970
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Wed 9/16
7:00 am-7:35 am
1 stop17h 35m
Rome Fiumicino
Mon 9/28
1:20 pm-1:25 pm
1 stop31h 05m
$988
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Thu 8/27
7:00 am-7:35 am
1 stop17h 35m
Rome Fiumicino
Sat 9/5
2:20 pm-2:57 pm
2 stops31h 37m
$991
St. LouisRome
STL - CIA
STLCIA
Lambert-St Louis
Tue 8/4
8:55 am-4:40 pm
2 stops24h 45m
Rome Ciampino
Tue 8/11
6:05 am-8:24 pm
3 stops21h 19m
$1,001
St. LouisRome
STL - FCO
STLFCO
Lambert-St Louis
Tue 12/29
7:04 pm-7:45 am
1 stop29h 41m
Rome Fiumicino
Mon 1/4
11:15 am-3:26 pm
1 stop35h 11m
$1,041
Showing 1-10 of 26 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Rome
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Rome in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Rome flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on St. Louis-Rome flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from St. Louis-Rome flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Rome flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Rome flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Rome
Have a flexible travel schedule? Discover the best time to fly to Rome from St. Louis with our price prediction graph.
STL-ROM
STL-FCO
STL-CIA
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 St. Louis to Rome
STL-ROM
STL-FCO
STL-CIA
What is the cheapest month to book a flight from St. Louis to Rome?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Rome (average of $442). Flying from St. Louis to Rome in June is currently the most expensive (average of $921). 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 St. Louis to Rome?
How far ahead should I book a flight from St. Louis to Rome?
The best time to book flights from St. Louis to Rome is 43 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.
Reviews of airlines servicing Rome
Get insights into the airlines that provide service to Rome. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rome. Reviews last updated July 7, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAir Canada from St. Louis to Rome. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Rome. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Rome?
Book flights to Rome if you plan to visit one of these locationsFiumicino
Civitavecchia
Montepulciano
Santa Marinella
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St. Louis and Rome flights
Browse other St. Louis and Rome flight options. Last updated on July 7, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
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Top 7 airlines flying from St. Louis to Rome
Discover the top 7 airlines that operate flights from St. Louis 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$472 | Average$1,200 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$500 | Average$913 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$506 | Average$884 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$549 | Average$1,035 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$564 | Average$1,245 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$566 | Average$1,122 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$665 | Average$1,085 | FlexibilityNo cancel fee | On-time71% |