$289+ Cheap flights from St. Louis (STL) to Rome (ROM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ROM
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Rome with Cheapflights
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 September 6, 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 September 6, 2026.
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:30 am -
2 stops18h 25m
Wed 11/181:15 pm -
2 stops29h 55m
Deal found 9/3![Air Canada logo]()
$709
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:30 am -
2 stops18h 25m
Wed 11/187:05 am -
1 stop13h 40m
Deal found 9/3![Multiple Airlines logo]()
$716
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:40 am -
2 stops16h 15m
Wed 11/187:05 am -
1 stop13h 40m
Deal found 9/6![Multiple Airlines logo]()
$717
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:50 pm -
2 stops21h 20m
Wed 11/257:05 am -
1 stop13h 40m
Deal found 9/3![Lufthansa logo]()
$720
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:29 pm -
2 stops16h 26m
Thu 11/191:10 pm -
1 stop17h 25m
Deal found 9/6![British Airways logo]()
$723
This Gotogate deal was found by Cheapflights users on 9/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:05 pm -
1 stop11h 50m
Wed 11/257:05 am -
1 stop13h 40m
Deal found 9/3![Multiple Airlines logo]()
$724
This United deal was found by Cheapflights users on 9/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:29 am -
1 stop13h 26m
Fri 11/271:15 pm -
2 stops34h 37m
Deal found 9/5![Multiple Airlines logo]()
$727
This Flighttix deal was found by Cheapflights users on 9/3. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 am -
2 stops18h 25m
Wed 11/111:30 pm -
2 stops32h 56m
Deal found 9/3![Air Canada logo]()
$729
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:30 am -
2 stops18h 25m
Wed 11/181:15 pm -
2 stops33h 28m
Deal found 9/4![Air Canada logo]()
$730
This Air Canada deal was found by Cheapflights users on 9/3. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/254:05 pm -
1 stop33h 50m
Fri 11/61:15 pm -
2 stops39h 20m
Deal found 9/3![Air Canada logo]()
$731
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:40 pm -
3 stops22h 40m
Sun 10/186:20 am -
2 stops21h 00m
Deal found 9/4![Multiple Airlines logo]()
$1,331
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:10 pm -
3 stops18h 40m
Sun 10/186:20 am -
2 stops21h 00m
Deal found 9/4![Multiple Airlines logo]()
$1,463
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 September 6, 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 September 6, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:50 pm -
1 stop29h 55m
Tue 1/1211:15 am -
1 stop35h 11m
Deal found 9/1![United Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:31 pm -
1 stop14h 44m
Wed 12/1610:00 am -
1 stop14h 20m
Deal found 9/6![Delta logo]()
$797
This Lufthansa deal was found by Cheapflights users on 9/6. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:30 pm -
1 stop15h 35m
Sun 10/116:35 pm -
1 stop25h 50m
Deal found 9/6![Lufthansa logo]()
$978
This United deal was found by Cheapflights users on 9/1. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:08 pm -
2 stops34h 47m
Sat 12/261:30 pm -
1 stop31h 15m
Deal found 9/1![Multiple Airlines logo]()
$1,142
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/186:00 am -
1 stop18h 55m
Fri 11/277:05 am -
1 stop13h 40m
Deal found 9/4![United Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 9/3. 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 12/296:58 pm -
2 stops30h 57m
Tue 1/51:30 pm -
1 stop31h 15m
Deal found 9/3![United Airlines logo]()
$851
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:59 pm -
2 stops15h 36m
Sun 10/49:00 am -
1 stop18h 35m
Deal found 9/3![Delta logo]()
$1,148
This Icelandair deal was found by Cheapflights users on 9/4. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:55 am -
3 stops20h 05m
Fri 11/2711:25 am -
2 stops26h 45m
Deal found 9/4![Multiple Airlines logo]()
$1,156
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 10/86:00 am -
1 stop18h 55m
Sun 10/186:50 am -
1 stop13h 35m
Deal found 9/4![United Airlines logo]()
$1,125
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:40 pm -
3 stops22h 40m
Sun 10/186:20 am -
2 stops21h 00m
Deal found 9/4![Multiple Airlines logo]()
$1,331
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:10 pm -
3 stops18h 40m
Sun 10/186:20 am -
2 stops21h 00m
Deal found 9/4![Multiple Airlines logo]()
$1,463
This Mytrip deal was found by Cheapflights users on 9/3. 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.
Tue 10/202:40 pm -
2 stops19h 00m
Tue 10/278:00 pm -
2 stops24h 45m
Deal found 9/3![Multiple Airlines logo]()
$1,501
This Booking.com deal was found by Cheapflights users on 9/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:30 pm -
2 stops15h 25m
Fri 9/116:05 am -
3 stops19h 36m
Deal found 9/5![Multiple Airlines logo]()
$1,646
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:30 pm -
2 stops22h 10m
Fri 10/96:25 am -
2 stops20h 55m
Deal found 9/4![Multiple Airlines logo]()
$1,910
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Thu 9/108:55 am -
3 stops29h 10m
Sat 9/126:25 pm -
3 stops32h 55m
Deal found 9/6![Multiple Airlines logo]()
$3,234
Last-minute flights from St. Louis to RomeDiscover last-minute flight deals from St. Louis to Rome. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Rome. Data last updated September 6, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:40 pm -
3 stops22h 40m
Sun 10/186:20 am -
2 stops21h 00m
Deal found 9/4![Multiple Airlines logo]()
$1,331
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/247:01 pm -
1 stop30h 44m
Thu 11/511:15 am -
1 stop35h 11m
Deal found 9/3![United Airlines logo]()
$733
This Air Canada deal was found by Cheapflights users on 9/3. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/254:05 pm -
1 stop33h 50m
Fri 11/61:15 pm -
2 stops39h 20m
Deal found 9/3![Air Canada logo]()
$731
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 10/2611:29 am -
1 stop17h 26m
Wed 11/111:15 pm -
2 stops28h 17m
Deal found 9/4![United Airlines logo]()
$727
This Flighttix deal was found by Cheapflights users on 9/3. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 am -
2 stops18h 25m
Wed 11/111:30 pm -
2 stops32h 56m
Deal found 9/3![Air Canada logo]()
$729
This United deal was found by Cheapflights users on 9/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:08 pm -
1 stop12h 37m
Wed 11/117:05 am -
1 stop13h 40m
Deal found 9/4![Multiple Airlines logo]()
$735
This Air Canada deal was found by Cheapflights users on 9/3. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:50 pm -
2 stops33h 05m
Thu 11/511:15 am -
2 stops35h 28m
Deal found 9/3![Air Canada logo]()
$740
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:50 pm -
2 stops17h 10m
Thu 11/57:05 am -
2 stops21h 35m
Deal found 9/5![Lufthansa logo]()
$741
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 10/2611:29 am -
1 stop14h 26m
Thu 11/57:05 am -
2 stops21h 35m
Deal found 9/6![United Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am -
1 stop18h 45m
Thu 11/510:00 am -
1 stop17h 51m
Deal found 9/6![Delta logo]()
$747
This Air Canada deal was found by Cheapflights users on 9/3. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:05 pm -
1 stop11h 50m
Thu 11/511:15 am -
2 stops35h 28m
Deal found 9/3![Air Canada logo]()
$736
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/288:50 am -
1 stop21h 05m
Thu 11/511:15 am -
1 stop35h 11m
Deal found 9/3![United Airlines logo]()
$745
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 September 6, 2026.
Search for one-way flight options from St. Louis to Rome. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/104:30 pm -
2 stops58h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/96:35 pm -
3 stops56h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/104:30 pm -
2 stops49h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/96:35 pm -
3 stops59h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/84:30 pm -
2 stops58h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/45:19 pm -
2 stops42h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:39 pm -
3 stops44h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
2 stops36h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/84:30 pm -
3 stops48h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/410:20 am -
3 stops24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Tue 10/67:02 am -
3 stops30h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/124:30 pm -
3 stops44h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$466
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 September 6, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $709 (Expedia) |
One-way from | $289 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,315 |
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 7,457,451 searches. Data last updated September 6, 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 Lambert-St Louis - CIA Rome Ciampino
STLCIA
Lambert-St Louis
Fri 10/9
6:35 pm-9:45 am
3 stops56h 10m
Rome Ciampino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$291
St. LouisRome
STL Lambert-St Louis - CIA Rome Ciampino
STLCIA
Lambert-St Louis
Sat 10/10
4:30 pm-10:10 am
3 stops58h 40m
Rome Ciampino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$326
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Thu 10/8
4:30 pm-11:55 pm
3 stops48h 25m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
Quickest round-trip
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Thu 2/11
4:05 pm-10:55 am
1 stop11h 50m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$403
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Wed 10/14
3:30 pm-12:30 pm
1 stop14h 00m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$418
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Mon 10/12
12:10 pm-9:15 am
1 stop14h 05m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$462
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Mon 10/12
6:00 am-6:50 am
2 stops17h 50m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$463
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Wed 10/7
6:00 am-8:15 am
2 stops19h 15m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$463
St. LouisRome
STL Lambert-St Louis - FCO Rome Fiumicino
STLFCO
Lambert-St Louis
Mon 10/12
5:53 pm-6:55 pm
3 stops42h 02m
Rome Fiumicino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$503
St. LouisRome
STL Lambert-St Louis - CIA Rome Ciampino
STLCIA
Lambert-St Louis
Tue 10/6
3:30 pm-9:50 pm
2 stops23h 20m
Rome Ciampino
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$513
Showing 1-10 of 33 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 September.
| 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, February is the cheapest month in which you can book a flight from St. Louis to Rome (average of $527). Flying from St. Louis to Rome in June is currently the most expensive (average of $1,686). 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?
Airfare is below average for this route at the moment.
St. Louis to Rome flights typically cost between $993 and $1,451 in November.The cheapest round-trip price found within the last 5 days was $709 on Air Canada (Nov 11-Nov 18).
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 23 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 September 6, 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.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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 September 6, 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 September 6, 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$472 | Average$1,200 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$500 | Average$993 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$506 | Average$917 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$665 | Average$1,126 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$665 | Average$1,175 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$810 | Average$1,225 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$867 | Average$1,085 | FlexibilityNo cancel fee | On-time71% |