$475+ Cheap flights from St. Louis (STL) to Romania
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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OTP
Aug 30 — Sep 61
Round-trip
1 adult, Economy
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Cheapest flights from St. Louis to RomaniaExplore the most affordable flight options available from St. Louis to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2026.
Explore the most affordable flight options available from St. Louis to Romania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2026.
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:59 pm
STL
- OTP
2 stops15h 01m
Lufthansa
Fri 10/26:05 am
OTP
- STL
2 stops23h 04m
Lufthansa
Deal found 7/30![Lufthansa logo]()
$874
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:53 pm
STL
- CLJ
2 stops21h 37m
Lufthansa
Mon 9/213:35 pm
CLJ
- STL
2 stops29h 50m
Lufthansa
Deal found 7/31![Lufthansa logo]()
$879
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:55 am
STL
- CLJ
2 stops20h 15m
Multiple Airlines
Wed 9/96:00 am
CLJ
- STL
2 stops15h 25m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$881
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:49 pm
STL
- OTP
2 stops16h 16m
American Airlines
Fri 10/28:15 am
OTP
- STL
2 stops21h 28m
American Airlines
Deal found 7/28![American Airlines logo]()
$896
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 9/147:00 am
STL
- CLJ
3 stops22h 10m
United Airlines
Mon 9/211:50 pm
CLJ
- STL
2 stops38h 48m
United Airlines
Deal found 7/31![United Airlines logo]()
$901
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:40 pm
STL
- OTP
1 stop19h 10m
British Airways
Fri 10/28:15 am
OTP
- STL
2 stops21h 28m
British Airways
Deal found 7/28![British Airways logo]()
$917
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:53 pm
STL
- CLJ
2 stops21h 37m
Lufthansa
Sun 9/206:00 am
CLJ
- STL
2 stops15h 25m
Lufthansa
Deal found 7/29![Lufthansa logo]()
$925
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:55 am
STL
- OTP
2 stops19h 05m
Multiple Airlines
Sun 9/206:05 am
OTP
- STL
1 stop15h 20m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$930
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.
Wed 9/27:00 am
STL
- OTP
3 stops27h 35m
United Airlines
Sun 9/206:05 am
OTP
- STL
1 stop15h 20m
United Airlines
Deal found 7/29![United Airlines logo]()
$946
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:29 pm
STL
- OTP
2 stops21h 06m
Lufthansa
Sun 11/16:00 am
OTP
- STL
2 stops23h 40m
Lufthansa
Deal found 7/30![Lufthansa logo]()
$950
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:30 pm
STL
- CLJ
3 stops39h 55m
Multiple Airlines
Sun 9/206:00 am
CLJ
- STL
2 stops23h 36m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$955
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:34 am
STL
- OTP
2 stops22h 01m
American Airlines
Sun 9/208:10 am
OTP
- STL
2 stops24h 17m
American Airlines
Deal found 7/28![American Airlines logo]()
$961
Best flights from St. Louis to RomaniaDiscover carefully curated flight deals from St. Louis to Romania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2026.
Discover carefully curated flight deals from St. Louis to Romania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2026.
This United Airlines deal was found by Cheapflights users on 7/27. 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 1/1011:25 am
STL
- CLJ
2 stops18h 15m
United Airlines
Tue 1/126:00 am
CLJ
- STL
2 stops41h 26m
United Airlines
Deal found 7/27![United Airlines logo]()
$782
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:59 pm
STL
- OTP
2 stops15h 01m
Lufthansa
Fri 10/26:05 am
OTP
- STL
2 stops23h 04m
Lufthansa
Deal found 7/30![Lufthansa logo]()
$874
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am
STL
- CLJ
3 stops22h 10m
Multiple Airlines
Wed 9/96:00 am
CLJ
- STL
2 stops44h 41m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$884
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:40 pm
STL
- OTP
1 stop19h 10m
British Airways
Fri 10/28:15 am
OTP
- STL
2 stops21h 28m
British Airways
Deal found 7/28![British Airways logo]()
$917
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:00 pm
STL
- OTP
2 stops16h 45m
Delta
Thu 10/296:00 am
OTP
- STL
2 stops21h 51m
Delta
Deal found 7/30![Delta logo]()
$971
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:00 am
STL
- SBZ
2 stops23h 25m
Austrian Airlines
Mon 9/211:40 pm
SBZ
- STL
2 stops37h 01m
Austrian Airlines
Deal found 7/31![Austrian Airlines logo]()
$1,021
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:40 am
STL
- CLJ
3 stops19h 30m
Air Canada
Sun 9/206:00 am
CLJ
- STL
3 stops23h 36m
Air Canada
Deal found 7/29![Air Canada logo]()
$1,255
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 9/147:00 am
STL
- CLJ
3 stops22h 10m
United Airlines
Mon 9/211:50 pm
CLJ
- STL
2 stops38h 48m
United Airlines
Deal found 7/31![United Airlines logo]()
$901
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:53 pm
STL
- CLJ
2 stops21h 37m
Lufthansa
Sun 9/206:00 am
CLJ
- STL
2 stops15h 25m
Lufthansa
Deal found 7/29![Lufthansa logo]()
$925
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:30 pm
STL
- CLJ
3 stops39h 55m
Multiple Airlines
Sun 9/206:00 am
CLJ
- STL
2 stops23h 36m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$955
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:00 am
STL
- OTP
2 stops18h 45m
Delta
Thu 10/296:00 am
OTP
- STL
2 stops21h 51m
Delta
Deal found 7/30![Delta logo]()
$971
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.
Wed 9/27:00 am
STL
- OTP
3 stops27h 35m
United Airlines
Sun 9/206:05 am
OTP
- STL
1 stop15h 20m
United Airlines
Deal found 7/29![United Airlines logo]()
$946
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:20 am
STL
- OTP
2 stops19h 25m
Delta
Wed 10/282:00 pm
OTP
- STL
2 stops16h 54m
Delta
Deal found 7/30![Delta logo]()
$972
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:05 am
STL
- OTP
2 stops18h 40m
Delta
Wed 10/282:00 pm
OTP
- STL
2 stops16h 54m
Delta
Deal found 7/30![Delta logo]()
$972
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:30 pm
STL
- TSR
2 stops23h 20m
Multiple Airlines
Fri 10/95:55 am
TSR
- STL
2 stops44h 46m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,173
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:10 pm
STL
- CLJ
3 stops23h 05m
Multiple Airlines
Mon 9/216:10 pm
CLJ
- STL
3 stops32h 31m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,183
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.
Fri 9/45:30 pm
STL
- CLJ
2 stops15h 55m
United Airlines
Sat 9/121:50 pm
CLJ
- STL
2 stops55h 35m
United Airlines
Deal found 7/30![United Airlines logo]()
$1,294
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:55 am
STL
- SBZ
3 stops23h 25m
Multiple Airlines
Mon 9/211:40 pm
SBZ
- STL
3 stops31h 45m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,337
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:40 pm
STL
- CLJ
3 stops24h 30m
Multiple Airlines
Sat 9/126:10 pm
CLJ
- STL
3 stops32h 31m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,386
Last-minute flights from St. Louis to RomaniaDiscover last-minute flight deals from St. Louis to Romania. Data last updated July 31, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Romania. Data last updated July 31, 2026 and is based on user searches.
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.
Tue 8/412:10 pm
STL
- TSR
2 stops17h 20m
Multiple Airlines
Thu 8/205:55 am
TSR
- STL
2 stops25h 04m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,111
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:30 pm
STL
- TSR
2 stops14h 00m
Lufthansa
Thu 8/205:55 am
TSR
- STL
2 stops17h 43m
Lufthansa
Deal found 7/31![Lufthansa logo]()
$1,181
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:30 pm
STL
- TSR
2 stops14h 00m
Multiple Airlines
Thu 8/205:55 am
TSR
- STL
2 stops17h 43m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,222
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:15 am
STL
- OTP
2 stops20h 25m
Delta
Fri 8/147:05 am
OTP
- STL
2 stops21h 37m
Delta
Deal found 7/28![Delta logo]()
$1,070
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/62:40 pm
STL
- TSR
2 stops24h 10m
Multiple Airlines
Thu 8/205:55 am
TSR
- STL
2 stops40h 07m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,083
This Justfly.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/68:43 am
STL
- TSR
2 stops30h 07m
Lufthansa
Thu 8/205:55 am
TSR
- STL
2 stops23h 22m
Lufthansa
Deal found 7/27![Lufthansa logo]()
$1,229
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:55 am
STL
- OTP
3 stops26h 50m
Multiple Airlines
Fri 8/141:45 pm
OTP
- STL
2 stops56h 19m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,468
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/72:40 pm
STL
- TSR
2 stops38h 50m
Multiple Airlines
Thu 8/205:55 am
TSR
- STL
2 stops17h 43m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,170
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/73:30 pm
STL
- OTP
1 stop13h 40m
Multiple Airlines
Fri 8/146:20 am
OTP
- STL
2 stops20h 22m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,208
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/72:40 pm
STL
- OTP
2 stops40h 40m
Multiple Airlines
Sat 8/157:20 pm
OTP
- STL
2 stops50h 44m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,282
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.
Sat 8/83:22 pm
STL
- TSR
2 stops14h 08m
Lufthansa
Wed 8/195:55 am
TSR
- STL
2 stops17h 43m
Lufthansa
Deal found 7/31![Lufthansa logo]()
$1,265
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:10 pm
STL
- TSR
2 stops17h 20m
Multiple Airlines
Wed 8/192:10 pm
TSR
- STL
3 stops33h 28m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$1,415
One-way flights from St. Louis to RomaniaSearch for one-way flight options from St. Louis to Romania. Find affordable one-way fares based on user searches. Data last updated July 31, 2026.
Search for one-way flight options from St. Louis to Romania. Find affordable one-way fares based on user searches. Data last updated July 31, 2026.
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:40 pm
STL
- CLJ
2 stops40h 10m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$475
Find flight deals from St. Louis to Romania
Keep the following information in mind while searching for St. Louis to Romania flight deals. Data was last updated July 31, 2026.
Round-trip from | $782 (United Airlines) |
|---|---|
One-way from | $475 (Air Canada) |
Popular in | June |
Cheapest in | November |
Average price | $1,083 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Romania 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 31, 2026.
Use the filters below to find and compare flights from St. Louis to Romania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisCluj Napoca
STL - CLJ
STLCLJ
Lambert-St Louis
Sun 1/10
11:25 am-1:40 pm
2 stops18h 15m
Cluj Napoca
Tue 1/12
6:00 am-3:26 pm
2 stops41h 26m
$782
St. LouisBucharest
STL - OTP
STLOTP
Lambert-St Louis
Sun 9/13
12:59 pm-12:00 pm
2 stops15h 01m
Bucharest Otopeni Intl
Fri 10/2
6:05 am-9:09 pm
2 stops23h 04m
$874
St. LouisCluj Napoca
STL - CLJ
STLCLJ
Lambert-St Louis
Wed 9/2
7:00 am-1:10 pm
3 stops22h 10m
Cluj Napoca
Wed 9/9
6:00 am-6:41 pm
2 stops44h 41m
$884
St. LouisCluj Napoca
STL - CLJ
STLCLJ
Lambert-St Louis
Mon 9/14
7:00 am-1:10 pm
3 stops22h 10m
Cluj Napoca
Mon 9/21
1:50 pm-8:38 pm
2 stops38h 48m
$901
St. LouisBucharest
STL - OTP
STLOTP
Lambert-St Louis
Sun 9/13
9:40 pm-12:50 am
1 stop19h 10m
Bucharest Otopeni Intl
Fri 10/2
8:15 am-9:43 pm
2 stops21h 28m
$917
St. LouisCluj Napoca
STL - CLJ
STLCLJ
Lambert-St Louis
Sun 9/13
6:53 pm-12:30 am
2 stops21h 37m
Cluj Napoca
Sun 9/20
6:00 am-1:25 pm
2 stops15h 25m
$925
St. LouisBucharest
STL - OTP
STLOTP
Lambert-St Louis
Wed 9/2
7:00 am-6:35 pm
3 stops27h 35m
Bucharest Otopeni Intl
Sun 9/20
6:05 am-1:25 pm
1 stop15h 20m
$946
St. LouisCluj Napoca
STL - CLJ
STLCLJ
Lambert-St Louis
Sun 9/13
5:30 pm-5:25 pm
3 stops39h 55m
Cluj Napoca
Sun 9/20
6:00 am-9:36 pm
2 stops23h 36m
$955
St. LouisBucharest
STL - OTP
STLOTP
Lambert-St Louis
Sun 10/4
12:00 pm-12:45 pm
2 stops16h 45m
Bucharest Otopeni Intl
Thu 10/29
6:00 am-8:51 pm
2 stops21h 51m
$971
St. LouisBucharest
STL - OTP
STLOTP
Lambert-St Louis
Tue 9/29
10:00 am-12:45 pm
2 stops18h 45m
Bucharest Otopeni Intl
Thu 10/29
6:00 am-8:51 pm
2 stops21h 51m
$971
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Romania
Have a flexible travel schedule? Discover the best time to fly to Romania from St. Louis with our price prediction graph.
STL-OTP
STL-TSR
STL-CLJ
STL-SBZ
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 Romania
STL-RO0
STL-OTP
STL-TSR
STL-CLJ
STL-SBZ
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Romania
Get insights into the airlines that provide service to Romania. 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 Romania. Reviews last updated July 31, 2026.
See what other customers who have flown with United Airlines and Lufthansa from St. Louis to Romania have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Food
6.7
Entertainment
7.1
Overall
7.4
Crew
8.1
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Romania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Romania
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Complete your trip
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St. Louis and Romania flights
Browse other St. Louis and Romania flight options. Last updated on July 31, 2026.
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Top 2 airlines flying from St. Louis to Romania
Discover the top 2 airlines that operate flights from St. Louis to Romania. 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 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$574 | Average$786 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$800 | Average$1,040 | FlexibilityNo cancel fee | On-time76% |