What is the cheapest month to book a flight from Romania to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Romania to St. Louis (average of $311). Flying from Romania to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from RO to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Romania to St. Louis as you normally would.

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

Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Romania. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Can I find deals for flights from Romania to St. Louis that include hotel bookings?

Yes. In addition to deals on Romania to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Romania to St. Louis?

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

Can I find deals for business class flights from Romania to St. Louis?

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

$954+ Flights from Romania to St. Louis

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Cheap flight deals from Romania to St. Louis

Round-trip from	$699 (Delta)

From Romania to Lambert-St Louis

Search Deals

Find flight deals from Romania to St. Louis

Cheapest flights from Romania to St. Louis
Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.

mar 4/157:00 amOTP - STL

2 stops24h 36mDelta

sab 4/194:15 pmSTL - OTP

2 stops35h 55mDelta

Deal found 3/30

$699

mar 4/156:05 amOTP - STL

3 stops23h 43mAir Canada

sab 4/1910:40 amSTL - OTP

3 stops17h 15mAir Canada

Deal found 3/30

$1,031

mar 4/151:50 pmOTP - STL

2 stops32h 59mMultiple Airlines

sab 4/1910:40 amSTL - OTP

3 stops17h 15mMultiple Airlines

Deal found 3/30

$1,033

mar 4/151:50 pmOTP - STL

1 stop31h 40mLufthansa

sab 4/195:33 pmSTL - OTP

2 stops17h 02mLufthansa

Deal found 3/30

$1,051

Best flights from Romania to St. Louis
Discover carefully curated flight deals from Romania to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 31, 2025.

mar 4/157:00 amOTP - STL

2 stops24h 36mDelta

sab 4/194:15 pmSTL - OTP

2 stops35h 55mDelta

Deal found 3/30

$699

mar 4/156:05 amOTP - STL

3 stops23h 43mAir Canada

sab 4/1910:40 amSTL - OTP

3 stops17h 15mAir Canada

Deal found 3/30

$1,031

mar 4/151:50 pmOTP - STL

2 stops32h 59mMultiple Airlines

sab 4/1910:40 amSTL - OTP

3 stops17h 15mMultiple Airlines

Deal found 3/30

$1,033

mar 4/151:50 pmOTP - STL

1 stop31h 40mLufthansa

sab 4/195:33 pmSTL - OTP

2 stops17h 02mLufthansa

Deal found 3/30

$1,051

Last-minute flights from Romania to St. Louis
Discover last-minute flight deals from Romania to St. Louis. Data last updated marzo 31, 2025 and is based on user searches.

mar 4/157:00 amOTP - STL

2 stops24h 36mDelta

sab 4/194:15 pmSTL - OTP

2 stops35h 55mDelta

Deal found 3/30

$699

mar 4/156:05 amOTP - STL

3 stops23h 43mAir Canada

sab 4/1910:40 amSTL - OTP

3 stops17h 15mAir Canada

Deal found 3/30

$1,031

mar 4/151:50 pmOTP - STL

2 stops32h 59mMultiple Airlines

sab 4/1910:40 amSTL - OTP

3 stops17h 15mMultiple Airlines

Deal found 3/30

$1,033

mar 4/151:50 pmOTP - STL

1 stop31h 40mLufthansa

sab 4/195:33 pmSTL - OTP

2 stops17h 02mLufthansa

Deal found 3/30

$1,051

Cheapflights Fare Finder

Use the filters below to find and compare flights from Romania to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

mar 4/15

7:00 am-11:36 pm

2 stops24h 36m

Lambert-St Louis

sab 4/19

4:15 pm-12:10 pm

2 stops35h 55m

$699

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

mar 4/15

6:05 am-9:48 pm

3 stops23h 43m

Lambert-St Louis

sab 4/19

10:40 am-11:55 am

3 stops17h 15m

$1,031

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

mar 4/15

1:50 pm-2:49 pm

2 stops32h 59m

Lambert-St Louis

sab 4/19

10:40 am-11:55 am

3 stops17h 15m

$1,033

BucharestSt. Louis

OTP - STL

OTPSTL

Bucharest Otopeni Intl

mar 4/15

1:50 pm-1:30 pm

1 stop31h 40m

Lambert-St Louis

sab 4/19

5:33 pm-6:35 pm

2 stops17h 02m

$1,051

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Best time to book a flight from Romania to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Romania with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Romania to St. Louis

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,899 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada

7.0

Good

9,012 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Lufthansa

6.7

Okay

6,961 reviews

Delta

8.0

Very good

7,899 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to St. Louis from Romania?
Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Romania. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.
Can I find deals for flights from Romania to St. Louis that include hotel bookings?
Yes. In addition to deals on Romania to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Romania to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Romania to St. Louis.
Can I find deals for business class flights from Romania to St. Louis?
Yes. Cheapflights offers flight deals from Romania to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Romania to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Romania to St. Louis (average of $311). Flying from Romania to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Fenton

Maryland Heights

Fairview Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Glencoe

Alton

Farmington

Chesterfield

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$699+ Cheap flights from Romania to St. Louis (STL)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Romania to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Romania to St. Louis

Keep the following information in mind while searching for Romania to St. Louis flight deals. Data was last updated marzo 31, 2025.

Round-trip from

Find flight deals from Romania to St. Louis

Cheapest flights from Romania to St. LouisExplore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.

Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Romania to St. Louis that are best for you.

Best time to book a flight from Romania to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Romania with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Romania to St. Louis

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

Related info for your journey

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

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

Can I find deals for flights from Romania to St. Louis that include hotel bookings?

How can I find direct flights from Romania to St. Louis?

Can I find deals for business class flights from Romania to St. Louis?

What is the cheapest month to book a flight from Romania to St. Louis?

Traveling to a place near Romania?

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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Romania to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Romania to St. Louis
Explore the most affordable flight options available from Romania to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.