Monroe County Flights - Book Cheap Flights to Monroe County

View RM1,214 flight on Sun, 19 Apr 2026Opens in a new window

Popular airlines to Monroe County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheap round-trip flights to Monroe County

Prices were available within the past 7 days and start at RM1,214 for one-way flights and RM2,206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 19 Apr - Sun, 26 Apr
PHL
Philadelphia
STL
St. Louis
RM2,206 Return, found 1 day ago
RM2,206
Return
found 1 day ago
Select United flight, departing Sun, 19 Apr from Philadelphia to St. Louis, returning Sun, 26 Apr, priced at RM2,206 found 1 day ago
American Airlines
Sun, 19 Apr - Sun, 26 Apr
PHL
Philadelphia
STL
St. Louis
RM2,234 Return, found 1 day ago
RM2,234
Return
found 1 day ago
Select American Airlines flight, departing Sun, 19 Apr from Philadelphia to St. Louis, returning Sun, 26 Apr, priced at RM2,234 found 1 day ago
American Airlines
Sun, 19 Apr - Sun, 26 Apr
PHL
Philadelphia
STL
St. Louis
RM2,273 Return, found 1 day ago
RM2,273
Return
found 1 day ago
Select American Airlines flight, departing Sun, 19 Apr from Philadelphia to St. Louis, returning Sun, 26 Apr, priced at RM2,273 found 1 day ago
United
Sun, 19 Apr - Sun, 26 Apr
PHL
Philadelphia
STL
St. Louis
RM2,323 Return, found 1 day ago
RM2,323
Return
found 1 day ago
Select United flight, departing Sun, 19 Apr from Philadelphia to St. Louis, returning Sun, 26 Apr, priced at RM2,323 found 1 day ago
Delta
Sun, 19 Apr - Sun, 26 Apr
PHL
Philadelphia
STL
St. Louis
RM2,363 Return, found 1 day ago
RM2,363
Return
found 1 day ago
Select Delta flight, departing Sun, 19 Apr from Philadelphia to St. Louis, returning Sun, 26 Apr, priced at RM2,363 found 1 day ago
Qatar Airways
Sun, 10 May - Wed, 19 Aug
KUL
Kuala Lumpur
STL
St. Louis
RM4,680 Return, found 1 day ago
RM4,680
Return
found 1 day ago
Select Qatar Airways flight, departing Sun, 10 May from Kuala Lumpur to St. Louis, returning Wed, 19 Aug, priced at RM4,680 found 1 day ago
Qatar Airways
Thu, 24 Sept - Mon, 5 Oct
SIN
Singapore
STL
St. Louis
RM5,335 Return, found 13 hours ago
RM5,335
Return
found 13 hours ago
Select Qatar Airways flight, departing Thu, 24 Sept from Singapore to St. Louis, returning Mon, 5 Oct, priced at RM5,335 found 13 hours ago
Cathay Pacific
Fri, 25 Sept - Mon, 5 Oct
SIN
Singapore
STL
St. Louis
RM6,015 Return, found 2 days ago
RM6,015
Return
found 2 days ago
Select Cathay Pacific flight, departing Fri, 25 Sept from Singapore to St. Louis, returning Mon, 5 Oct, priced at RM6,015 found 2 days ago
Japan Airlines
Fri, 25 Sept - Mon, 5 Oct
SIN
Singapore
STL
St. Louis
RM6,377 Return, found 2 days ago
RM6,377
Return
found 2 days ago
Select Japan Airlines flight, departing Fri, 25 Sept from Singapore to St. Louis, returning Mon, 5 Oct, priced at RM6,377 found 2 days ago
Finnair
Thu, 24 Sept - Mon, 5 Oct
SIN
Singapore
STL
St. Louis
RM6,531 Return, found 13 hours ago
RM6,531
Return
found 13 hours ago
Select Finnair flight, departing Thu, 24 Sept from Singapore to St. Louis, returning Mon, 5 Oct, priced at RM6,531 found 13 hours ago

Trending flights to Monroe County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Sun, 10 May - Wed, 19 Aug
KUL
Kuala Lumpur
STL
St. Louis
RM4,680 Return, found 1 day ago
RM4,680
Return
found 1 day ago
Select Qatar Airways flight, departing Sun, 10 May from Kuala Lumpur to St. Louis, returning Wed, 19 Aug, priced at RM4,680 found 1 day ago

Frequently asked questions

How do I find cheap flights to Monroe County that have flexible change policies?
By using our handy "No change fee" filter, that's how. All you have to do is enter your preferred dates and destination, click the "Search" button, then check the box under the "Flexible change policies" heading (top left of your screen). Expedia makes it a cinch to find inexpensive, flexible fares to Monroe County.
Which airlines fly to Monroe County?
Figure out your perfect travel dates and then fly into or near Monroe County with one of these quality airlines:

  • Southwest Airlines - 2,214 flights to or near Monroe County each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near Monroe County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near Monroe County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to Monroe County?
You'll always nab a fabulous deal with Expedia, but our "flexible dates" search function makes it that much easier. Enter your preferred flight date, then tick the flexible dates box above to see the cheapest prices for nearby days. RM2,206 was the best price for a flight to Monroe County in the last seven days.
How much is a flight to Monroe County?
In the last seven days, round-trip flights to Monroe County sold for as low as RM2,206 and peaked at RM6,531. For one-way journeys departing from Philadelphia (PHL), the lowest price during this time was just RM1,214.
What are the most popular airports to fly into in Monroe County?
Lambert-St. Louis Intl. Airport (STL) is the main jumping-off point for people eager to explore Monroe County. Around 4,902 flights per month touch down here.
How much is a plane ticket to Monroe County?
In the last seven days, plane fares to Monroe County fluctuated from RM2,206 to RM6,531.
What is the best time to go to Monroe County?
May, June and July are the most popular months to travel to Columbia, one of Monroe County's best cities. Summer here starts June 20. Average temperatures range from 18ºC to 29ºC at this time of year, so plan your travels around then if you're a fan of warmer weather.
What months are the cheapest to book a flight to Monroe County?
February is the top month to bag a bargain fare to Monroe County. Bear in mind that the most expensive time to book a ticket in the States isn't the middle of summer, but the festive month of December.

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About Monroe County

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About Monroe County

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