Cheap flights from St. Louis (STL) to the United States from $32

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — LAX
May 27 — Jun 31

How far in advance should I book a flight from St. Louis to USA?

Users have found that booking a flight from St. Louis to USA at least 58 days early can save you up to 177% on average compared to booking a flight this week. If booking 58 days before your flight isn’t an option for you, users have found flights from St. Louis to USA for as little as $290 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $562 for flights departing within the next 3 days.

What is the cheapest month to fly from St. Louis to USA?

Flights from St. Louis to USA lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to USA in September, with the cheapest ticket starting at $129.

When is the cheapest time to fly from St. Louis to USA (STL - US)?

When flying from St. Louis to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Frontier flights from St. Louis to USA

Explore cheap flight options specifically provided by Frontier for the route between St. Louis and USA. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
Take a peek at the cheapest Frontier flights we've detected traveling from St. Louis to USA. Come back soon if you're not finding the exact deal you're looking for.
Wed 6/191:48 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/2611:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$58
Wed 8/287:29 pmSTL - LAS
Nonstop3h 37mFrontier
Fri 8/305:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 5/21$60
Mon 6/172:18 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/1911:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$68
Wed 7/102:11 pmSTL - DFW
Nonstop1h 46mFrontier
Wed 7/1711:35 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$70
Mon 6/37:23 pmSTL - LAS
Nonstop3h 48mFrontier
Thu 6/65:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$77
Fri 6/142:03 pmSTL - DFW
Nonstop1h 50mFrontier
Mon 6/1711:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$78
Mon 7/12:18 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 7/1011:35 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$80
Mon 6/247:29 pmSTL - LAS
Nonstop3h 46mFrontier
Thu 6/275:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$85
Wed 7/108:02 pmSTL - DEN
Nonstop2h 23mFrontier
Tue 7/1611:41 amDEN - STL
Nonstop2h 06mFrontier
Deal found 5/21$86

Cheap United Airlines flights from St. Louis to USA

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and USA. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from St. Louis to USA. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 8/68:58 amSTL - MIA
1 stop5h 55mUnited Airlines
Wed 8/145:02 pmMIA - STL
1 stop6h 15mUnited Airlines
Deal found 5/20$204
Tue 8/206:02 amSTL - MIA
Nonstop7h 21mUnited Airlines
Thu 8/225:05 pmMIA - STL
1 stop6h 08mUnited Airlines
Deal found 5/21$219
Tue 5/285:31 pmSTL - SEA
1 stop6h 52mUnited Airlines
Fri 5/3111:05 amSEA - STL
2 stops9h 10mUnited Airlines
Deal found 5/22$354
Tue 5/286:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Tue 7/29:00 amEWR - STL
1 stop6h 18mUnited Airlines
Deal found 5/21$385
Thu 5/306:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Sat 6/89:00 amEWR - STL
1 stop6h 16mUnited Airlines
Deal found 5/21$408
Tue 5/286:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Thu 6/62:20 pmEWR - STL
Nonstop2h 38mUnited Airlines
Deal found 5/21$416
Tue 5/286:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Wed 5/298:05 pmEWR - STL
Nonstop2h 39mUnited Airlines
Deal found 5/21$421
Sat 6/16:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Mon 6/32:20 pmEWR - STL
Nonstop2h 38mUnited Airlines
Deal found 5/20$429
Mon 5/276:08 amSTL - EWR
Nonstop2h 22mUnited Airlines
Mon 5/272:20 pmEWR - STL
Nonstop2h 38mUnited Airlines
Deal found 5/21$455

Cheap St. Louis to USA flights in May & June 2024

Find cheap flight options from St. Louis to USA specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on May 22, 2024.
These are some of the best deals we've found on flights to USA in 2024 at this time. Check back regularly for other flight deals.
Wed 6/191:48 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/2611:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/22$59
Thu 5/307:30 pmSTL - MCO
Nonstop2h 28mSpirit Airlines
Thu 6/65:50 pmMCO - STL
Nonstop2h 32mSpirit Airlines
Deal found 5/21$62
Mon 6/172:18 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/1911:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$68
Wed 6/57:29 pmSTL - LAS
Nonstop3h 46mFrontier
Thu 6/135:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$68
Tue 6/113:23 pmSTL - LAS
1 stop10h 47mMultiple Airlines
Wed 6/195:30 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 5/21$69
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mMultiple Airlines
Wed 6/55:30 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 5/21$70
Wed 6/197:29 pmSTL - LAS
Nonstop3h 46mMultiple Airlines
Wed 6/267:49 amLAS - STL
Nonstop3h 16mMultiple Airlines
Deal found 5/20$74

St. Louis to USA 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and USA in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
These are some of the best deals we've found on flights to USA in 2024 at this time. Check back regularly for other flight deals.
Wed 6/191:48 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/2611:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/22$59
Wed 8/287:29 pmSTL - LAS
Nonstop3h 37mFrontier
Fri 8/305:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 5/21$60
Thu 5/307:30 pmSTL - MCO
Nonstop2h 28mSpirit Airlines
Thu 6/65:50 pmMCO - STL
Nonstop2h 32mSpirit Airlines
Deal found 5/21$62
Mon 9/164:31 pmSTL - MCO
Nonstop2h 28mSpirit Airlines
Sat 9/219:04 amMCO - STL
Nonstop2h 24mSpirit Airlines
Deal found 5/21$63
Mon 6/172:18 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/1911:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$68
Wed 6/57:29 pmSTL - LAS
Nonstop3h 46mFrontier
Thu 6/135:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$68
Tue 6/113:23 pmSTL - LAS
1 stop10h 47mMultiple Airlines
Wed 6/195:30 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 5/21$69

Non-stop flights to USA from St. Louis

Discover non-stop flight options from St. Louis to USA. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
Take a look at some of the direct flights traveling from St. Louis to USA in the near future. Select from other flights from St. Louis to USA by using the search form above.
Wed 6/191:48 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/2611:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/21$58
Mon 6/34:05 pmSTL - LAS
Nonstop3h 33mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/22$59
Wed 8/287:29 pmSTL - LAS
Nonstop3h 37mFrontier
Fri 8/305:01 amLAS - STL
Nonstop3h 17mFrontier
Deal found 5/21$60
Thu 5/307:30 pmSTL - MCO
Nonstop2h 28mSpirit Airlines
Thu 6/65:50 pmMCO - STL
Nonstop2h 32mSpirit Airlines
Deal found 5/21$62
Mon 6/172:18 pmSTL - DFW
Nonstop1h 50mFrontier
Wed 6/1911:12 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$68
Wed 6/57:29 pmSTL - LAS
Nonstop3h 46mFrontier
Thu 6/135:30 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$68
Wed 6/121:55 pmSTL - LAS
Nonstop3h 27mMultiple Airlines
Wed 6/195:30 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 5/21$69
Wed 7/102:11 pmSTL - DFW
Nonstop1h 46mFrontier
Wed 7/1711:35 amDFW - STL
Nonstop1h 46mFrontier
Deal found 5/21$70

St. Louis to USA flights leaving soon

Find last-minute flight options from St. Louis to USA for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
Users seeking a last-minute flight from St. Louis to USA should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Thu 5/307:30 pmSTL - MCO
Nonstop2h 28mSpirit Airlines
Thu 6/65:50 pmMCO - STL
Nonstop2h 32mSpirit Airlines
Deal found 5/21$62
Thu 5/307:44 pmSTL - MCO
Nonstop2h 34mFrontier
Thu 6/65:30 amMCO - STL
Nonstop2h 37mFrontier
Deal found 5/22$95
Tue 5/287:44 pmSTL - MCO
Nonstop2h 34mMultiple Airlines
Tue 6/46:07 amMCO - STL
1 stop4h 32mMultiple Airlines
Deal found 5/21$103
Sat 6/111:39 amSTL - LAS
1 stop13h 03mMultiple Airlines
Tue 6/45:01 amLAS - STL
Nonstop3h 12mMultiple Airlines
Deal found 5/21$107
Sat 6/18:04 pmSTL - DEN
Nonstop2h 31mFrontier
Tue 6/410:00 amDEN - STL
Nonstop2h 09mFrontier
Deal found 5/21$108
Sat 6/111:39 amSTL - MCO
Nonstop2h 27mSpirit Airlines
Thu 6/65:50 pmMCO - STL
Nonstop2h 32mSpirit Airlines
Deal found 5/21$112
Mon 5/277:23 pmSTL - LAS
Nonstop3h 48mFrontier
Wed 5/295:01 amLAS - STL
Nonstop3h 12mFrontier
Deal found 5/22$115
Wed 5/2911:36 amSTL - LAS
Nonstop3h 32mSpirit Airlines
Wed 6/57:49 amLAS - STL
Nonstop3h 16mSpirit Airlines
Deal found 5/21$116
Sat 6/18:04 pmSTL - DEN
Nonstop2h 31mFrontier
Wed 7/106:15 amDEN - STL
Nonstop2h 10mFrontier
Deal found 5/20$118

One-way flights to USA from St. Louis

Search for one-way flight options from St. Louis to USA. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
If you're seeking multiple options on one-way flights from St. Louis to USA, be sure to check out these deals, which are updated often. Those seeking round-trip flights from St. Louis to USA should utilize the search form at the the top of the page.
Tue 6/117:29 pmSTL - LAS
Nonstop3h 46mFrontier
Deal found 5/21$32
Tue 6/113:23 pmSTL - LAS
1 stop10h 47mSpirit Airlines
Deal found 5/21$33
Wed 8/72:11 pmSTL - DFW
Nonstop1h 46mFrontier
Deal found 5/21$35
Mon 6/107:29 pmSTL - LAS
Nonstop3h 46mFrontier
Deal found 5/22$35
Wed 7/314:02 pmSTL - LAS
Nonstop3h 27mSpirit Airlines
Deal found 5/22$38
Tue 7/233:47 pmSTL - DEN
Nonstop2h 22mFrontier
Deal found 5/21$39
Wed 6/267:29 pmSTL - LAS
Nonstop3h 46mFrontier
Deal found 5/22$39
Mon 6/242:18 pmSTL - DFW
Nonstop1h 50mFrontier
Deal found 5/21$40
Tue 7/23:47 pmSTL - DEN
Nonstop2h 29mFrontier
Deal found 5/22$40

Find flights from St. Louis to USA within your budget

Customize your flight search to find flights from St. Louis to USA 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 2,730,072 searches. Data last updated May 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$58 - $70

Route

Depart

Return

Price

Lambert-St LouisDallas/Fort Worth

STL - DFW

STLDFW

Lambert-St Louis

Wed 6/19

Nonstop1h 50m

Dallas/Fort Worth

Wed 6/26

Nonstop1h 46m

$58

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 6/3

Nonstop3h 33m

Las Vegas Harry Reid Intl

Wed 6/5

Nonstop3h 16m

$58

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 6/3

Nonstop3h 33m

Las Vegas Harry Reid Intl

Wed 6/5

Nonstop3h 16m

$59

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 8/28

Nonstop3h 37m

Las Vegas Harry Reid Intl

Fri 8/30

Nonstop3h 17m

$60

Lambert-St LouisOrlando

STL - MCO

STLMCO

Lambert-St Louis

Tue 6/18

Nonstop2h 38m

Orlando

Tue 6/25

Nonstop2h 30m

$62

Lambert-St LouisOrlando

STL - MCO

STLMCO

Lambert-St Louis

Mon 9/16

Nonstop2h 28m

Orlando

Sat 9/21

Nonstop2h 24m

$63

Lambert-St LouisDallas/Fort Worth

STL - DFW

STLDFW

Lambert-St Louis

Mon 6/17

Nonstop1h 50m

Dallas/Fort Worth

Wed 6/19

Nonstop1h 46m

$68

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Tue 6/11

1 stop10h 47m

Las Vegas Harry Reid Intl

Wed 6/19

Nonstop3h 12m

$69

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 6/3

Nonstop3h 33m

Las Vegas Harry Reid Intl

Wed 6/5

Nonstop3h 12m

$70

Flights are sorted by cheapest first

Deals found on 5/21

No data available for this route at this time. Please check back soon.

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

Have a flexible travel schedule? Discover the best time to fly to USA from St. Louis 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.

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated May 22, 2024.
Read reviews from past customers who have flown Frontier, United Airlines and American Airlines from St. Louis to USA. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
6,009 reviews
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.1
Very good
9,171 reviews
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
10,585 reviews
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.5
Good
2,898 reviews
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.4
Good
10,870 reviews
Southwest
8.2
Very good
6,009 reviews

Entertainment

7.8

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to USA. 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 from for flights from St. Louis to United States?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to United States. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to USA for under $100 on Cheapflights?

    Yes, there are multiple flights from St. Louis to USA for under $100. The cheapest flight booked recently is on Frontier for just $58, but on average you can expect to pay $70.

  • Are there nonstop flights from St. Louis to USA for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from St. Louis to USA under $100. A good price for a nonstop flight from St. Louis to USA is less than $71.

  • Are there last-minute flights available from St. Louis to USA for under $100?

    There are currently 20+ open flights from St. Louis to USA within the next 7 days for less than $100.

  • What days are nonstop flights available from St. Louis to USA?

    Days when nonstop flights are available for this flight are: Saturday.

  • How popular is this St. Louis to USA flight route?

  • How many flights depart from St. Louis to USA on average per day?

    Travelers can expect 1 flight from St. Louis to USA on average per day.
    Morning (6am - Noon) - 100% of flight departures

  • How long is the flight from St. Louis to USA?

    For as low as $58, Frontier can have you in USA from St. Louis in 1h 50m. The distance between St. Louis and USA is about 1597 mi. All flights are typically nonstop.

  • What are the most popular routes from St. Louis to USA?

  • What are the most reliable airlines from St. Louis to USA?

    Before booking your flight to USA from St. Louis, check out the most reliable airlines to get you to your destination on time: American Airlines (70%), Japan Airlines (68%), Alaska Airlines( 68%).

  • What are the cheapest flights from St. Louis to USA?

    Looking for the cheapest flight from St. Louis to USA? While on average our users pay $2,491, our data indicates the cheapest price to be $140. The most popular route (Lambert-St Louis - Seattle/Tacoma Intl), is priced around $145.

  • What does STL to LAX mean?

    STL and LAX are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to LAX refers to a flight route from Lambert-St Louis Airport to Los Angeles Airport. San Francisco Airport (SFO), Miami Airport (MIA), New York John F Kennedy Intl Airport (JFK), Boston Logan Intl Airport (BOS), Atlanta Hartsfield-Jackson Airport (ATL) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from St. Louis to USA that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to USA flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to USA with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to USA flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to USA that allow pets onboard?

    Many airlines flying from St. Louis to USA offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to USA?

    Yes, you can often find last-minute deals on St. Louis to USA flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to USA flight deals updated?

    The St. Louis to USA flight deals you see on this page were last updated on 5/22.

  • What are the most popular airlines that fly from St. Louis to USA?

  • When is the best time to book a flight from St. Louis to USA?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to USA (average of $238). Flying from St. Louis to USA in July is currently the most expensive (average of $323). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to USA
See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from St. Louis to USA

Discover the top 9 airlines that operate flights from St. Louis to USA. 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 2,730,072 searches. Data last updated May 22, 2024.