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Cheap flights from Waterloo to St. Louis (ALO - STL) from $520

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 5/7. 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.
ALO — STL
Apr 29 — May 61
From?
To?
Mon 4/29
Mon 5/6
1 adult, Economy
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When is the cheapest time to fly from Waterloo, Iowa to St. Louis (ALO - STL)?

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

Cheap American Airlines flights from Waterloo to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between Waterloo and St. Louis. 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 3,073,952 searches. Data last updated April 24, 2024.
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1111:40 amSTL - ALO
1 stop6h 16mAmerican Airlines
Deal found 4/22$520
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1110:46 amSTL - ALO
2 stops7h 10mAmerican Airlines
Deal found 4/22$523
Wed 5/82:54 pmALO - STL
2 stops8h 05mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops10h 36mAmerican Airlines
Deal found 4/23$528
Tue 5/76:32 pmALO - STL
2 stops28h 27mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops7h 08mAmerican Airlines
Deal found 4/22$764

Cheap Waterloo to St. Louis flights in April & May 2024

Find cheap flight options from Waterloo to St. Louis specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Prices were last updated on April 24, 2024.
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1111:40 amSTL - ALO
1 stop6h 16mAmerican Airlines
Deal found 4/22$520
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1110:46 amSTL - ALO
2 stops7h 10mAmerican Airlines
Deal found 4/22$523
Wed 5/82:54 pmALO - STL
2 stops8h 05mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops10h 36mAmerican Airlines
Deal found 4/23$528
Tue 5/76:32 pmALO - STL
2 stops28h 27mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops7h 08mAmerican Airlines
Deal found 4/22$764

Waterloo to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Waterloo and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,073,952 searches. Data last updated April 24, 2024.
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1111:40 amSTL - ALO
1 stop6h 16mAmerican Airlines
Deal found 4/22$520
Tue 5/76:32 pmALO - STL
1 stop3h 15mAmerican Airlines
Sat 5/1110:46 amSTL - ALO
2 stops7h 10mAmerican Airlines
Deal found 4/22$523
Wed 5/82:54 pmALO - STL
2 stops8h 05mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops10h 36mAmerican Airlines
Deal found 4/23$528
Tue 5/76:32 pmALO - STL
2 stops28h 27mAmerican Airlines
Sat 5/117:20 amSTL - ALO
2 stops7h 08mAmerican Airlines
Deal found 4/22$764

Find flights from Waterloo to St. Louis within your budget

Customize your flight search to find flights from Waterloo to St. Louis 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 3,073,952 searches. Data last updated April 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$520 - $764

Route

Depart

Return

Price

WaterlooLambert-St Louis

ALO - STL

ALOSTL

Waterloo

Tue 5/7

1 stop3h 15m

Lambert-St Louis

Sat 5/11

1 stop6h 16m

$520

WaterlooLambert-St Louis

ALO - STL

ALOSTL

Waterloo

Tue 5/7

1 stop3h 15m

Lambert-St Louis

Sat 5/11

2 stops7h 10m

$523

WaterlooLambert-St Louis

ALO - STL

ALOSTL

Waterloo

Wed 5/8

2 stops8h 05m

Lambert-St Louis

Sat 5/11

2 stops10h 36m

$528

WaterlooLambert-St Louis

ALO - STL

ALOSTL

Waterloo

Tue 5/7

2 stops28h 27m

Lambert-St Louis

Sat 5/11

2 stops7h 08m

$764

Flights are sorted by cheapest first

Deals found on 4/22

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

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated April 24, 2024.
American Airlines
7.3
Good
14,898 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Boarding

7.6

Crew

8.0

Overall

7.3

Reviews

1 / 10

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

American Airlines
7.3
Good
14,898 reviews
American Airlines
7.3
Good
14,898 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Boarding

7.6

Crew

8.0

Overall

7.3

Reviews

1 / 10

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

Related info for your journey

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

  • Can I find flights from Waterloo, Iowa to St. Louis for under $600 on Cheapflights?

    Yes, there are multiple flights from Waterloo, Iowa to St. Louis for under $600. The cheapest flight booked recently is on American Airlines for just $520, but on average you can expect to pay $583.

  • What does ALO to STL mean?

    ALO and STL 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. ALO to STL refers to a flight route from Waterloo Airport to Lambert-St Louis Airport.

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

    The amount of baggage you can bring on your Waterloo to St. Louis 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 Waterloo to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Waterloo to St. Louis 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 Waterloo to St. Louis that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Waterloo 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.

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

    Many airlines flying from Waterloo to St. Louis 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 Waterloo to St. Louis?

    Yes, you can often find last-minute deals on Waterloo to St. Louis 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 Waterloo, Iowa to St. Louis flight deals updated?

    The Waterloo, Iowa to St. Louis flight deals you see on this page were last updated on 4/23.

See more FAQs

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Search flights from Waterloo to St. Louis by cabin class

Find flights from Waterloo to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Waterloo to St. Louis?

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Why should you use Cheapflights to find cheap flight tickets from Waterloo to St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Waterloo to St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Waterloo to St. Louis with no change fees?

Need flexible booking options for your flight to St. Louis from Waterloo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Waterloo to St. Louis become cheaper?

Not ready to book yet? You can track prices for flights from Waterloo to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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