Cheap flight tickets from Cedar Rapids to St Louis

Compare Cedar Rapids to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Find the cheapest month to fly from Cedar Rapids to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cedar Rapids to St Louis flights are currently cheapest in March.

Cedar Rapids to St Louis: Alternative routes

Compare routes from Cedar Rapids to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Cedar Rapids to St Louis: Flight information

The things to know before you go.
Cheapest flight foundRM1,126
Cheapest month to flyMarch

Finding cheap flights from Cedar Rapids to St Louis: Frequently asked questions

The best price we found for a return flight from Cedar Rapids to St Louis is RM1,126. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cedar Rapids to St Louis. But we found flights with one or more stops from RM1,126.
As of March 2026, there are no flights flying from Cedar Rapids to St Louis.
The cheapest month to fly from Cedar Rapids to St Louis is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cedar Rapids Airport to St Louis Airport on Saturday, 28 March 2026.
No airlines currently offer direct flights between Cedar Rapids Airport and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to St Louis.

Flying from The Eastern Iowa Airport (CID) to Lambert-St. Louis International Airport (STL): what you need to know

  • Cedar Rapids and St Louis are in the same timezone, UTC-5.

  • To ensure you get on your CID to STL flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • During popular months like August, you'll want to get to the airport earlier than normal. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during peak periods in general.

  • If you'd like to explore another city along the way, just uncheck 'Direct flights only' when searching for your ticket from The Eastern Iowa Airport to Lambert-St. Louis International Airport. Here are the top stopovers between CID and STL:

    • Minneapolis-St. Paul International Airport

    • O'Hare International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from The Eastern Iowa Airport (CID) to Lambert-St. Louis International Airport (STL)

  • RM768 is currently the best price for a one-way The Eastern Iowa Airport to Lambert-St. Louis International Airport flight. Return flights start at RM1,126. These fares can change based on availability and demand.

  • Don't wait until the last moment. You're more likely to find cheap tickets from CID to STL if you book early. Airlines often have some fantastic early bird deals.

  • Getting cheap flights from The Eastern Iowa Airport to Lambert-St. Louis International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' search tool to see the best prices throughout the month and bag a great deal.

  • Save time searching for cheap flights from CID to STL by creating a Price Alert. You'll receive an email or push notification on the app when fares go down.

  • Tailor your trip with filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from The Eastern Iowa Airport to Lambert-St. Louis International Airport.

Handy information about The Eastern Iowa Airport (CID)

  • CID's address is 2515 Wright Brothers Boulevard.

  • Of all flights departing from The Eastern Iowa Airport, 74.63% arrive on time at their destination.

  • The Eastern Iowa Airport is around 14 kilometres from central Cedar Rapids. If you're catching a cab, ride-sharing or driving from the centre, it'll take 15 minutes or so to arrive, depending on the traffic.

  • You can expect a trip time of roughly 40 minutes on public transport.

  • Searching for a handy hotel near CID? If you've booked an early flight from The Eastern Iowa Airport to Lambert-St. Louis International Airport, these accommodation options will put you moments from check-in:

Arriving at Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • You'll find STL at 10701 Lambert International Blvd..

  • Lambert-St. Louis International Airport is approximately 26 kilometres from central St Louis. The drive time takes around 20 minutes.

  • Getting there on public transport typically takes 35 minutes.

When to fly to Lambert-St. Louis International Airport (STL)

  • July is the most popular month for flights from The Eastern Iowa Airport to Lambert-St. Louis International Airport. For a quieter experience, go to St Louis in April.

  • When booking your flight from The Eastern Iowa Airport to Lambert-St. Louis International Airport, think about the type of weather you like. July is the warmest month in St Louis, with the temperature ranging from 17ºC (63ºF) to 33ºC (91ºF).

  • If you like travelling in cooler conditions, look for a cheap ticket from CID to STL in January. Average temperatures are between -8ºC (18ºF) and 7ºC (45ºF) then.

Explore more of United States

  • You've seen St Louis, now it's time to discover other corners of United States. Journey around 418 kilometres north-east to Chicago to check off its top attractions. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, you've got a jam-packed schedule ahead.

  • Around 370 kilometres east of St Louis, Indianapolis is another favourite stop in United States. Experience this destination's highlights firsthand at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.