St. Louis

$156+ Cheap flights from Redmond to St. Louis (RDM - STL)

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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — STL
Mai 5 — Mai 121
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Cheap flight deals from Redmond to St. Louis

Cheapest flights from Redmond to St. Louis
Explore the most affordable flight options available from Redmond to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 5, 2026.

This Alaska Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 5/21:52 pm
RDM
-
STL
1 stop8h 07m
Alaska Airlines
Mi 5/64:46 pm
STL
-
RDM
1 stop9h 12m
Alaska Airlines
Deal found 4/3$337
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/2112:57 pm
RDM
-
STL
1 stop5h 57m
United Airlines
Di 4/284:30 pm
STL
-
RDM
1 stop6h 46m
United Airlines
Deal found 3/31$357
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/2111:35 am
RDM
-
STL
2 stops10h 50m
Delta
Di 4/285:35 pm
STL
-
RDM
2 stops8h 12m
Delta
Deal found 3/31$367
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/125:05 am
RDM
-
STL
1 stop6h 27m
Delta
Di 5/197:59 pm
STL
-
RDM
1 stop5h 45m
Delta
Deal found 4/3$368
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/281:52 pm
RDM
-
STL
1 stop8h 07m
Alaska Airlines
Sa 5/24:46 pm
STL
-
RDM
1 stop9h 12m
Alaska Airlines
Deal found 3/31$377
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/125:05 am
RDM
-
STL
1 stop6h 27m
Delta
Mo 5/187:59 pm
STL
-
RDM
1 stop5h 45m
Delta
Deal found 4/3$392

Find flight deals from Redmond to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Redmond (RDM) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(Alaska Airlines)

One-way from

$156
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$926
Provider with most accurate pricing for Bend/Redmond-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Bend/Redmond-Lambert-St Louis flights.
From Bend/Redmond to Lambert-St Louis
One-way flight from Bend/Redmond to Lambert-St Louis
Highest demand for flights based on searches. 17% potential increase in price ($116 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($40 potential savings vs. average RT price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Redmond 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 2,558,603 searches. Data last updated April 5, 2026.
Use the filters below to find and compare flights from Redmond to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Sa 5/2

1:52 pm-11:59 pm

1 stop8h 07m

Lambert-St Louis

Mi 5/6

4:46 pm-11:58 pm

1 stop9h 12m

$337

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Di 4/21

12:57 pm-8:54 pm

1 stop5h 57m

Lambert-St Louis

Di 4/28

4:30 pm-9:16 pm

1 stop6h 46m

$357

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mi 5/6

11:35 am-12:25 am

2 stops10h 50m

Lambert-St Louis

Sa 5/9

5:00 pm-10:14 pm

1 stop7h 14m

$362
Quickest round-trip

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Di 5/12

5:05 am-1:32 pm

1 stop6h 27m

Lambert-St Louis

Di 5/19

7:59 pm-11:44 pm

1 stop5h 45m

$388

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Di 5/12

5:05 am-1:32 pm

1 stop6h 27m

Lambert-St Louis

Mo 5/18

7:59 pm-11:44 pm

1 stop5h 45m

$392

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mi 5/13

7:20 pm-8:46 am

2 stops11h 26m

Lambert-St Louis

Mo 5/18

7:59 pm-11:44 pm

1 stop5h 45m

$407

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mi 5/13

7:20 pm-8:46 am

2 stops11h 26m

Lambert-St Louis

Di 5/19

5:36 pm-11:44 pm

2 stops8h 08m

$429

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Do 5/14

7:20 pm-8:46 am

2 stops11h 26m

Lambert-St Louis

Di 5/19

7:59 pm-11:44 pm

1 stop5h 45m

$432

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Di 4/28

7:00 am-11:59 pm

2 stops14h 59m

Lambert-St Louis

Sa 5/2

4:46 pm-11:58 pm

1 stop9h 12m

$435

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Di 8/25

5:25 am-5:03 pm

1 stop9h 38m

Lambert-St Louis

Fr 8/28

3:00 pm-9:13 pm

1 stop8h 13m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Redmond-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Redmond-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Redmond-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Redmond-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Redmond-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How much does it cost to fly round-trip from Redmond to St. Louis?

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 5, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Redmond to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from Redmond to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Redmond to St. Louis?

    Alaska Airlines, United Airlines, and Delta can get you from Redmond to St. Louis in just under 5h 57m. Your travel time can differ by up to 4h 53m. There are 1626 mi between Redmond and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Redmond to St. Louis round-trip?

    Delta, at $255, was found to be the cheapest airline from Redmond to St. Louis.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. These flights start at 52% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Redmond 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

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Top 3 airlines flying from Redmond to St. Louis

Discover the top 3 airlines that operate flights from Redmond to St. Louis. 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 2,558,603 searches. Data last updated April 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$382FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$298Average$575FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$320Average$456FlexibilityNo cancel feeOn-time69%

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