St. Louis

$213+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — STL
Jun 12 — Jun 191
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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 May 13, 2026.

This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 6/23:50 pm
RDM
-
STL
1 stop22h 47m
Alaska Airlines
Mon 6/87:41 pm
STL
-
RDM
1 stop6h 18m
Alaska Airlines
Deal found 5/12$407
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:48 pm
RDM
-
STL
1 stop8h 11m
American Airlines
Wed 8/128:00 am
STL
-
RDM
1 stop7h 24m
American Airlines
Deal found 5/12$425
This Delta deal was found by Cheapflights users on 5/12. 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.
Tue 8/45:15 am
RDM
-
STL
1 stop6h 19m
Delta
Wed 8/122:10 pm
STL
-
RDM
2 stops11h 39m
Delta
Deal found 5/12$430
This Delta deal was found by Cheapflights users on 5/12. 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.
Tue 6/27:20 pm
RDM
-
STL
2 stops13h 12m
Delta
Mon 6/87:55 pm
STL
-
RDM
1 stop6h 04m
Delta
Deal found 5/12$435
This Expedia deal was found by Cheapflights users on 5/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:28 pm
RDM
-
STL
1 stop8h 31m
Alaska Airlines
Tue 9/226:00 am
STL
-
RDM
1 stop8h 40m
Alaska Airlines
Deal found 5/9$441
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Thu 8/209:37 am
RDM
-
STL
2 stops9h 01m
United Airlines
Tue 9/228:52 am
STL
-
RDM
1 stop7h 10m
United Airlines
Deal found 5/9$446
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 6/127:39 pm
RDM
-
STL
2 stops11h 00m
United Airlines
Tue 6/165:10 am
STL
-
RDM
2 stops9h 02m
United Airlines
Deal found 5/8$451
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 10/165:38 pm
RDM
-
STL
1 stop20h 06m
Alaska Airlines
Mon 10/194:40 pm
STL
-
RDM
1 stop6h 16m
Alaska Airlines
Deal found 5/12$457
This Delta deal was found by Cheapflights users on 5/13. 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.
Thu 6/117:25 pm
RDM
-
STL
2 stops11h 17m
Delta
Mon 6/157:55 pm
STL
-
RDM
1 stop6h 04m
Delta
Deal found 5/13$485
This Expedia deal was found by Cheapflights users on 5/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:25 am
RDM
-
STL
1 stop9h 38m
Alaska Airlines
Thu 9/175:59 pm
STL
-
RDM
2 stops17h 37m
Alaska Airlines
Deal found 5/9$505

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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$407
(Alaska Airlines)

One-way from

$213
(Delta)

Popular in

June

Cheapest in

November

Average price

$452
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. 11% potential increase in price ($68 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in May 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 May 13, 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

Tue 6/2

12:30 pm-4:37 pm

1 stop26h 07m

Lambert-St Louis

Mon 6/8

4:12 pm-11:59 pm

1 stop9h 47m

$407
Quickest round-trip

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Tue 9/8

9:45 am-8:39 pm

2 stops8h 54m

Lambert-St Louis

Sat 9/12

8:52 am-2:02 pm

1 stop7h 10m

$430

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Tue 8/4

5:15 am-1:34 pm

1 stop6h 19m

Lambert-St Louis

Wed 8/12

2:32 pm-10:58 pm

2 stops10h 26m

$440

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Tue 6/2

7:20 pm-8:46 am

2 stops11h 26m

Lambert-St Louis

Mon 6/8

7:55 pm-11:59 pm

1 stop6h 04m

$440

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Fri 10/16

10:17 am-11:59 pm

1 stop11h 42m

Lambert-St Louis

Mon 10/19

4:40 pm-8:56 pm

1 stop6h 16m

$457

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Thu 6/11

7:25 pm-8:42 am

2 stops11h 17m

Lambert-St Louis

Mon 6/15

7:55 pm-11:59 pm

1 stop6h 04m

$485

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Fri 6/12

7:49 pm-4:37 pm

1 stop18h 48m

Lambert-St Louis

Sat 6/20

7:56 pm-9:04 am

1 stop15h 08m

$513

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Sat 6/13

5:29 am-4:37 pm

1 stop9h 08m

Lambert-St Louis

Sat 6/20

7:56 pm-9:04 am

1 stop15h 08m

$513

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mon 6/15

7:25 pm-8:42 am

2 stops11h 17m

Lambert-St Louis

Wed 6/24

7:55 pm-11:59 pm

1 stop6h 04m

$556
Cheapest one-way

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Wed 5/27

7:20 pm-8:46 am

2 stops11h 26m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 15 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 May 13, 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

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

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

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

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

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

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

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.8

Food

7.0

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 6h 19m. Your travel time can differ by up to 19h 48m. 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

Browse thousands of different options on Cheapflights for your next trip

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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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$382FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$298Average$575FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$320Average$561FlexibilityNo cancel feeOn-time69%

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