How long is the flight from Redmond to St. Louis?

Delta can get you from Redmond to St. Louis in just under 12h 38m. Your travel time can differ by up to . There are 1626 mi between Redmond and St. Louis.

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

Delta, at $279, was found to be the cheapest airline from Redmond to St. Louis.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines. These flights start at 44% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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

United Airlines, Delta and Alaska Airlines are the most popular airlines when flying from Redmond to St. Louis.

What is the cheapest time of day to fly from RDM to STL?

When flying from Redmond 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.

Most accurate provider : When it comes to deals on Redmond-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Redmond-St. Louis flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

$243+ Flights from Redmond to St. Louis

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

Airfare is below average for this route at the moment. Redmond to St. Louis flights typically cost between $325 and $342 in January. The cheapest round-trip price found within the last 3 days was $256 on Delta (Jan 22-Jan 26).

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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 December 28, 2025.

Sat 12/275:30 amRDM - STL

2 stops10h 24mUnited Airlines

Sat 1/32:45 pmSTL - RDM

1 stop8h 37mUnited Airlines

Deal found 12/26

$500

Mon 12/296:05 amRDM - STL

1 stop5h 18mDelta

Fri 1/21:22 pmSTL - RDM

2 stops12h 37mDelta

Deal found 12/26

$600

Mon 12/292:00 pmRDM - STL

1 stop6h 30mUnited Airlines

Fri 1/22:45 pmSTL - RDM

1 stop8h 37mUnited Airlines

Deal found 12/26

$1,205

Best flights from Redmond to St. Louis
Discover carefully curated flight deals from Redmond to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Tue 1/277:00 amRDM - STL

2 stops12h 38mDelta

Tue 2/36:35 amSTL - RDM

2 stops11h 56mDelta

Deal found 12/26

$256

Thu 1/226:18 pmRDM - STL

1 stop17h 36mAlaska Airlines

Mon 1/262:50 pmSTL - RDM

1 stop24h 04mAlaska Airlines

Deal found 12/26

$357

Thu 1/2211:35 amRDM - STL

2 stops9h 50mDelta

Mon 1/263:31 pmSTL - RDM

2 stops9h 16mDelta

Deal found 12/26

$256

Mon 2/239:02 amRDM - STL

1 stop12h 57mAlaska Airlines

Fri 2/272:47 pmSTL - RDM

1 stop8h 45mAlaska Airlines

Deal found 12/26

$381

Mon 2/2311:23 amRDM - STL

2 stops11h 02mDelta

Fri 2/272:22 pmSTL - RDM

2 stops10h 23mDelta

Deal found 12/26

$375

Wed 1/145:52 amRDM - STL

1 stop6h 02mAlaska Airlines

Sat 1/176:19 pmSTL - RDM

1 stop28h 56mAlaska Airlines

Deal found 12/25

$435

Last-minute flights from Redmond to St. Louis
Discover last-minute flight deals from Redmond to St. Louis. Data last updated December 28, 2025 and is based on user searches.

Sat 12/275:30 amRDM - STL

2 stops10h 24mUnited Airlines

Sat 1/32:45 pmSTL - RDM

1 stop8h 37mUnited Airlines

Deal found 12/26

$500

Mon 12/296:05 amRDM - STL

1 stop5h 18mDelta

Fri 1/21:22 pmSTL - RDM

2 stops12h 37mDelta

Deal found 12/26

$600

Wed 1/145:52 amRDM - STL

1 stop6h 02mAlaska Airlines

Sat 1/176:19 pmSTL - RDM

1 stop28h 56mAlaska Airlines

Deal found 12/25

$435

Wed 1/147:09 amRDM - STL

2 stops10h 18mUnited Airlines

Sat 1/178:45 amSTL - RDM

2 stops12h 01mUnited Airlines

Deal found 12/25

$519

Thu 1/2211:35 amRDM - STL

2 stops9h 50mDelta

Mon 1/263:31 pmSTL - RDM

2 stops9h 16mDelta

Deal found 12/26

$256

Thu 1/226:18 pmRDM - STL

1 stop17h 36mAlaska Airlines

Mon 1/262:50 pmSTL - RDM

1 stop24h 04mAlaska Airlines

Deal found 12/26

$357

Tue 1/2711:35 amRDM - STL

2 stops8h 03mDelta

Tue 2/36:40 amSTL - RDM

1 stop7h 15mDelta

Deal found 12/26

$323

Tue 1/278:45 amRDM - STL

1 stop27h 09mAlaska Airlines

Tue 2/32:50 pmSTL - RDM

1 stop8h 25mAlaska Airlines

Deal found 12/26

$344

One-way flights from Redmond to St. Louis
Search for one-way flight options from Redmond to St. Louis. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Mon 6/223:53 pmRDM - STL

1 stop23h 20mAlaska Airlines

Deal found 12/26

$243

Find flight deals from Redmond to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$256 (Delta)
One-way from	$243 (Alaska Airlines)
Popular in	December
Cheapest in	January
Average price	$828

Provider with most accurate pricing for Bend/Redmond-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Bend/Redmond-Lambert-St Louis flights.

Search Deals

From Bend/Redmond to Lambert-St Louis

Search Deals

One-way flight from Bend/Redmond to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Tue 1/27

7:00 am-9:38 pm

2 stops12h 38m

Lambert-St Louis

Tue 2/3

6:35 am-4:31 pm

2 stops11h 56m

$256

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Thu 1/22

11:35 am-11:25 pm

2 stops9h 50m

Lambert-St Louis

Mon 1/26

3:31 pm-10:47 pm

2 stops9h 16m

$256

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Thu 1/22

6:18 pm-1:54 pm

1 stop17h 36m

Lambert-St Louis

Mon 1/26

2:50 pm-12:54 pm

1 stop24h 04m

$357

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mon 2/23

11:23 am-12:25 am

2 stops11h 02m

Lambert-St Louis

Fri 2/27

2:22 pm-10:45 pm

2 stops10h 23m

$375

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mon 2/23

9:02 am-11:59 pm

1 stop12h 57m

Lambert-St Louis

Fri 2/27

2:47 pm-9:32 pm

1 stop8h 45m

$381

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Wed 1/14

5:52 am-1:54 pm

1 stop6h 02m

Lambert-St Louis

Sat 1/17

6:19 pm-9:15 pm

1 stop28h 56m

$435

RedmondSt. Louis

RDM - STL

RDMSTL

Bend/Redmond

Mon 6/22

3:53 pm-5:13 pm

1 stop23h 20m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Compare providers for flights from Redmond to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Redmond to St. Louis in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Redmond-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Redmond-St. Louis flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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

What is the cheapest month to book a flight from Redmond to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Redmond to St. Louis (average of $222). Flying from Redmond to St. Louis in December is currently the most expensive (average of $616). 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.

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

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Delta, and United 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.

Alaska Airlines

8.0

Very good

11,552 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Alaska Airlines

8.0

Very good

11,552 reviews

Alaska Airlines

8.0

Very good

11,552 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Delta

7.9

Good

8,017 reviews

Alaska Airlines

8.0

Very good

11,552 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

United Airlines

7.4

Good

9,114 reviews

Alaska Airlines

8.0

Very good

11,552 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

How long is the flight from Redmond to St. Louis?
Delta can get you from Redmond to St. Louis in just under 12h 38m. Your travel time can differ by up to . There are 1626 mi between Redmond and St. Louis.
What are the cheapest airlines flying from Redmond to St. Louis round-trip?
Delta, at $279, was found to be the cheapest airline from Redmond to St. Louis.Alternate airlines to your destination round-trip include United Airlines and Alaska Airlines. These flights start at 44% 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.
What is the cheapest month to book a flight from Redmond to St. Louis?
Currently, September is the cheapest month in which you can book a flight from Redmond to St. Louis (average of $222). Flying from Redmond to St. Louis in December is currently the most expensive (average of $616). 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

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Top 3 airlines flying from Redmond to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$320	Average$456	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$334	Average$535	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$366	Average$429	FlexibilityNo cancel fee	On-timeN/A

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$243+ 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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Redmond to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Redmond to St. Louis

Cheapest flights from Redmond to St. LouisExplore 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 December 28, 2025.

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 December 28, 2025.

Find flight deals from Redmond to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Redmond to St. Louis that are best for you.

Compare providers for flights from Redmond to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Redmond to St. Louis in December.

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.

Cheapflights Insights

Everything you need to know about your flight from Redmond to St. Louis

What is the cheapest month to book a 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

See what other customers who have flown with Alaska Airlines, Delta, and United 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.

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?

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

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

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

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

What is the cheapest month to book a flight from Redmond to St. Louis?

Traveling to a place near St. Louis?

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Top 3 airlines flying from Redmond to St. Louis

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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 December 28, 2025.