How popular is this St. Louis to Salem flight route?

Within the past month, 1 users have taken a look at flights from Lambert-St Louis to Salem.

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

Airlines like Frontier, Delta, and Alaska Airlines fly from St. Louis to Salem in about 4h 17m. The time it takes to get you to your destination can typically vary by up to 9h 58m. Airlines will cover a distance of 1702 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines to fly from St. Louis to Salem one-way?

$76 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $113 and $113, respectively.

In terms of precipitation, rainfall in Salem ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Salem when rainfall is around 0.7 in.

If weather is an important factor for your trip to Salem, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from St. Louis to Salem?

While on average a flight from St. Louis to Salem is generally $353, our data shows the cheapest flight currently is $229. When looking at the most popular route, (Lambert-St Louis - Portland), you can expect to pay $236 for that flight.

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

Before booking your flight from St. Louis to Salem check out the most popular airlines for this route: Delta, Southwest or United Airlines.

What airport do you fly from for flights from St. Louis to Salem?

If you book a flight to Salem from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Salem per day from 7 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from St. Louis to Salem by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$68+ Flights from St. Louis to Salem

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lambert-St Louis to Salem are usually found in February or September, booked 52 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from St. Louis to Salem

Cheapest flights from St. Louis to Salem
Explore the most affordable flight options available from St. Louis to Salem. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Mon 12/296:00 amSTL - PDX

1 stop9h 20mUnited Airlines

Thu 1/12:45 pmPDX - STL

1 stop5h 37mUnited Airlines

Deal found 12/22

$412

Fri 12/2612:44 pmSTL - PDX

1 stop11h 55mUnited Airlines

Thu 1/17:30 amPDX - STL

1 stop7h 14mUnited Airlines

Deal found 12/22

$421

Wed 12/246:30 amSTL - PDX

1 stop7h 28mUnited Airlines

Wed 12/312:45 pmPDX - STL

1 stop5h 37mUnited Airlines

Deal found 12/22

$511

Wed 12/247:20 amSTL - PDX

1 stop7h 19mDelta

Sat 1/32:11 pmPDX - STL

1 stop6h 05mDelta

Deal found 12/22

$548

Mon 12/223:43 pmSTL - PDX

1 stop6h 51mDelta

Wed 12/2412:16 pmPDX - STL

1 stop8h 00mDelta

Deal found 12/21

$593

Thu 12/259:00 amSTL - PDX

2 stops11h 48mUnited Airlines

Sat 12/277:10 amPDX - STL

1 stop8h 44mUnited Airlines

Deal found 12/21

$598

Fri 12/263:43 pmSTL - PDX

1 stop6h 51mDelta

Tue 12/301:45 pmPDX - STL

1 stop5h 49mDelta

Deal found 12/22

$621

Thu 12/259:00 amSTL - PDX

2 stops11h 48mUnited Airlines

Tue 12/3011:59 pmPDX - STL

1 stop7h 50mUnited Airlines

Deal found 12/22

$643

Wed 12/242:45 pmSTL - PDX

2 stops10h 01mUnited Airlines

Mon 12/297:10 amPDX - STL

1 stop8h 44mUnited Airlines

Deal found 12/21

$653

Mon 12/296:00 amSTL - PDX

1 stop9h 20mUnited Airlines

Wed 1/75:35 amPDX - STL

1 stop8h 02mUnited Airlines

Deal found 12/22

$662

Best flights from St. Louis to Salem
Discover carefully curated flight deals from St. Louis to Salem that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Wed 2/113:31 pmSTL - PDX

2 stops10h 46mDelta

Sat 2/1411:15 amPDX - STL

2 stops10h 08mDelta

Deal found 12/20

$236

Sat 1/1711:20 amSTL - PDX

1 stop9h 36mUnited Airlines

Sat 1/245:00 amPDX - STL

1 stop6h 16mUnited Airlines

Deal found 12/20

$249

Wed 5/136:20 pmSTL - PDX

Nonstop4h 17mAlaska Airlines

Mon 5/1811:18 amPDX - STL

Nonstop3h 48mAlaska Airlines

Deal found 12/21

$249

Wed 3/42:06 pmSTL - PDX

1 stop9h 34mAmerican Airlines

Wed 3/119:52 pmPDX - STL

1 stop8h 43mAmerican Airlines

Deal found 12/23

$249

Mon 2/24:49 pmSTL - PDX

1 stop7h 43mUnited Airlines

Wed 2/411:05 pmPDX - STL

1 stop9h 36mUnited Airlines

Deal found 12/21

$249

Thu 5/76:30 amSTL - PDX

1 stop8h 24mDelta

Tue 5/125:05 pmPDX - STL

1 stop5h 31mDelta

Deal found 12/21

$249

Fri 5/156:20 pmSTL - PDX

Nonstop4h 17mAlaska Airlines

Tue 5/1911:18 amPDX - STL

Nonstop3h 48mAlaska Airlines

Deal found 12/21

$249

Tue 4/1412:06 pmSTL - PDX

1 stop8h 33mAmerican Airlines

Tue 4/216:30 amPDX - STL

1 stop7h 43mAmerican Airlines

Deal found 12/21

$249

Fri 4/106:12 pmSTL - PDX

1 stop7h 42mDelta

Sat 4/1112:30 amPDX - STL

1 stop6h 31mDelta

Deal found 12/22

$249

Mon 3/23:40 pmSTL - PDX

2 stops10h 35mDelta

Fri 3/611:35 amPDX - STL

2 stops9h 48mDelta

Deal found 12/22

$276

Last-minute flights from St. Louis to Salem
Discover last-minute flight deals from St. Louis to Salem. Data last updated December 23, 2025 and is based on user searches.

Thu 1/83:37 pmSTL - PDX

1 stop9h 55mAmerican Airlines

Mon 1/1210:15 pmPDX - STL

1 stop9h 25mAmerican Airlines

Deal found 12/21

$333

Mon 1/125:00 pmSTL - PDX

1 stop7h 54mDelta

Thu 1/151:53 pmPDX - STL

1 stop7h 32mDelta

Deal found 12/22

$249

Mon 1/125:00 pmSTL - PDX

1 stop7h 54mDelta

Wed 1/149:20 amPDX - STL

2 stops10h 15mDelta

Deal found 12/22

$322

Wed 1/146:10 amSTL - PDX

1 stop8h 36mDelta

Sat 1/176:00 amPDX - STL

1 stop7h 00mDelta

Deal found 12/21

$286

Wed 1/145:04 pmSTL - PDX

1 stop7h 13mAmerican Airlines

Sat 1/1710:15 pmPDX - STL

1 stop9h 25mAmerican Airlines

Deal found 12/22

$331

Fri 1/165:00 pmSTL - PDX

1 stop8h 06mUnited Airlines

Sun 1/185:00 amPDX - STL

2 stops9h 03mUnited Airlines

Deal found 12/22

$328

Sat 1/171:15 pmSTL - PDX

1 stop7h 41mUnited Airlines

Sat 1/245:00 amPDX - STL

2 stops9h 03mUnited Airlines

Deal found 12/20

$254

Sat 1/176:19 pmSTL - PDX

1 stop28h 28mAlaska Airlines

Tue 1/201:38 pmPDX - STL

1 stop22h 16mAlaska Airlines

Deal found 12/21

$324

Mon 1/191:35 pmSTL - PDX

1 stop8h 53mAmerican Airlines

Thu 1/2211:59 pmPDX - STL

1 stop6h 52mAmerican Airlines

Deal found 12/21

$293

Thu 1/2910:01 pmSTL - PDX

1 stop13h 48mFrontier

Thu 2/511:28 amPDX - STL

1 stop7h 38mFrontier

Deal found 12/21

$203

Thu 1/2910:01 pmSTL - PDX

1 stop13h 48mMultiple Airlines

Thu 2/55:35 pmPDX - STL

2 stops23h 09mMultiple Airlines

Deal found 12/21

$228

Thu 1/296:35 amSTL - PDX

2 stops14h 15mDelta

Thu 2/57:37 pmPDX - STL

2 stops11h 57mDelta

Deal found 12/21

$236

One-way flights from St. Louis to Salem
Search for one-way flight options from St. Louis to Salem. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Sat 1/173:43 pmSTL - PDX

1 stop21h 21mFrontier

Deal found 12/21

$68

Thu 2/1910:11 pmSTL - PDX

1 stop22h 32mFrontier

Deal found 12/22

$90

Wed 1/213:46 pmSTL - PDX

2 stops20h 47mFrontier

Deal found 12/22

$100

Sun 1/259:27 pmSTL - PDX

1 stop15h 51mFrontier

Deal found 12/21

$103

Fri 6/196:20 pmSTL - PDX

Nonstop4h 10mAlaska Airlines

Deal found 12/21

$114

Fri 2/206:40 pmSTL - PDX

1 stop7h 13mDelta

Deal found 12/22

$125

Sat 1/248:45 amSTL - PDX

2 stops12h 10mUnited Airlines

Deal found 12/21

$130

Sun 6/216:20 pmSTL - PDX

Nonstop4h 10mAlaska Airlines

Deal found 12/23

$135

Sat 1/246:35 amSTL - PDX

2 stops14h 15mDelta

Deal found 12/22

$138

Tue 1/275:42 pmSTL - PDX

3 stops42h 51mMultiple Airlines

Deal found 12/21

$142

Find flight deals from St. Louis to Salem

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$203 (Frontier)
One-way from	$68 (Kiwi.com)
Popular in	March
Cheapest in	February
Average price	$403

Provider with most accurate pricing for Lambert-St Louis-Portland flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Portland flights.

Search Deals

From Lambert-St Louis to Salem

Search Deals

One-way flight from Lambert-St Louis to Salem

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 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

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Wed 2/11

3:31 pm-12:17 am

2 stops10h 46m

Portland

Sat 2/14

11:15 am-11:23 pm

2 stops10h 08m

$236

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Sat 1/17

11:20 am-6:56 pm

1 stop9h 36m

Portland

Sat 1/24

5:00 am-1:16 pm

1 stop6h 16m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Wed 5/13

6:20 pm-8:37 pm

Nonstop4h 17m

Portland

Mon 5/18

11:18 am-5:06 pm

Nonstop3h 48m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Wed 3/4

2:06 pm-9:40 pm

1 stop9h 34m

Portland

Wed 3/11

9:52 pm-8:35 am

1 stop8h 43m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Mon 2/2

4:49 pm-10:32 pm

1 stop7h 43m

Portland

Wed 2/4

11:05 pm-10:41 am

1 stop9h 36m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 5/7

6:30 am-12:54 pm

1 stop8h 24m

Portland

Tue 5/12

5:05 pm-12:36 am

1 stop5h 31m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Fri 5/15

6:20 pm-8:37 pm

Nonstop4h 17m

Portland

Tue 5/19

11:18 am-5:06 pm

Nonstop3h 48m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Tue 4/14

12:06 pm-6:39 pm

1 stop8h 33m

Portland

Tue 4/21

6:30 am-4:13 pm

1 stop7h 43m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Fri 4/10

6:12 pm-11:54 pm

1 stop7h 42m

Portland

Sat 4/11

12:30 am-9:01 am

1 stop6h 31m

$249

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Mon 3/2

3:40 pm-12:15 am

2 stops10h 35m

Portland

Fri 3/6

11:35 am-11:23 pm

2 stops9h 48m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 results

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

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

How far ahead should I book a flight from St. Louis to Salem?

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Salem. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Salem (average of $150). Flying from St. Louis to Salem in March is currently the most expensive (average of $267). 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.

What is the cheapest time of day to fly from STL to SA8?

When flying from St. Louis to Salem, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 22% versus a flight in the evening.

What is the cheapest day to fly from St. Louis to Salem?

Travelers seeking maximum savings on their St. Louis to Salem flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Salem

See what other customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to Salem 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

11,512 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

11,512 reviews

Alaska Airlines

8.0

Very good

11,512 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.

Southwest

8.0

Very good

4,253 reviews

Alaska Airlines

8.0

Very good

11,512 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

8,014 reviews

Alaska Airlines

8.0

Very good

11,512 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

9,105 reviews

Alaska Airlines

8.0

Very good

11,512 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.

American Airlines

7.2

Good

11,054 reviews

Alaska Airlines

8.0

Very good

11,512 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

What airport do you fly from for flights from St. Louis to Salem?
If you book a flight to Salem from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Salem per day from 7 different airlines.
How popular is this St. Louis to Salem flight route?
Within the past month, 1 users have taken a look at flights from Lambert-St Louis to Salem.
How long is the flight from St. Louis to Salem?
Airlines like Frontier, Delta, and Alaska Airlines fly from St. Louis to Salem in about 4h 17m. The time it takes to get you to your destination can typically vary by up to 9h 58m. Airlines will cover a distance of 1702 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines to fly from St. Louis to Salem one-way?
$76 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from $113 and $113, respectively.
What are the cheapest flights from St. Louis to Salem?
While on average a flight from St. Louis to Salem is generally $353, our data shows the cheapest flight currently is $229. When looking at the most popular route, (Lambert-St Louis - Portland), you can expect to pay $236 for that flight.
Can I find deals for flights from St. Louis to Salem that include hotel bookings?
Yes. In addition to deals on St. Louis to Salem flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Salem?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Salem.
Can I find deals for business class flights from St. Louis to Salem?
Yes. Cheapflights offers flight deals from St. Louis to Salem 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 St. Louis to Salem?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Salem (average of $150). Flying from St. Louis to Salem in March is currently the most expensive (average of $267). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Salem

Top 7 airlines flying from St. Louis to Salem

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$139	Average$247	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$188	Average$336	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$222	Average$331	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$225	Average$417	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$238	Average$473	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$244	Average$451	FlexibilityNo cancel fee	On-time69%
Hawaiian Airlines	Cheapest$338	Average$520	FlexibilityNo cancel fee	On-time85%

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$68+ Cheap flights from St. Louis (STL) to Salem, OR

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Salem with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Lambert-St Louis to Salem are usually found in February or September, booked 52 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from St. Louis to Salem

Cheapest flights from St. Louis to SalemExplore the most affordable flight options available from St. Louis to Salem. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Explore the most affordable flight options available from St. Louis to Salem. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Find flight deals from St. Louis to Salem

Keep the following information in mind while searching for St. Louis to Salem flight deals. Data was last updated December 23, 2025.

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 St. Louis to Salem that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Salem from St. Louis with our price prediction graph.

Cheapflights Insights

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

How far ahead should I book a flight from St. Louis to Salem?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Salem. Price data was last updated on December 19, 2025.

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

What is the cheapest time of day to fly from STL to SA8?

Find hourly flight availability from St. Louis to Salem. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

What is the cheapest day to fly from St. Louis to Salem?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Salem. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Salem

See what other customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to Salem 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 St. Louis to Salem. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from St. Louis to Salem?

How popular is this St. Louis to Salem flight route?

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

What are the cheapest airlines to fly from St. Louis to Salem one-way?

What are the cheapest flights from St. Louis to Salem?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Salem

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from St. Louis to Salem

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Cheapest flights from St. Louis to Salem
Explore the most affordable flight options available from St. Louis to Salem. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.