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$54+ Cheap flights from St. Louis to Portland (STL - PDX)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PDX
Oct 7 — Oct 141
From?
To?
Mon 10/7
Mon 10/14
1 adult, Economy
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The best prices from Lambert-St Louis to Portland are usually found in September or October, booked 89 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from St. Louis to Portland

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Portland (PDX). 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 October 2, 2024.

Popular in

March

Cheapest in

September

Round-trip from

$105
(Mytrip)

One-way from

$54
(Frontier)
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 21% potential price drop
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From Lambert-St Louis to Portland
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One-way flight from Lambert-St Louis to Portland
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Cheap St. Louis to Portland flights in October & November 2024

Find cheap flight options from St. Louis to Portland specifically for the months of October and November 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,666,977 searches. Prices were last updated on October 2, 2024.
Scroll through some of the best deals on flights from St. Louis to Portland in 2024. Check back regularly for other flight deals.
This Mytrip deal was found by Cheapflights users on 10/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/265:20 pmSTL - PDX
1 stop18h 18mFrontier
Sat 11/211:14 amPDX - STL
1 stop10h 14mFrontier
Deal found 10/2$105
This Trip.com deal was found by Cheapflights users on 10/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/265:20 pmSTL - PDX
1 stop8h 39mMultiple Airlines
Sat 11/25:00 amPDX - STL
1 stop6h 27mMultiple Airlines
Deal found 10/2$155
This Alaska Airlines deal was found by Cheapflights users on 10/2. 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.
Sat 11/27:00 amSTL - PDX
1 stop7h 25mAlaska Airlines
Tue 11/55:00 amPDX - STL
1 stop6h 27mAlaska Airlines
Deal found 10/2$176
This Delta deal was found by Cheapflights users on 10/2. 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 10/315:00 pmSTL - PDX
1 stop7h 36mDelta
Wed 11/135:10 amPDX - STL
1 stop6h 20mDelta
Deal found 10/2$183
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Thu 10/247:00 amSTL - PDX
1 stop8h 17mAmerican Airlines
Mon 10/281:50 pmPDX - STL
1 stop7h 03mAmerican Airlines
Deal found 10/2$238
This FareScan deal was found by Cheapflights users on 10/2. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/245:11 pmSTL - PDX
2 stops26h 51mSpirit Airlines
Mon 10/286:52 pmPDX - STL
3 stops19h 29mSpirit Airlines
Deal found 10/2$259
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 10/284:44 pmSTL - PDX
1 stop7h 58mUnited Airlines
Thu 10/3110:27 amPDX - STL
2 stops8h 18mUnited Airlines
Deal found 10/1$323

St. Louis to Portland 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Portland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,666,977 searches. Data last updated October 2, 2024.
Scroll through some of the best deals on flights from St. Louis to Portland in 2024. Check back regularly for other flight deals.
This Mytrip deal was found by Cheapflights users on 10/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/265:20 pmSTL - PDX
1 stop18h 18mFrontier
Sat 11/211:14 amPDX - STL
1 stop10h 14mFrontier
Deal found 10/2$105
This Trip.com deal was found by Cheapflights users on 10/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/265:20 pmSTL - PDX
1 stop8h 39mMultiple Airlines
Sat 11/25:00 amPDX - STL
1 stop6h 27mMultiple Airlines
Deal found 10/2$155
This Alaska Airlines deal was found by Cheapflights users on 10/2. 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.
Sat 11/27:00 amSTL - PDX
1 stop7h 25mAlaska Airlines
Tue 11/55:00 amPDX - STL
1 stop6h 27mAlaska Airlines
Deal found 10/2$176
This Delta deal was found by Cheapflights users on 10/2. 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 10/315:00 pmSTL - PDX
1 stop7h 36mDelta
Wed 11/135:10 amPDX - STL
1 stop6h 20mDelta
Deal found 10/2$183
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Thu 10/247:00 amSTL - PDX
1 stop8h 17mAmerican Airlines
Mon 10/281:50 pmPDX - STL
1 stop7h 03mAmerican Airlines
Deal found 10/2$238
This FareScan deal was found by Cheapflights users on 10/2. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/245:11 pmSTL - PDX
2 stops26h 51mSpirit Airlines
Mon 10/286:52 pmPDX - STL
3 stops19h 29mSpirit Airlines
Deal found 10/2$259
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 10/284:44 pmSTL - PDX
1 stop7h 58mUnited Airlines
Thu 10/3110:27 amPDX - STL
2 stops8h 18mUnited Airlines
Deal found 10/1$323

St. Louis to Portland flights leaving soon

Find last-minute flight options from St. Louis to Portland for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,666,977 searches. Data last updated October 2, 2024.
Have a look at some of the flights available from St. Louis to Portland departing last-minute. It's wise to confirm all flight details are correct before booking.
This Frontier deal was found by Cheapflights users on 10/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/85:30 pmSTL - PDX
1 stop8h 29mFrontier
Wed 10/2311:07 amPDX - STL
1 stop10h 42mFrontier
Deal found 10/1$188
This Delta deal was found by Cheapflights users on 10/2. 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.
Fri 10/116:06 amSTL - PDX
1 stop8h 43mDelta
Fri 10/2512:53 amPDX - STL
1 stop7h 37mDelta
Deal found 10/2$325
This United deal was found by Cheapflights users on 10/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/81:39 pmSTL - PDX
2 stops12h 49mUnited Airlines
Wed 10/2310:23 amPDX - STL
2 stops9h 52mUnited Airlines
Deal found 10/1$435
This Travelocity deal was found by Cheapflights users on 10/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/113:49 pmSTL - PDX
1 stop10h 30mMultiple Airlines
Tue 10/151:49 pmPDX - STL
1 stop8h 09mMultiple Airlines
Deal found 10/1$441
This FareScan deal was found by Cheapflights users on 10/1. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/125:11 pmSTL - PDX
2 stops21h 55mSpirit Airlines
Wed 10/168:14 pmPDX - STL
3 stops33h 28mSpirit Airlines
Deal found 10/1$508
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/810:55 amSTL - PDX
2 stops9h 25mSouthwest
Thu 10/173:30 pmPDX - STL
1 stop7h 35mSouthwest
Deal found 10/1$543

One-way flights to Portland from St. Louis

Search for one-way flight options from St. Louis to Portland. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,666,977 searches. Data last updated October 2, 2024.
Users traveling one-way from St. Louis to Portland can select one of these great deals. Users needing a return flight from St. Louis to Portland should utilize the search form above.
This Frontier deal was found by Cheapflights users on 10/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/315:20 pmSTL - PDX
1 stop8h 41mFrontier
Deal found 10/1$54
This Delta deal was found by Cheapflights users on 10/1. 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 11/122:00 pmSTL - PDX
1 stop10h 05mDelta
Deal found 10/1$88
This American Airlines deal was found by Cheapflights users on 10/2. 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.
Fri 11/14:12 pmSTL - PDX
1 stop6h 42mAmerican Airlines
Deal found 10/2$95
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/13:25 pmSTL - PDX
2 stops9h 40mSouthwest
Deal found 10/1$149
This Mytrip deal was found by Cheapflights users on 10/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2912:15 pmSTL - PDX
3 stops38h 14mMultiple Airlines
Deal found 10/1$154
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/288:33 amSTL - PDX
3 stops36h 41mSpirit Airlines
Deal found 9/30$157
This Alaska Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 12/307:00 amSTL - PDX
1 stop7h 34mAlaska Airlines
Deal found 10/1$209
This United deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/710:00 amSTL - PDX
2 stops12h 15mUnited Airlines
Deal found 9/30$276

Find flights from St. Louis to Portland within your budget

Customize your flight search to find flights from St. Louis to Portland 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 2,666,977 searches. Data last updated October 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$105 - $323

Route

Depart

Return

Price

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Sat 10/26

1 stop18h 18m

Portland

Sat 11/2

1 stop10h 14m

$105

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Sat 10/26

1 stop8h 39m

Portland

Sat 11/2

1 stop6h 27m

$155

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Sat 11/2

1 stop7h 25m

Portland

Tue 11/5

1 stop6h 27m

$176

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 10/31

1 stop7h 36m

Portland

Wed 11/13

1 stop6h 20m

$183

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 10/24

1 stop8h 17m

Portland

Mon 10/28

1 stop7h 03m

$238

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 10/24

2 stops26h 51m

Portland

Mon 10/28

3 stops19h 29m

$259

Lambert-St LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Mon 10/28

1 stop7h 58m

Portland

Thu 10/31

2 stops8h 18m

$323

Flights are sorted by cheapest first

Deals found on 10/2

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

Have a flexible travel schedule? Discover the best time to fly to Portland 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.

Travel insights for flights from St. Louis to Portland

Get recent, data-driven insights about flights from St. Louis to Portland including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Portland. Price data was last updated on September 27, 2024.

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Find deals

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

Currently, May is the cheapest month in which you can book a flight from St. Louis to Portland (average of $101). Flying from St. Louis to Portland in February is currently the most expensive (average of $277). 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 PDX?

Find hourly flight availability from St. Louis to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2024.

When flying from St. Louis to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 31% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Portland. Price data was last updated on September 29, 2024.

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

Find deals

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

Our users search for these airlines the most when looking for flights from St. Louis to Portland. Data last updated on October 2, 2024.

When booking a flight from St. Louis to Portland, you may want to consider flying on Delta, American Airlines or United Airlines as they are the most popular for this route.

Delta

Delta

From $217

American Airlines

American Airlines

From $183

United Airlines

United Airlines

From $286

Frontier

Frontier

From $108

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland 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 Portland when rainfall is around 0.7 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, 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).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated October 2, 2024.
Read through reviews of airlines operating flights from St. Louis to Portland, such as Delta, Frontier and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.2
Very good
5,246 reviews
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,377 reviews
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
9,007 reviews
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,390 reviews
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.3
Good
10,000 reviews
Southwest
8.2
Very good
5,246 reviews

Overall

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from St. Louis to Portland for under $200 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Portland for under $200. The cheapest flight booked recently is on Frontier for just $105, but on average you can expect to pay $205.

  • Are there last-minute flights available from St. Louis to Portland for under $200?

    There are currently 6+ open flights from St. Louis to Portland within the next 7 days for less than $200.

  • How popular is this St. Louis to Portland flight route?

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

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

    Currently priced at $105, Frontier will fly you from St. Louis to Portland and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Delta - these airlines can fly you to your destination from $176 and $183, respectively. These flights start at 72% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $54. Delta flights start at $88 while deals on American Airlines start at $95 one-way.

  • What are the cheapest flights from St. Louis to Portland?

    The cheapest flight price from St. Louis to Portland is $198. On average you can expect to pay $504. The most popular route, (Lambert-St Louis - Portland), can usually be booked for $148.

  • What does STL to PDX mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Portland Airport flight would often be abbreviated as a STL to PDX flight.

  • Where are the most common layover locations when flying from St. Louis to Portland?

    St. Louis to Portland flights have a layover in Salt Lake City most of the time.

  • What are some popular things to do or see while on a layover in Salt Lake City?

    Salt Lake City travelers tend to visit Temple Square, Abravanel Hall, and Salt Lake Temple more than anywhere else. Temple Square, Abravanel Hall, and Salt Lake Temple can be accessed by traveling approximately 4.7 mi, 4.7 mi, and 4.8 mi, respectively from Salt Lake City. Those looking to explore during their layover in Salt Lake City can rent a car from Salt Lake City for about $55 per day.

  • Where are the least popular layover locations for St. Louis to Portland flights?

    Flights departing from St. Louis and landing in Portland layover in Denver least frequently.

  • Can I find deals for flights from St. Louis to Portland that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Portland flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Portland with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Portland flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Portland that allow pets onboard?

    Many airlines flying from St. Louis to Portland offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Portland?

    Yes, you can often find last-minute deals on St. Louis to Portland flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Portland flight deals updated?

    The St. Louis to Portland flight deals you see on this page were last updated on 10/2.

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

    Currently, May is the cheapest month in which you can book a flight from St. Louis to Portland (average of $101). Flying from St. Louis to Portland in February is currently the most expensive (average of $277). 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.

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