Cheap flights from SEA to STL (Seattle - Tacoma Intl. to Lambert-St. Louis Intl.)

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Cheap Flights from SEA to STL starting at $131 One Way, $250 Round Trip

Prices starting at $250 for return flights and $131 for one-way flights to Lambert-St. Louis Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 24 - Sun, Sep 27
SEA
Seattle
STL
St. Louis
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 24 from Seattle to St. Louis, returning Sun, Sep 27, priced at $250 found 1 day ago
Thu, Jun 4 - Tue, Jun 9
SEA
Seattle
STL
St. Louis
$275 Roundtrip, found 6 days ago
$275
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Jun 4 from Seattle to St. Louis, returning Tue, Jun 9, priced at $275 found 6 days ago
Wed, Jun 10 - Mon, Jun 15
SEA
Seattle
STL
St. Louis
$279 Roundtrip, found 23 hours ago
$279
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Jun 10 from Seattle to St. Louis, returning Mon, Jun 15, priced at $279 found 23 hours ago
Wed, Jun 10 - Mon, Jun 15
SEA
Seattle
STL
St. Louis
$285 Roundtrip, found 23 hours ago
$285
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Wed, Jun 10 from Seattle to St. Louis, returning Mon, Jun 15, priced at $285 found 23 hours ago
Thu, Sep 24 - Sun, Sep 27
SEA
Seattle
STL
St. Louis
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 24 from Seattle to St. Louis, returning Sun, Sep 27, priced at $290 found 1 day ago

Hotel Ideas near Lambert-St. Louis Intl.

Airport Hotels near Lambert-St. Louis Intl.

Pear Tree Inn St. Louis Airport

Pear Tree Inn St. Louis Airport

2.5 out of 5
10810 Pear Tree Ln St. Ann MO
$92 nightly
The price is $108 total per night from Jun 9 to Jun 10
$108 total
Jun 9 - Jun 10
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Ann. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (2,992 reviews)
Room Clean, Air conditioning good, didn't make it to breakfast

Reviewed on May 13, 2026

Pear Tree Inn St. Louis Airport
Drury Inn & Suites St. Louis Airport

Drury Inn & Suites St. Louis Airport

3 out of 5
10490 Natural Bridge Rd St. Louis MO
$123 nightly
The price is $144 total per night from Jun 14 to Jun 15
$144 total
Jun 14 - Jun 15
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,234 reviews)
Couldn't be a better location for easy airport in and out. Comfy bed. Lots of pillows. Room dark as a cave (too dark for my daytime tastes). Bathroom door wouldn't stay open without shoving a towel under it. Usual, harsh, bathroom lighting. Took a long time to get warm water at the taps (wasteful). ...

Reviewed on May 13, 2026

Drury Inn & Suites St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$144 nightly
The price is $171 total per night from May 22 to May 23
$171 total
May 22 - May 23
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,006 reviews)
Great stay

Reviewed on May 10, 2026

Hilton St. Louis Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In St. Louis

Hyatt Regency St. Louis at The Arch

Hyatt Regency St. Louis at The Arch

4 out of 5
315 Chestnut St St. Louis MO
$127 nightly
The price is $149 total per night from May 25 to May 26
$149 total
May 25 - May 26
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, 3 restaurants, and 2 bars/lounges. Our guests praise the helpful staff and the clean ...
8.6/10 Excellent! (4,032 reviews)
Went to the bar staff was great but short didn’t check on us. So we just paid and left. It was okay! Would I come again probably not!

Reviewed on May 13, 2026

Hyatt Regency St. Louis at The Arch
Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
$116 nightly
The price is $136 total per night from Jun 9 to Jun 10
$136 total
Jun 9 - Jun 10
Total with taxes and fees
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the ...
8.4/10 Very Good! (2,212 reviews)
A beautiful hotel with great accommodations. The staff was very friendly, especially with it being a very busy time. Nice bar and a nice little coffee shop/cafe. I plan on going there next year to stay.

Reviewed on May 13, 2026

Hollywood Casino & Hotel St. Louis
Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham

3 out of 5
1088 South Highway Drive Fenton MO
$89 nightly
The price is $103 total per night from May 17 to May 18
$103 total
May 17 - May 18
Total with taxes and fees
Book a stay at this business-friendly hotel in Fenton. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8/10 Very Good! (1,271 reviews)
Towels had stains. Room smelled like Marijuana. Food was in the refrigerator

Reviewed on May 12, 2026

Heritage Inn & Suites St. Louis/Fenton, Trademark by Wyndham
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

St. Louis Hotels With Airport Transportation

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$74 nightly
The price is $87 total per night from May 31 to Jun 1
$87 total
May 31 - Jun 1
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,001 reviews)
Absolutely TERRIBLE, inside & out!

Reviewed on May 13, 2026

Quality Inn Saint Louis Airport
Marriott St. Louis Airport

Marriott St. Louis Airport

4 out of 5
10700 Pear Tree Lane St. Louis MO
$152 nightly
The price is $181 total per night from May 22 to May 23
$181 total
May 22 - May 23
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy breakfast (surcharge), a free airport shuttle, and room service. Our guests praise the helpful ...
8/10 Very Good! (1,000 reviews)
Exactly what I would expect from Marriott! Clean facilities and updated rooms. Bar staff was awesome and on site restaurant was great.

Reviewed on May 7, 2026

Marriott St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$144 nightly
The price is $171 total per night from May 22 to May 23
$171 total
May 22 - May 23
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,006 reviews)
Great stay

Reviewed on May 10, 2026

Hilton St. Louis Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced St. Louis Hotels

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$74 nightly
The price is $87 total per night from May 31 to Jun 1
$87 total
May 31 - Jun 1
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,001 reviews)
Absolutely TERRIBLE, inside & out!

Reviewed on May 13, 2026

Quality Inn Saint Louis Airport
Americas Best Value Inn St. Louis Downtown

Americas Best Value Inn St. Louis Downtown

2 out of 5
1100 Lumiere Place Boulevard St. Louis MO
$84 nightly
The price is $98 total per night from May 17 to May 18
$98 total
May 17 - May 18
Total with taxes and fees
Stay at this motel in St. Louis. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions Gateway Arch and Busch Stadium are located ...
5.6/10 (842 reviews)
Hotel room i stayed had multiple issues that were not resolved. I was not told that the maintenance person was out.. finally moved to another room that has no cold water in shower.

Reviewed on May 13, 2026

Americas Best Value Inn St. Louis Downtown
OYO Hotel St. Louis Downtown City Center MO

OYO Hotel St. Louis Downtown City Center MO

3.5 out of 5
400 S 14th St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a fitness center, and parking (surcharge). Our guests praise the helpful staff and ...
6.6/10 (1,000 reviews)
Definitely an older hotel. Overall the room was kinda dingy.

Reviewed on Apr 11, 2024

Get rates
OYO Hotel St. Louis Downtown City Center MO
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in St. Louis

Days Inn by Wyndham St. Louis Lindbergh Boulevard

Days Inn by Wyndham St. Louis Lindbergh Boulevard

2.5 out of 5
South Lindbergh Boulevard, 3660 St. Louis MO
Book a stay at this family-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a nightclub. Popular attractions Laumeier Sculpture Park and Magic ...

Families like: Indoor pool, playground, game room, cribs

Get rates
Days Inn by Wyndham St. Louis Lindbergh Boulevard
Drury Plaza Hotel St. Louis at the Arch

Drury Plaza Hotel St. Louis at the Arch

3 out of 5
2 South 4th Street St. Louis MO
$156 nightly
The price is $182 total per night from May 18 to May 19
$182 total
May 18 - May 19
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and 2 hot tubs. Our guests praise the breakfast and the pool in our ...
9.6/10 Exceptional! (3,428 reviews)
Food was good and a fair amount of variety. Didn't expect to have to pay an additional 32 for parking as there was no place else to park, so the hotel has a monopoly on that. Really close to Busch stadium which is why we chose this hotel along with the food and beverage in the evening. Should start ...

Reviewed on May 13, 2026

Drury Plaza Hotel St. Louis at the Arch
Pear Tree Inn St. Louis Near Union Station

Pear Tree Inn St. Louis Near Union Station

3 out of 5
2211 Market Street St. Louis MO
$121 nightly
The price is $141 total per night from May 18 to May 19
$141 total
May 18 - May 19
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...
8.8/10 Excellent! (1,959 reviews)
Good Hotel, good location!

Reviewed on May 12, 2026

Pear Tree Inn St. Louis Near Union Station
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

SEA to STL Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
SEA Address & GPS
Address:
Seattle WA, 98158
United States
IATA Code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time Zone:
America/Los_Angeles
STL Address & GPS
Address:
10701 Lambert International Blvd.
Saint Louis MO, 63145
United States
IATA Code:
STL
Longitude:
-90.379002
Latitude:
38.748707
Time Zone:
America/Chicago

Frequently asked questions

Are there non-stop flights from Seattle - Tacoma Intl. Airport (SEA) to Lambert-St. Louis Intl. Airport (STL)?
Alaska Airlines makes going from Seattle to St. Louis a piece of cake. It has nonstop flights from Sea-Tac Airport to Lambert-St. Louis Intl. Airport (STL), so you won't have to worry about changing planes.
What is the shortest flight from Sea-Tac Airport to St. Louis Lambert International Airport?
Traveling from Sea-Tac Airport to St. Louis Lambert International Airport takes at least 6 hours and 36 minutes. Indulge in a tipple and watch a show or two — here's your chance to just relax.
How many hours flight from SEA to Lambert-St. Louis Intl. Airport (STL)?
Get comfortable, because a typical plane ride from Sea-Tac Airport to Lambert Field is 6 hours and 41 minutes. Listen to a few podcasts, finish that book … You'll have more than enough time to kick back and enjoy the ride.
What airlines have the most flights from Sea-Tac Airport to St. Louis Lambert International Airport?
If you're looking for a trouble-free flying experience, buckle up and take off with Alaska Airlines. This carrier has 73 flights each month from Seattle to St. Louis and is one of the most popular airlines servicing this route.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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