Popular in | June |
---|---|
Cheapest in | September |
Round-trip from | $323 |
One-way from | $126 |
Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to St. Louis. Check prices with Cheapflights to find a great deal for your trip.
To save on the cost of your flight from Seattle to St. Louis, book at least 51 days before your planned departure. Booking around this time can save you about 105% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $344 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $460.
September can be a great time to fly to St. Louis from Seattle with a flight ticket averaging about $381. Cheapflights users have found deals in the month of September for as cheap as $144. The most expensive prices can be found in the month of June.
When flying from Seattle to St. Louis, 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 25% versus a flight at noon.
Alaska Airlines is one of the most popular airlines used for those traveling from Seattle to St. Louis. Flights on this route from Alaska Airlines typically cost $366.45 RT, a price that is 76% cheaper than the average Seattle to St. Louis flight. The cheapest flight found was $186 RT. Seattle/Tacoma Intl Airport is the most common Seattle airport to take off from when flying to St. Louis. Lambert-St Louis Airport is the most popular arrival airport in St. Louis. When flying from Seattle to St. Louis, Alaska Airlines flights are 11% more popular than any other airline flying that same route.
One of the most popular airlines traveling from Seattle to St. Louis is Delta. Flights from Delta traveling this route typically cost $460.40 RT. This price is typically 52% cheaper than other airlines that offer Seattle to St. Louis flights. When booking this route, the cheapest RT price found was $157. Seattle/Tacoma Intl Airport is the most common Seattle airport to take off from when flying to St. Louis. Lambert-St Louis Airport is the most popular arrival airport in St. Louis. When flying from Seattle to St. Louis, Delta flights are 1% more popular than any other airline flying that same route.
Fly from
Fly to
Budget
$231 - $372
Route
Depart
Return
Price
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
mié. 5/29
1 stop7h 22m
Lambert-St Louis
lun. 6/3
1 stop7h 57m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
jue. 5/23
1 stop10h 36m
Lambert-St Louis
sáb. 6/1
1 stop13h 00m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
jue. 5/23
1 stop9h 11m
Lambert-St Louis
sáb. 6/1
1 stop13h 00m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
mar. 5/28
Nonstop3h 59m
Lambert-St Louis
vie. 5/31
1 stop11h 49m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
vie. 5/3
1 stop8h 24m
Lambert-St Louis
sáb. 5/11
1 stop6h 33m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
jue. 7/11
1 stop14h 30m
Lambert-St Louis
dom. 7/14
1 stop15h 31m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
mié. 5/22
Nonstop3h 58m
Lambert-St Louis
dom. 5/26
Nonstop4h 14m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
sáb. 5/4
2 stops11h 54m
Lambert-St Louis
mar. 5/7
1 stop6h 34m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
sáb. 5/4
2 stops29h 56m
Lambert-St Louis
sáb. 5/11
2 stops23h 06m
Currently, September is the cheapest month in which you can book a flight from Seattle to St. Louis (average of $323). Flying from Seattle to St. Louis in July is currently the most expensive (average of $378). 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.
January
$326
February
$331
March
$357
April
$337
May
$350
June
$373
July
$378
August
$336
September
$323
October
$323
November
$336
December
$326
STL Temperature | 32 - 80.6 °F |
---|
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Entertainment
Crew
Boarding
Comfort
Overall
Food
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
44%of flight departures | Morning6 am to noon |
55%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Sunday | 9daily flights |
---|---|
Monday | 8daily flights |
Tuesday | 4daily flights |
Wednesday | 8daily flights |
Thursday | 4daily flights |
Friday | 8daily flights |
Saturday | 3daily flights |
Cheapflights makes it easy to find Seattle to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
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