Popular in | July |
---|---|
Cheapest in | January |
Round-trip from | $319 |
One-way from | $138 |
Flying to your destination on a Thursday 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 49 days before your planned departure. Booking around this time can save you about 49% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $296 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $319.
January can be a great time to fly to St. Louis from Seattle with a flight ticket averaging about $342. Cheapflights users have found deals in the month of January for as cheap as $155. The most expensive prices can be found in the month of July.
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 28% versus a flight at noon.
If you’re traveling from Seattle to St. Louis, one of the more common airlines traveling that route is Spirit Airlines. Seattle to St. Louis flights are typically 67% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $365.88 RT. The cheapest Spirit Airlines flight found for this route was $188. When traveling from Seattle to St. Louis on Spirit Airlines, the most popular airport to depart from is Seattle/Tacoma Intl Airport and the most popular airport to arrive at is Lambert-St Louis Airport. When flying from Seattle to St. Louis, Spirit 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 Frontier. Flights from Frontier traveling this route typically cost $395.70 RT. This price is typically 58% 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, Frontier flights are 1% more popular than any other airline flying that same route.
Fly from
Fly to
Budget
$226 - $350
Route
Depart
Return
Price
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Wed 8/7
1 stop8h 46m
Lambert-St Louis
Tue 8/13
1 stop7h 29m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Mon 7/1
1 stop11h 11m
Lambert-St Louis
Thu 7/11
1 stop12h 55m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Fri 6/7
1 stop10h 53m
Lambert-St Louis
Fri 6/14
1 stop8h 46m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Wed 7/10
1 stop7h 56m
Lambert-St Louis
Tue 7/30
2 stops16h 02m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Mon 8/26
2 stops20h 41m
Lambert-St Louis
Tue 9/3
2 stops35h 47m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Thu 6/13
1 stop10h 42m
Lambert-St Louis
Tue 6/18
1 stop15h 52m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Mon 8/26
Nonstop3h 51m
Lambert-St Louis
Tue 9/3
Nonstop4h 26m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Fri 8/16
1 stop7h 49m
Lambert-St Louis
Sat 8/24
1 stop10h 22m
Seattle/Tacoma IntlLambert-St Louis
SEA - STL
SEASTL
Seattle/Tacoma Intl
Sun 8/25
1 stop12h 13m
Lambert-St Louis
Tue 9/3
1 stop11h 36m
STL Temperature | 32 - 80.6 °F |
---|
Boarding
Overall
Crew
Comfort
Entertainment
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.
Boarding
Overall
Crew
Comfort
Entertainment
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.
Boarding
Overall
Crew
Comfort
Entertainment
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.
Boarding
Overall
Crew
Comfort
Entertainment
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.
Boarding
Overall
Crew
Comfort
Entertainment
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.
Boarding
Overall
Crew
Comfort
Entertainment
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.
0%of flight departures | Early morningMidnight to 6 am |
---|---|
53%of flight departures | Morning6 am to noon |
47%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 |
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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from Seattle.
Yes, we can. To see specific flights from Seattle to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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