Find Cheap Flights from Lambert-St Louis to Portland (STL - PDX)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Lambert-St Louis to Portland

(Round-trip)
Depart: Thu Sep 7 2017 Return: Sat Sep 9 2017 Trip spans 3 days
Frontier
Frontier
STL
12:00a
PDX
9:35a
9h 35m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Mon Sep 4 2017 Return: Sat Sep 9 2017 Trip spans 6 days
United
United
STL
12:00a
PDX
9:06a
9h 06m
1 stop
PDX
12:00a
STL
7:08a
7h 08m
1 stop
Depart: Fri Sep 1 2017 Return: Sun Sep 3 2017 Trip spans 3 days
American Airlines
American Airlines
STL
12:00a
PDX
7:06a
7h 06m
1 stop
PDX
12:00a
STL
8:35a
8h 35m
1 stop
Depart: Sat Jul 22 2017 Return: Sun Jul 30 2017 Trip spans 9 days
Delta
Delta
STL
12:00a
PDX
6:50a
6h 50m
1 stop
PDX
12:00a
STL
5:51a
5h 51m
1 stop
Depart: Sat Jul 1 2017 Return: Sun Jul 2 2017 Trip spans 2 days
Major Airline
Major Airline
STL
12:00a
PDX
9:51p
21h 51m
nonstop
PDX
12:00a
STL
11:17a
11h 17m
nonstop
Depart: Fri Jul 21 2017 Return: Mon Jul 31 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
STL
12:00a
PDX
7:24a
7h 24m
1 stop
PDX
12:00a
STL
5:32a
5h 32m
1 stop
Depart: Fri Sep 8 2017 Return: Sat Sep 9 2017 Trip spans 2 days
Frontier
Frontier
STL
12:00a
PDX
9:35a
9h 35m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Sat Sep 9 2017 Return: Tue Sep 12 2017 Trip spans 4 days
Frontier
Frontier
STL
12:00a
PDX
9:35a
9h 35m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Sun Sep 10 2017 Return: Tue Sep 12 2017 Trip spans 3 days
Frontier
Frontier
STL
12:00a
PDX
9:35a
9h 35m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Mon Jul 24 2017 Return: Thu Aug 3 2017 Trip spans 11 days
United
United
STL
12:00a
PDX
8:46a
8h 46m
1 stop
PDX
12:00a
STL
7:57a
7h 57m
1 stop
Depart: Sat Aug 19 2017 Return: Wed Aug 30 2017 Trip spans 12 days
Frontier
Frontier
STL
12:00a
PDX
6:02a
6h 02m
1 stop
PDX
12:00a
STL
10:26a
10h 26m
1 stop
Depart: Sun Jul 23 2017 Return: Thu Aug 3 2017 Trip spans 12 days
United
United
STL
12:00a
PDX
6:36a
6h 36m
1 stop
PDX
12:00a
STL
7:57a
7h 57m
1 stop
Depart: Wed Aug 30 2017 Return: Sat Sep 9 2017 Trip spans 11 days
Frontier
Frontier
STL
12:00a
PDX
6:02a
6h 02m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Wed Sep 6 2017 Return: Sat Sep 9 2017 Trip spans 4 days
Frontier
Frontier
STL
12:00a
PDX
6:02a
6h 02m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Wed Jul 5 2017 Return: Sun Jul 9 2017 Trip spans 5 days
Delta
Delta
STL
12:00a
PDX
8:03a
8h 03m
1 stop
PDX
12:00a
STL
5:51a
5h 51m
1 stop
Depart: Fri Jul 21 2017 Return: Tue Aug 1 2017 Trip spans 12 days
Multiple Airlines
Multiple Airlines
STL
12:00a
PDX
7:24a
7h 24m
1 stop
PDX
12:00a
STL
7:08a
7h 08m
1 stop
Depart: Tue Aug 15 2017 Return: Sat Aug 19 2017 Trip spans 5 days
Frontier
Frontier
STL
12:00a
PDX
9:41a
9h 41m
1 stop
PDX
12:00a
STL
10:26a
10h 26m
1 stop
Depart: Thu Aug 17 2017 Return: Mon Aug 21 2017 Trip spans 5 days
Delta
Delta
STL
12:00a
PDX
7:10a
7h 10m
1 stop
PDX
12:00a
STL
5:46a
5h 46m
1 stop
Depart: Tue Sep 5 2017 Return: Sat Sep 9 2017 Trip spans 5 days
Frontier
Frontier
STL
12:00a
PDX
9:41a
9h 41m
1 stop
PDX
12:00a
STL
10:02a
10h 02m
1 stop
Depart: Mon Jul 24 2017 Return: Sat Jul 29 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
STL
12:00a
PDX
5:57a
5h 57m
1 stop
PDX
12:00a
STL
5:06a
5h 06m
1 stop
Direct flights STL to PDX on Southwest
Flight # Depart STL Arrive PDX Sun Mon Tue Wed Thu Fri Sat Valid Between
2968 9:10 am 11:20 am Jun 24 - Aug 12
4984 2:15 pm 4:25 pm Jun 25 - Aug 13
2009 2:35 pm 4:45 pm Jul 4 - Jul 4
2355 2:35 pm 4:45 pm Jul 3 - Jul 3
5625 2:35 pm 4:45 pm Jul 5 - Aug 14
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

St. Louis
$268
Destination

Portland
$268