
Most accurate provider | eDreams 3 stars  | 
|---|---|
Most trusted provider | eDreams 3 stars  | 
Round-trip from | $393 (Delta)  | 
One-way from | $176 (United Airlines)  | 
Popular in | October | 
Cheapest in | September | 
Average price | $516 | 
Fly from
Fly to
Route
Depart
Return
Price
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Fri 11/21
10:10 pm-8:03 am
1 stop7h 53m
Birmingham
Mon 11/24
2:43 pm-10:21 pm
1 stop9h 38m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Sat 11/22
7:40 am-6:30 pm
1 stop8h 50m
Birmingham
Wed 11/26
12:58 pm-9:15 pm
1 stop10h 17m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Thu 12/25
5:30 am-6:22 pm
2 stops10h 52m
Birmingham
Sun 1/4
5:29 pm-10:37 am
1 stop19h 08m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Thu 11/20
12:59 am-9:56 am
1 stop6h 57m
Birmingham
Mon 11/24
6:23 am-12:36 pm
1 stop8h 13m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Thu 12/25
7:00 am-4:13 pm
1 stop7h 13m
Birmingham
Thu 1/1
1:48 pm-10:40 pm
1 stop10h 52m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Thu 12/25
5:30 am-6:22 pm
2 stops10h 52m
Birmingham
Thu 1/1
4:19 pm-11:25 am
1 stop21h 06m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Fri 11/21
12:35 am-1:38 pm
2 stops11h 03m
Birmingham
Wed 11/26
6:15 am-12:49 pm
1 stop8h 34m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Mon 12/29
10:05 pm-8:27 am
1 stop8h 22m
Birmingham
Mon 1/5
5:22 pm-10:37 am
1 stop19h 15m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Sat 12/27
11:59 pm-9:22 am
1 stop7h 23m
Birmingham
Mon 1/5
3:00 pm-10:59 pm
1 stop9h 59m
PortlandBirmingham
PDX - BHM
PDXBHM
Portland
Thu 12/25
7:00 am-4:13 pm
1 stop7h 13m
| Provider | Price Accuracy | Trust Score* | 
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | 
Currently, July is the cheapest month in which you can book a flight from Portland to Birmingham, Alabama (average of $185). Flying from Portland to Birmingham, Alabama in December is currently the most expensive (average of $408). 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.
A simple way to save on the total cost of your ticket is to fly from Portland to Birmingham, Alabama in the evening. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the afternoon.
Dallas (DFW) – chosen by Cheapflights users on 50% of 1-stop itineraries from Portland to Birmingham, Alabama on Cheapflights.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 6h 55m.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 6h 55m.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 1h 15m.
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Entertainment
Boarding
Comfort
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$301 | Average$460 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$467 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$346 | Average$476 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$361 | Average$495 | FlexibilityNo cancel fee | On-time63% |