
Most accurate provider | eDreams 3 stars  | 
|---|---|
Most trusted provider | eDreams 3 stars  | 
Round-trip from | $157 (Alaska Airlines)  | 
One-way from | $84 (Delta)  | 
Popular in | December | 
Cheapest in | January | 
Average price | $316 | 
Good round-trip deal | $352 or less | 
Good one-way deal | $206 or less | 
Fly from
Fly to
Route
Depart
Return
Price
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Fri 1/23
7:00 am-8:19 am
Nonstop2h 19m
Seattle/Tacoma Intl
Mon 1/26
11:59 am-2:55 pm
Nonstop1h 56m
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Wed 12/17
3:36 pm-6:55 pm
1 stop4h 19m
Seattle/Tacoma Intl
Wed 12/24
9:38 pm-12:32 am
Nonstop1h 54m
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Thu 12/4
5:14 am-9:25 am
1 stop5h 11m
Seattle/Tacoma Intl
Tue 12/9
5:00 pm-12:23 am
1 stop6h 23m
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Sat 12/20
11:35 am-12:51 pm
Nonstop2h 16m
Seattle/Tacoma Intl
Wed 12/24
9:38 pm-12:32 am
Nonstop1h 54m
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Fri 12/12
5:14 am-9:10 am
1 stop4h 56m
Portland
Mon 12/15
1:59 pm-11:48 pm
1 stop8h 49m
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Wed 12/10
3:36 pm-4:48 pm
Nonstop2h 12m
Portland
Wed 12/17
7:20 pm-12:08 am
1 stop3h 48m
BillingsSeattle
BIL - SEA
BILSEA
Billings Logan Intl
Thu 12/4
3:36 pm-6:55 pm
1 stop4h 19m
Seattle/Tacoma Intl
Tue 12/9
9:15 pm-12:08 am
Nonstop1h 53m
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sun 12/14
6:22 pm-12:04 am
1 stop6h 42m
Portland
Tue 12/16
2:23 pm-12:23 am
2 stops9h 00m
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Fri 12/12
3:36 pm-4:48 pm
Nonstop2h 12m
Portland
Mon 12/15
10:30 am-1:22 pm
Nonstop1h 52m
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sun 12/14
3:36 pm-4:48 pm
Nonstop2h 12m
Portland
Tue 12/16
10:30 am-1:22 pm
Nonstop1h 52m
Currently, July is the cheapest month in which you can book a flight from Billings to State of Washington (average of $164). Flying from Billings to State of Washington in June is currently the most expensive (average of $246). 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.
It’s typically best to fly out from Billings to State of Washington in the evening. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.
Travelers seeking maximum savings on their Billings to State of Washington flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from BIL to USWA are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Aug 2025
MFR - SEA
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$173 | Average$461 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$177 | Average$328 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$189 | Average$335 | FlexibilityNo cancel fee | On-timeN/A |