
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (Delta) |
One-way from | $145 (Kiwi.com) |
Popular in | August |
Cheapest in | September |
Average price | $609 |
Fly from
Fly to
Route
Depart
Return
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Wed 1/6
7:00 am-12:34 pm
1 stop7h 34m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Sun 1/3
7:13 am-12:37 pm
1 stop7h 24m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Fri 1/8
7:00 am-5:45 pm
2 stops12h 45m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Tue 1/5
7:00 am-5:45 pm
2 stops12h 45m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Thu 1/7
3:01 pm-7:55 pm
1 stop6h 54m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Thu 3/18
7:10 am-12:36 pm
1 stop7h 26m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Fri 11/13
10:25 am-7:57 pm
2 stops11h 32m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI Baltimore/Washington - MSO Missoula Johnson-Bell Field
BWIMSO
Baltimore/Washington
Fri 12/18
7:01 am-3:09 pm
1 stop10h 08m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
BaltimoreMissoula
BWI