Baltimore to Miami flights in December 2026 from $55 BWI → MIA
Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA)
For departures in December 2026, the cheapest return found recently is $315 with Frontier Airlines, 28 Dec – 3 Jan 2027, found 3 days ago. The cheapest one-way found recently is $55 with Frontier Airlines, 15 Dec, found 2 days ago.
Return
In December 2026, the cheapest return fare on each of 4 departure dates is usually $195 to $335. Across all 15 departure dates we hold on this route, it is usually $150 to $317. Of the 2 months with enough return fares to compare, December 2026 is usually the most expensive.
Cheapest return found recently
$315
28 Dec – 3 Jan 2027 · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA)
out nonstop, back 1 stop
found 3 days ago
Cheapest we hold, of any age
$130
22 Dec – 25 Dec · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA)
out nonstop, back nonstop
found 6 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 22 Dec – 25 Dec | $130 | Frontier Airlines | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 11 Dec – 13 Dec | $217 | Frontier Airlines | out 1 stop, back nonstop | found 4 days ago | See prices for these dates |
| 28 Dec – 3 Jan 2027 | $315 | Frontier Airlines | out nonstop, back 1 stop | found 3 days ago | See prices for these dates |
| 27 Dec – 3 Jan 2027 | $395 | Frontier Airlines | out nonstop, back 1 stop | found 5 days ago | See prices for these dates |
Every date we hold
4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 11 Dec – 13 Dec | $217 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | out 1 stop, back nonstop | found 4 days ago | See prices for these dates |
| 22 Dec – 25 Dec | $130 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 27 Dec – 3 Jan 2027 | $395 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | out nonstop, back 1 stop | found 5 days ago | See prices for these dates |
| 28 Dec – 3 Jan 2027 | $315 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | out nonstop, back 1 stop | found 3 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $117.
One-way
In December 2026, the cheapest one-way fare on each of 7 departure dates is usually $61 to $140. Across all 19 departure dates we hold on this route, it is usually $67 to $117. Of the 3 months with enough one-way fares to compare, December 2026 is usually the most expensive.
Cheapest one-way found recently
$55
15 Dec · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA)
1 stop
found 2 days ago
Cheapest we hold, of any age
$44
30 Dec · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA)
nonstop
found 3 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 30 Dec | $44 | Frontier Airlines | nonstop | found 3 days ago | Open this trip |
| 15 Dec | $55 | Frontier Airlines | 1 stop | found 2 days ago | Open this trip |
| 8 Dec | $67 | Frontier Airlines | 1 stop | found 6 days ago | Open this trip |
| 28 Dec | $83 | Frontier Airlines | nonstop | found 3 days ago | Open this trip |
| 19 Dec | $116 | Frontier Airlines | nonstop | found 2 days ago | Open this trip |
Every date we hold
7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 8 Dec | $67 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | 1 stop | found 6 days ago | Open this trip |
| 15 Dec | $55 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | 1 stop | found 2 days ago | Open this trip |
| 19 Dec | $116 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | nonstop | found 2 days ago | Open this trip |
| 26 Dec | $208 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | nonstop | found 3 days ago | Open this trip |
| 27 Dec | $164 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | nonstop | found 3 days ago | Open this trip |
| 28 Dec | $83 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | nonstop | found 3 days ago | Open this trip |
| 30 Dec | $44 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → Miami International Airport (MIA) | nonstop | found 3 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $42.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work