Atlanta to Baltimore ATL → BWI
Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
The cheapest one-way found recently is $43 with Frontier Airlines, 19 Nov, found today.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $38 to $105.
Cheapest one-way found recently
$43
19 Nov · Frontier Airlines
Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
Leaves 2:55 p.m. · 1 h 49 min trip
nonstop
found today
Cheapest nonstop one-way
$43
19 Nov · Frontier Airlines
Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI)
Leaves 2:55 p.m. · 1 h 49 min trip
nonstop
found today
Found recently, and the cheapest we hold
$43 19 Novfound todayOpen this trip
$23 17 Novfound 2 days agoOpen this trip
What have prices looked like?
Over 24 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $37 to $130.
24 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 24 Oct to 19 Nov, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
Yes. Among one-way fares leaving within 3 days of 19 Nov, 17 Nov costs $23: $20 less than the cheapest found recently.
Frontier Airlines · Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) · nonstop · found 2 days ago
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Oct | $109 | Frontier Airlines | Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | nonstop | found 5 days ago | Open this trip |
| 1 Nov | $104 | Frontier Airlines | Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | nonstop | found 2 days ago | Open this trip |
| 17 Nov | $23 | Frontier Airlines | Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | nonstop | found 2 days ago | Open this trip |
| 19 Nov | $43 | Frontier Airlines | Hartsfield-Jackson Atlanta International Airport (ATL) → Baltimore/Wash International Thurgood Marshall Airport (BWI) | nonstop | found today | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $23.
Airlines on the cheapest dates: Frontier Airlines.
Premium cabin fares from Atlanta to Baltimore
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 19 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Atlanta to Baltimore?
One-way
Fares 30 to 59 days before departure were typically 69% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (24 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $120 | $99 | +223% | 8 |
| 30–59 days | $37 | $37 | Cheapest seen | 15 |
| 60–89 days | $118 | $118 | +219% | 8 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Atlanta → Washington
57 km from Baltimore
$71
14 Nov – 15 Nov · ATL → IAD · out nonstop, back nonstop
found today
Atlanta → Philadelphia
145 km from Baltimore
$134
22 Nov – 9 Dec · ATL → PHL · out nonstop, back nonstop
found 5 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Atlanta → Philadelphia
145 km from Baltimore
$17
$26 less than flying to Baltimore
17 Nov · ATL → PHL · nonstop
found 4 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest one-way found recently is for 19 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
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