Cheap flights from Baltimore to Las Vegas from $150 BWI → LAS
Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)
The cheapest return found recently is $392 with Frontier Airlines, 18 Nov – 21 Nov, found 2 days ago. The cheapest one-way found recently is $150 with Frontier Airlines, 20 Jan 2027, found 4 days ago.
- Cheapest one-way found recently
- $150, found 4 days ago
- Cheapest return found recently
- $392, 18 Nov to 21 Nov
- Usual return price
- $437 to $516
- Cheapest month to fly
- November 2026, return fares from $392 found in the last 7 days
- Airlines with nonstop flights
- Southwest Airlines, Frontier Airlines, United Airlines, American Airlines
Return
The cheapest return fare on each of 9 departure dates is usually $437 to $516.
Cheapest return found recently
$392
18 Nov – 21 Nov · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)
Leaves 11:37 a.m. · Return leaves 9:47 p.m. · 18 h 50 min of travel, both ways together
out 1 stop, back nonstop · via Dallas/Fort Worth International Airport (DFW) · 8 h connection
found 2 days ago
Cheapest nonstop return
$738
18 Nov – 22 Nov · Southwest Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)
Leaves 10:30 a.m. · Return leaves 2:10 a.m. · 9 h 43 min of travel, both ways together
out nonstop, back nonstop · separate tickets likely: collect your bags and check in again
found 2 days ago
Found recently, and the cheapest we hold
$392 18 Nov – 21 Novfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $184 to $392.
At $392, the cheapest return found recently is at the high end of that range.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 9 departure dates from 18 Nov to 4 May 2027, 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?
We hold no other 3-night return fares leaving within 3 days of 18 Nov to compare.
Every date we hold
92 fares on 9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Nov – 21 Nov | $392 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back nonstop | found 2 days ago | See prices for these dates |
| 26 Nov – 29 Nov | $516 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back 2 stops | found 7 days ago | See prices for these dates |
| 11 Dec – 13 Dec | $457 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 25 Dec – 31 Dec | $437 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 2 stops, back nonstop | found 2 days ago | See prices for these dates |
| 26 Dec – 31 Dec | $465 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 27 Dec – 1 Jan 2027 | $517 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 28 Dec – 31 Dec | $426 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 29 Dec – 2 Jan 2027 | $655 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 4 May 2027 – 11 May 2027 | $510 | Alaska Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $392.
Airlines on the cheapest dates: Frontier Airlines, Alaska Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$150
20 Jan 2027 · Frontier Airlines
Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)
Leaves 12:38 p.m. · 12 h 37 min trip
1 stop
found 4 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$150 20 Jan 2027found 4 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 44 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $63 to $311.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 20 Jan 2027 to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Jan 2027 | $150 | Frontier Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | 1 stop | found 4 days ago | Open this trip |
| 26 Apr 2027 | $203 | Sun Country Airlines | Baltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS) | 1 stop | found 4 days ago | Open this trip |
Which month looks cheapest?
January 2027 is the cheapest month — from $150.
Airlines on the cheapest dates: Frontier Airlines, Sun Country Airlines.
Premium cabin fares from Baltimore to Las Vegas
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 18 Nov – 21 Nov in another cabin: Premium economy · Business · First
Today's prices for 20 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Baltimore to Las Vegas?
Return
Fares 30 to 59 days before departure were typically 35% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 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 | $395 | $213 | +53% | 24 |
| 7–13 days | $389 | $213 | +51% | 26 |
| 14–29 days | $266 | $184 | +3% | 31 |
| 30–59 days | $258 | $211 | Cheapest seen | 27 |
| 60–89 days | $298 | $190 | +16% | 22 |
| 90–179 days | $292 | $190 | +13% | 36 |
| 180+ days | $551 | $551 | +114% | 8 |
One-way
Fares 30 to 59 days before departure were typically 23% lower than 14 to 29 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (44 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 |
|---|---|---|---|---|
| 14–29 days | $118 | $93 | +30% | 17 |
| 30–59 days | $91 | $63 | Cheapest seen | 25 |
| 60–89 days | $127 | $84 | +40% | 24 |
| 90–179 days | $203 | $169 | +123% | 26 |
| 180+ days | $300 | $292 | +230% | 23 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Philadelphia → Las Vegas
145 km from Baltimore
$247
$145 less than flying from Baltimore
18 Nov – 25 Nov · PHL → LAS · out nonstop, back nonstop
found 2 days ago
Washington → Las Vegas
57 km from Baltimore
$258
$134 less than flying from Baltimore
18 Nov – 21 Nov · DCA → LAS · out nonstop, back nonstop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Washington → Las Vegas
57 km from Baltimore
$108
$42 less than flying from Baltimore
20 Jan 2027 · IAD → LAS · 1 stop
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 return found recently is for 18 Nov – 21 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Baltimore to Las Vegas?
The cheapest return found recently is $392 with Frontier Airlines, 18 Nov to 21 Nov, found 2 days ago. The cheapest return fare on each of 9 departure dates is usually $437 to $516.
How much is a one-way flight from Baltimore to Las Vegas?
The cheapest one-way found recently is $150 with Frontier Airlines, 20 Jan 2027, found 4 days ago.
What is the cheapest month to fly from Baltimore to Las Vegas?
November 2026 is the cheapest month for a return, from $392, 18 Nov to 21 Nov, found 2 days ago. January 2027 is the cheapest month for a one-way, from $150, 20 Jan 2027, found 4 days ago.
How far ahead should I book a flight from Baltimore to Las Vegas?
In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 35% lower than 0 to 6 days before departure. In 44 days of prices between 24 Sept and 11 Nov, one-way fares 30 to 59 days before departure were typically 23% lower than 14 to 29 days before departure.
Is there a direct flight from Baltimore to Las Vegas?
Yes, the cheapest nonstop return found recently is $738 with Southwest Airlines, 18 Nov to 22 Nov, found 2 days ago.
How long is the flight from Baltimore to Las Vegas?
The cheapest one-way found recently, with Frontier Airlines on 20 Jan 2027, takes 12 h 37 min with 1 stop.
Which airlines have the cheapest flights from Baltimore to Las Vegas?
Between 18 Nov and 4 May 2027, Frontier Airlines has the cheapest return on 8 of the 9 departure dates we hold, and Alaska Airlines on 1.
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