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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

See prices for these datesCheck today's price

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

See prices for these datesCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $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

18 Nov – 21 Nov: $392, found 2 days ago26 Nov – 29 Nov: $516, found 7 days ago11 Dec – 13 Dec: $457, found 5 days ago25 Dec – 31 Dec: $437, found 2 days ago26 Dec – 31 Dec: $465, found 2 days ago27 Dec – 1 Jan 2027: $517, found 6 days ago28 Dec – 31 Dec: $426, found 5 days ago29 Dec – 2 Jan 2027: $655, found 3 days ago4 May 2027 – 11 May 2027: $510, found 4 days agoNovDecMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
18 Nov – 21 Nov$392Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back nonstopfound 2 days agoSee prices for these dates
26 Nov – 29 Nov$516Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back 2 stopsfound 7 days agoSee prices for these dates
11 Dec – 13 Dec$457Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 2 stops, back 1 stopfound 5 days agoSee prices for these dates
25 Dec – 31 Dec$437Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 2 stops, back nonstopfound 2 days agoSee prices for these dates
26 Dec – 31 Dec$465Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 2 stops, back 1 stopfound 2 days agoSee prices for these dates
27 Dec – 1 Jan 2027$517Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
28 Dec – 31 Dec$426Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
29 Dec – 2 Jan 2027$655Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
4 May 2027 – 11 May 2027$510Alaska AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $392.

November 2026From $392Cheapest seen2 departure dates18 Nov – 21 Nov · found 2 days agoSee prices for these dates
December 2026From $4266 departure dates28 Dec – 31 Dec · found 5 days agoSee prices for these dates
May 2027From $5101 departure date4 May 2027 – 11 May 2027 · found 4 days agoSee prices for these dates

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

Open this tripCheck today's price

Cheapest nonstop one-way

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $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.

$150, the cheapest one-way found recently, sits here in that range of $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

20 Jan 2027: $150, found 4 days ago26 Apr 2027: $203, found 4 days agoJanApr
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Jan 2027$150Frontier AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)1 stopfound 4 days agoOpen this trip
26 Apr 2027$203Sun Country AirlinesBaltimore/Wash International Thurgood Marshall Airport (BWI) → McCarran International Airport (LAS)1 stopfound 4 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $150.

January 2027From $150Cheapest seen1 departure date20 Jan 2027 · found 4 days agoOpen this trip
April 2027From $2031 departure date26 Apr 2027 · found 4 days agoOpen this trip

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.

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
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays 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$211Cheapest seen27
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
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
14–29 days$118$93+30%17
30–59 days$91$63Cheapest seen25
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

See this route

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

See this route

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

See this route

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