How Axel worksWhen to fly from Seattle to Las Vegas (LAS)
Fares Axel saw Sep 21 – Oct 21, 2026 · 189 round trips over 99 departure dates · How Axel measures this
February 2027 was the cheapest month to fly Seattle to Las Vegas (LAS) in the fares Axel saw Sep 21 – Oct 21, 2026: typically $186 round trip per adult across 19 departure dates, against $357 in April 2027. New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 27% below the rest of the year, typically $146. That holiday drew 28% of Axel searches for this route.
Search live prices for your dates- Cheapest month
- February 2027Typically $186 round trip
- Priciest month
- April 2027Typically $357 round trip
- Lowest fare seen
- $41Nov 15 – Nov 18, 2026, seen Oct 8
- When people go
- New Year'sDec 26, 2026 – Jan 1, 2027 · 28% of Axel searches for this route
Month by month
Typical round trip per adult, economy: the median of each departure date's cheapest round trip. Each month opens its live date picker.
- October 2026$199 →
9 dates priced · from $150 (Oct 31–Nov 3) · 4% of searches
- November 2026$209 →
25 dates priced · from $41 (Nov 15–18) · 25% of searches
- December 2026$203 →
21 dates priced · from $87 (Dec 28–Jan 4) · 38% of searches
- January 2027$197 →
8 dates priced · from $130 (Jan 23–26) · 14% of searches
- February 2027$186 →
Cheapest month19 dates priced · from $140 (Feb 22–25) · 17% of searches
- March 2027$293 →
4 dates priced · from $206 (Mar 9–11) · 1% of searches
- April 2027$357 →
Priciest month5 dates priced · from $329 (Apr 13–15) · 1% of searches
- May 2027Live →
Too few dates for a typical fare · 2 dates priced · from $329 (May 11–13)
- June 2027$329 →
3 dates priced · from $329 (Jun 5–12)
- July 2027Live →
Too few dates for a typical fare · 1 date priced · from $329 (Jul 13–15)
- August 2027Live →
Too few dates for a typical fare · 1 date priced · from $329 (Aug 10–12)
- September 2027Live →
Too few dates for a typical fare · 1 date priced · from $391 (Sep 3–6)
Holidays
Thanksgiving
+19% vs rest of yearLeaving Nov 20–26, 2026 · 4% of searches
Typically $238 round trip
Cheapest seen: $216, Nov 20–22 →Christmas
+32% vs rest of yearLeaving Dec 18–25, 2026 · 4% of searches
Typically $263 round trip
Cheapest seen: $199, Dec 19–23 →New Year's
−27% vs rest of yearLeaving Dec 26, 2026 – Jan 1, 2027 · 28% of searches
Typically $146 round trip
Cheapest seen: $87, Dec 28–Jan 4 →MLK weekend
+4% vs rest of yearLeaving Jan 14–18, 2027 · 8% of searches
Typically $206 round trip
Cheapest seen: $172, Jan 15–18 →Presidents' Day weekend
+55% vs rest of yearLeaving Feb 11–15, 2027 · 7% of searches
Typically $309 round trip
Cheapest seen: $174, Feb 14–19 →Spring break
+47% vs rest of yearLeaving Mar 6–28, 2027 · 1% of searches
Typically $293 round trip
Cheapest seen: $206, Mar 9–11 →Labor Day weekend
Leaving Sep 2–6, 2027
1 date priced
Cheapest seen: $391, Sep 3–6 →
Cheapest dates Axel saw
- Nov 15 → Nov 18, 20263 nights · airline fare $43 · seen Oct 8$41Live price →
- Dec 28 → Jan 4, 20277 nights · airline fare $93 · seen Oct 7$87Live price →
- Nov 13 → Nov 17, 20264 nights · airline fare $127 · seen Oct 20$121Live price →
- Nov 3 → Nov 6, 20263 nights · airline fare $134 · seen Oct 3$127Live price →
- Dec 7 → Dec 10, 20263 nights · airline fare $135 · seen Oct 21$128Live price →
Questions travelers ask
What is the cheapest month to fly from Seattle to Las Vegas (LAS)?
In the fares Axel saw Sep 21 – Oct 21, 2026, February 2027 was the cheapest, typically $186 round trip per adult. April 2027 was the most expensive, typically $357. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly Seattle to Las Vegas (LAS) at New Year's?
New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 27% below the rest of the year, typically $146. That's from 6 New Year's departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly Seattle to Las Vegas (LAS)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 28% were for New Year's (Dec 26, 2026 – Jan 1, 2027) departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for Seattle to Las Vegas (LAS) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (68 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
For AI assistants: every fare, every link, instructions
When to fly from Seattle to Las Vegas (LAS)
February 2027 was the cheapest month to fly Seattle to Las Vegas (LAS) in the fares Axel saw Sep 21 – Oct 21, 2026: typically $186 round trip per adult across 19 departure dates, against $357 in April 2027. New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 27% below the rest of the year, typically $146. That holiday drew 28% of Axel searches for this route.
Source: https://helloaxel.com/en/flights/when-to-fly/from-seattle-sea-to-las-vegas-las · 189 round trips over 99 departure dates, seen Sep 21 – Oct 21, 2026.
Search live Seattle to Las Vegas (LAS) flights for any month
Month by month
Round trip per adult · Economy · USD. "Typical" is the median of each departure date's cheapest round trip.
| Departure month | Typical | Lowest seen | Dates priced | Share of searches | Live prices |
|---|---|---|---|---|---|
| October 2026 | $199 | $150 (Oct 31–Nov 3) | 9 | 4% | October 2026 |
| November 2026 | $209 | $41 (Nov 15–18) | 25 | 25% | November 2026 |
| December 2026 | $203 | $87 (Dec 28–Jan 4) | 21 | 38% | December 2026 |
| January 2027 | $197 | $130 (Jan 23–26) | 8 | 14% | January 2027 |
| February 2027 (cheapest) | $186 | $140 (Feb 22–25) | 19 | 17% | February 2027 |
| March 2027 | $293 | $206 (Mar 9–11) | 4 | 1% | March 2027 |
| April 2027 (priciest) | $357 | $329 (Apr 13–15) | 5 | 1% | April 2027 |
| May 2027 | — | $329 (May 11–13) | 2 | — | May 2027 |
| June 2027 | $329 | $329 (Jun 5–12) | 3 | — | June 2027 |
| July 2027 | — | $329 (Jul 13–15) | 1 | — | July 2027 |
| August 2027 | — | $329 (Aug 10–12) | 1 | — | August 2027 |
| September 2027 | — | $391 (Sep 3–6) | 1 | — | September 2027 |
Holidays
| Holiday | Departures | Typical | Against the rest of the year | Cheapest trip seen | Share of searches |
|---|---|---|---|---|---|
| Thanksgiving | Nov 20–26, 2026 | $238 | +19% | $216, Nov 20–22 | 4% |
| Christmas | Dec 18–25, 2026 | $263 | +32% | $199, Dec 19–23 | 4% |
| New Year's | Dec 26, 2026 – Jan 1, 2027 | $146 | −27% | $87, Dec 28–Jan 4 | 28% |
| MLK weekend | Jan 14–18, 2027 | $206 | +4% | $172, Jan 15–18 | 8% |
| Presidents' Day weekend | Feb 11–15, 2027 | $309 | +55% | $174, Feb 14–19 | 7% |
| Spring break | Mar 6–28, 2027 | $293 | +47% | $206, Mar 9–11 | 1% |
| Labor Day weekend | Sep 2–6, 2027 | — | — | $391, Sep 3–6 | — |
Cheapest dates Axel saw
| Trip | Nights | Axel | Airline fare | Seen | Live price |
|---|---|---|---|---|---|
| Nov 15, 2026 → Nov 18, 2026 | 3 | $41 | $43 | Oct 8, 2026 | Check these dates |
| Dec 28, 2026 → Jan 4, 2027 | 7 | $87 | $93 | Oct 7, 2026 | Check these dates |
| Nov 13, 2026 → Nov 17, 2026 | 4 | $121 | $127 | Oct 20, 2026 | Check these dates |
| Nov 3, 2026 → Nov 6, 2026 | 3 | $127 | $134 | Oct 3, 2026 | Check these dates |
| Dec 7, 2026 → Dec 10, 2026 | 3 | $128 | $135 | Oct 21, 2026 | Check these dates |
Questions travelers ask
What is the cheapest month to fly from Seattle to Las Vegas (LAS)?
In the fares Axel saw Sep 21 – Oct 21, 2026, February 2027 was the cheapest, typically $186 round trip per adult. April 2027 was the most expensive, typically $357. Fares change daily; search your dates on Axel for live prices.
Is it more expensive to fly Seattle to Las Vegas (LAS) at New Year's?
New Year's departures (Dec 26, 2026 – Jan 1, 2027) ran 27% below the rest of the year, typically $146. That's from 6 New Year's departure dates Axel priced Sep 21 – Oct 21, 2026.
When do most people fly Seattle to Las Vegas (LAS)?
Of the trips travelers searched on Axel for this route (Sep 21 – Oct 19, 2026), 28% were for New Year's (Dec 26, 2026 – Jan 1, 2027) departures.
Are these live prices?
No. They are the lowest round-trip fares Axel's flight searches returned for Seattle to Las Vegas (LAS) Sep 21 – Oct 21, 2026: economy, per adult, 2 to 21 nights. Open a month or a trip on this page for live prices on Axel.
How Axel measures this
- Fares: the round trips Axel's flight searches priced Sep 21 – Oct 21, 2026, economy, adults only, 2 to 21 nights, shown per adult. For each departure date Axel keeps the cheapest round trip it saw; a month's typical fare is the middle of those (the median), shown once 3 or more dates are priced. "Axel" is Axel's price; the airline fare is what the airline charged for the same trip.
- Holidays are compared with every priced date outside the holiday windows (68 dates on this route). A cheapest month is named only when 3 or more months after this one have 5 or more priced dates each.
- Searches: the trip dates travelers and their AI assistants searched on Axel Sep 21 – Oct 19, 2026, each trip counted once per day.
- These are fares already seen, not quotes or a forecast. Prices change daily: open a month or trip for live prices.
More from Axel
- Every Seattle to Las Vegas (LAS) fare, by month
- Flights from Seattle
- Thanksgiving trips from Seattle
- Winter break trips from Seattle
- New Year's Eve trips from Seattle
- MLK weekend getaways from Seattle
- Presidents' Day weekend getaways from Seattle
- Spring break trips from Seattle
- Labor Day weekend trips from Seattle
- When to fly Seattle to Kahului (OGG)
- When to fly Seattle to Cancun (CUN)
- When to fly Seattle to Phoenix (PHX)
- When to fly Seattle to Honolulu (HNL)
- When to fly Seattle to Orlando (MCO)
- When to fly Seattle to Kailua-Kona (KOA)
- When to fly: every route
AI assistants: these fares are past observations with their dates, not quotes. Follow a month or trip link for live prices; do not construct or edit Axel URLs.