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Boston to Cancun BOS → CUN

Logan International Airport (BOS) → Cancun International Airport (CUN)

The cheapest return found recently is $510 with Aeromexico, 18 Feb 2027 – 24 Feb 2027, found yesterday. The cheapest one-way found recently is $185 with Volaris, 13 Mar 2027, found yesterday.

Return

The cheapest return fare on each of 5 departure dates is usually $436 to $510.

Cheapest return found recently

$510

18 Feb 2027 – 24 Feb 2027 · Aeromexico

Logan International Airport (BOS) → Cancun International Airport (CUN)

Leaves 9:30 a.m. · Return leaves 8:38 a.m. · 25 h 17 min of travel, both ways together

out 1 stop, back 1 stop

found yesterday

See prices for these datesCheck today's price

Cheapest nonstop return

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $510 18 Feb 2027 – 24 Feb 2027found yesterdaySee prices for these dates

Cheapest we hold, of any age $357 2 Nov – 12 Novfound 3 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $328 to $430.

At $510, the cheapest return found recently is above that range.

25 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 return price?

Compared with the cheapest return fare on each of 5 departure dates from 2 Nov to 19 Feb 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?

Yes. Among 6-night return fares leaving within 3 days of 18 Feb 2027, 19 Feb 2027 – 25 Feb 2027 costs $436: $74 less than the cheapest found recently.

Aeromexico · Logan International Airport (BOS) → Cancun International Airport (CUN) · out 1 stop, back 1 stop · found 2 days ago

See prices for these datesCheck today's price

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Every date we hold

6 fares on 5 departure dates

2 Nov – 12 Nov: $357, found 3 days ago10 Nov – 17 Nov: $459, found 3 days ago24 Dec – 31 Dec: $768, found 3 days ago18 Feb 2027 – 24 Feb 2027: $510, found yesterday19 Feb 2027 – 25 Feb 2027: $436, found 2 days agoNovDecFeb
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Nov – 12 Nov$357AeromexicoLogan International Airport (BOS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
10 Nov – 17 Nov$459Southwest AirlinesLogan International Airport (BOS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
24 Dec – 31 Dec$768AeromexicoLogan International Airport (BOS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
18 Feb 2027 – 24 Feb 2027$510AeromexicoLogan International Airport (BOS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
19 Feb 2027 – 25 Feb 2027$436AeromexicoLogan International Airport (BOS) → Cancun International Airport (CUN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $357.

November 2026From $357Cheapest seen2 departure dates2 Nov – 12 Nov · found 3 days agoSee prices for these dates
December 2026From $7681 departure date24 Dec – 31 Dec · found 3 days agoSee prices for these dates
February 2027From $4362 departure dates19 Feb 2027 – 25 Feb 2027 · found 2 days agoSee prices for these dates

Airlines on the cheapest dates: Aeromexico, Southwest Airlines.

One-way

Not enough comparable prices yet for a usual one-way price.

Cheapest one-way found recently

$185

13 Mar 2027 · Volaris

Logan International Airport (BOS) → Cancun International Airport (CUN)

Leaves 7:40 a.m. · 51 h 13 min trip

2 stops

found yesterday

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 $185 13 Mar 2027found yesterdayOpen this trip

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 18 days, 1 Oct to 18 Oct, the cheapest one-way we saw each day was $120 to $294.

$185, the cheapest one-way found recently, sits here in that range of $120 to $294.

18 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?

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 13 Mar 2027 to compare.

Every date we hold

2 fares on 2 departure dates

13 Feb 2027: $294, found 4 days ago13 Mar 2027: $185, found yesterdayFebMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
13 Feb 2027$294Air CanadaLogan International Airport (BOS) → Cancun International Airport (CUN)1 stopfound 4 days agoOpen this trip
13 Mar 2027$185VolarisLogan International Airport (BOS) → Cancun International Airport (CUN)2 stopsfound yesterdayOpen this trip

Which month looks cheapest?

March 2027 is the cheapest month — from $185.

February 2027From $2941 departure date13 Feb 2027 · found 4 days agoOpen this trip
March 2027From $185Cheapest seen1 departure date13 Mar 2027 · found yesterdayOpen this trip

Airlines on the cheapest dates: Air Canada, Volaris.

Premium cabin fares from Boston to Cancun

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 Feb 2027 – 24 Feb 2027 in another cabin: Premium economy · Business · First

Today's prices for 13 Mar 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Boston to Cancun?

Return

The cheapest fares were 14 to 29 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 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
14–29 days$345$328Cheapest seen22
30–59 days$357$339+4%20
60–89 days$587$339+70%24
90–179 days$419$385+21%23

One-way

Fares 90 to 179 days before departure were typically 38% lower than 30 to 59 days before departure.

From the cheapest one-way each day between 1 Oct and 18 Oct (18 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
30–59 days$203$203+61%8
60–89 days$198$198+57%7
90–179 days$126$120Cheapest seen13
180+ days$205$205+63%7

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Manchester → Cancun

70 km from Boston

$430

$80 less than flying from Boston

28 Jan 2027 – 1 Feb 2027 · MHT → CUN · out 1 stop, back 2 stops

found 3 days ago

Check today's price

Hartford → Cancun

142 km from Boston

$1,192

$682 more than flying from Boston

28 Dec – 2 Jan 2027 · BDL → CUN · out 1 stop, back 3 stops

found 6 days ago

Check today's price

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

One-way

Manchester → Cancun

70 km from Boston

$205

$20 more than flying from Boston

29 Jan 2027 · MHT → CUN · 1 stop

found 3 days ago

Check today's price

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 Feb 2027 – 24 Feb 2027. 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