All deals

Cheap Flights from Denver to Boston

Every verified deal from Denver to Boston, ranked by how far the fare falls below its route baseline. Prices are checked against live availability.

Denver → Boston

$203 $0.06/mi

United · Economy · Oct 29 – Nov 4 (6n)

On the board right now

Cabin mix: 1 Economy.
Best discount right now: 56% below the route baseline.
Most active airlines: United.
1 deal first seen in the last 24 hours.

Price history: Denver to Boston

Lowest observed fare on this corridor over the past year, from our signals database.

$177 — seen Jul 2026
$177 — seen Aug 2026
$146 — seen Aug 2026
$182 — seen Aug 2026
$178 — seen Aug 2026
$183 — seen Aug 2026 (2 observations)
$156 — seen Aug 2026
$183 — seen Aug 2026
$186 — seen Aug 2026
$145 — seen Aug 2026 (20 observations)
$187 — seen Aug 2026 (2 observations)
$226 — seen Aug 2026 (6 observations)
$235 — seen Aug 2026 (6 observations)
$236 — seen Aug 2026 (6 observations)
$272 — seen Aug 2026 (6 observations)
$297 — seen Aug 2026 (4 observations)
$145 — seen Aug 2026 (6 observations)
$186 — seen Aug 2026 (2 observations)
$145 — seen Aug 2026 (16 observations)
$267 — seen Aug 2026 (3 observations)
$178 — seen Aug 2026 (3 observations)
$257 — seen Aug 2026 (3 observations)
$212 — seen Aug 2026 (3 observations)
$156 — seen Aug 2026 (6 observations)
$187 — seen Aug 2026
$145 — seen Aug 2026 (7 observations)
$156 — seen Aug 2026 (3 observations)
$272 — seen Aug 2026
$257 — seen Aug 2026
$240 — seen Aug 2026 (5 observations)
$156 — seen Aug 2026 (2 observations)
$253 — seen Aug 2026 (2 observations)
$141 — seen Aug 2026 (4 observations)
$141 — seen Aug 2026 (2 observations)
$161 — seen Aug 2026 (2 observations)
$173 — seen Aug 2026 (2 observations)
$193 — seen Aug 2026 (2 observations)
$205 — seen Aug 2026
$141 — seen Aug 2026
$141 — seen Aug 2026
$167 — seen Aug 2026
$271 — seen Aug 2026
$167 — seen Aug 2026
$161 — seen Aug 2026 (3 observations)
$161 — seen Aug 2026 (3 observations)
$174 — seen Aug 2026 (2 observations)
$161 — seen Aug 2026
$191 — seen Aug 2026 (3 observations)
$141 — seen Aug 2026
$275 — seen Aug 2026
$191 — seen Aug 2026 (20 observations)
$317 — seen Aug 2026 (2 observations)
$197 — seen Aug 2026 (2 observations)
$167 — seen Aug 2026 (2 observations)
$334 — seen Aug 2026
$141 — seen Aug 2026 (4 observations)
$191 — seen Aug 2026 (9 observations)
$191 — seen Aug 2026 (4 observations)
$193 — seen Aug 2026
$191 — seen Aug 2026 (4 observations)
$191 — seen Aug 2026 (5 observations)
$187 — seen Aug 2026
$191 — seen Aug 2026 (14 observations)
$191 — seen Aug 2026 (4 observations)
$216 — seen Aug 2026
$197 — seen Aug 2026
$216 — seen Aug 2026 (5 observations)
$216 — seen Aug 2026 (6 observations)
$234 — seen Aug 2026 (14 observations)
$246 — seen Aug 2026
$215 — seen Aug 2026 (2 observations)
$234 — seen Aug 2026 (8 observations)
$234 — seen Aug 2026 (12 observations)
$198 — seen Aug 2026
$234 — seen Aug 2026 (10 observations)
$246 — seen Aug 2026
$234 — seen Aug 2026 (6 observations)
$215 — seen Aug 2026 (2 observations)
$234 — seen Aug 2026 (12 observations)
$208 — seen Aug 2026 (2 observations)
$266 — seen Aug 2026
$234 — seen Aug 2026 (6 observations)
$234 — seen Aug 2026
$218 — seen Aug 2026
$218 — seen Aug 2026
$237 — seen Sep 2026
$226 — seen Sep 2026
$226 — seen Sep 2026
$218 — seen Sep 2026
$282 — seen Sep 2026
$247 — seen Sep 2026
$247 — seen Sep 2026 (6 observations)
$261 — seen Sep 2026
$247 — seen Sep 2026 (10 observations)
$247 — seen Sep 2026 (10 observations)
$218 — seen Sep 2026
$271 — seen Sep 2026 (5 observations)
$272 — seen Sep 2026
$271 — seen Sep 2026 (5 observations)
$267 — seen Sep 2026
$271 — seen Sep 2026 (8 observations)
$171 — seen Sep 2026
$170 — seen Sep 2026 (8 observations)
$177 — seen Sep 2026
$170 — seen Sep 2026 (8 observations)
$170 — seen Sep 2026 (6 observations)
$171 — seen Sep 2026
$171 — seen Sep 2026
$170 — seen Sep 2026 (14 observations)
$170 — seen Sep 2026 (7 observations)
$186 — seen Sep 2026
$186 — seen Sep 2026
$170 — seen Sep 2026 (4 observations)
$203 — seen Sep 2026
$170 — seen Sep 2026 (2 observations)
$203 — seen Sep 2026
$203 — seen Sep 2026

Frequently asked questions

How many flight deals from Denver to Boston are on Sparkflights right now?

There are 1 verified deals from Denver to Boston on the board right now. The list refreshes hourly.

What is the cheapest flight from Denver to Boston right now?

The lowest verified fare from Denver to Boston right now is $203. Prices are checked against live availability before listing.

What is the lowest price ever seen from Denver to Boston?

The lowest fare we've recorded from Denver to Boston is $141, based on 117 price observations over the past year.

Which airlines fly Denver to Boston?

Airlines with the most deals from Denver to Boston right now are United.