DEN → BOSDenver to Boston

live

Direct flights from Denver (DEN) to Boston (BOS): 28 nonstop departures observed each week across 4 airlines. 82% of the last 17 operated flights arrived within 15 minutes of schedule. The median arrival is 4 minutes early. No cancellations were recorded across the 17 tracked flights. The nonstop covers 2,816 km, an estimated 4 hours 7 minutes in the air. Measured by Pro Flight Search from live flight boards at Denver and Boston. Updated 20 October 2026 at 18:32 UTC.

Today, DEN → BOS

Tue 20 Oct · local times
UA1232United AirlinesIn the air, 57 min late

Left DEN at 10:48, 57 min after its 09:51 slot.

Landing
16:41BOS board estimate · sched 15:56
Track UA1232 →
WN158Southwest AirlinesIn the air, 23 min late

Left DEN at 11:13, 23 min after its 10:50 slot.

Landing
16:49BOS board estimate · sched 16:45
Track WN158 →
  1. 06:15 WN1462Southwest Airlines Left 06:12 ·
  2. 07:45 UA558United Airlines Left 07:35 Landed 13:21 −26
  3. 09:51 UA1232United Airlines Left 10:48 +57 BOS est. 16:41 +45In the air · sched 15:56
  4. 10:50 WN158Southwest Airlines Left 11:13 +23 BOS est. 16:49In the air · sched 16:45
  5. 11:28 DL499Delta Air Lines Left 11:27 BOS est. 17:36In the air · sched 17:32
  6. 12:43 B6394JetBlue On scheduleGate A37 BOS est. 18:41sched 18:58
  7. 13:55 UA597United On scheduleGate B27 BOS est. 19:49sched 20:00
  8. 14:00 B6994JetBlue On scheduleGate A37 BOS est. 20:08sched 20:41
  9. 15:45 UA1912United On scheduleGate B27 BOS 21:49scheduled
  10. 17:52 UA1356United On scheduleGate B31 BOS 23:59scheduled
  11. 18:00 WN2502Southwest On scheduleGate C55 BOS 23:55scheduled

Checked DEN board 12:32 · BOS board 14:29

DEN Denver smooth · +0
BOS Boston smooth · +0
2,816 km · ~4h 07m est.
dep bank 06:15–23:5928x weekly
Runs reliable · 4 airlines · 28x weekly · nonstop
82% on time

of the last 17 operated DEN → BOS flights arrived within 15 minutes

Median arrival delay is −4 min. 0 of 17 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−4 minacross the last 17 operated legs
Flight time~4h 07mestimated from route distance
Weekly departures28x4 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 17

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air LinesJetBlue AirwaysSouthwest AirlinesUnited Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Delta Air LinesDL

Flights DL499 11:28 daily

JetBlue AirwaysB6

Flights B6394 12:43 daily · B6994 14:00 daily

Southwest AirlinesWN80% on time

Flights WN1462 06:15 Tu We · WN3559 10:25 Su · WN158 10:50 Tu We · WN1553 11:00 Mo Th Fr

United AirlinesUA75% on time

Flights UA558 07:45 daily · UA1232 09:51 daily · UA597 13:55 daily · UA1356 17:52 daily

History

operated legs · board outcomes
10-20DL499dep −1 → arr+4
10-20UA1232dep +57 → arr+45
10-20UA558dep −10 → arr−26
10-20WN1462departed−3
10-20WN158dep +23 → arr+4
10-19B6394departed−11
10-19B6994departed−5
10-19DL499departed−9
10-19UA1232departed−6
10-19UA1356departed−4
10-19UA1912departed+38
10-19UA2656dep −8 → arr−10
10-19UA558departed−6
10-19UA597departed−8
10-19WN1553departed+2
10-19WN1555departed+6
10-19WN4524departed+16

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
DENDenver +0 min smooth 🌤 mostly cloudy · N 5 kt Full DEN delay board →
BOSBoston +0 min smooth 🌤 scattered clouds · NNE 18 kt Full BOS delay board →

Weather lens

Current conditions put the pressure at DEN and BOS: 45% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Denver to Boston route actually runs

Pro Flight Search records official board updates for nonstop DEN to BOS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Denver (DEN) to Boston (BOS) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/DEN-BOS
How we measure this →

DEN to BOS questions

Is DEN–BOS running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on DEN–BOS?

Operators schedule morning departures around 06:15 and evening departures around 17:15 from DEN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.

How long is the flight from DEN to BOS?

Great-circle distance is 2,816 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 229–271 min gate-to-gate on this route.

How often does DEN–BOS fly?

4 carriers operate this route, around 75 flights a week between them. Compare carrier days and times in the airline list above.