Direct (nonstop) flights from New York to Denver

4 airlines fly nonstop from La Guardia (LGA) to Denver International (DEN). It's 1,619 miles (2,606 km), about 4h 30m in the air. Operated by Delta Air Lines, Frontier Airlines, United Airlines and others.

LGA
La Guardia
🇺🇸 New York, USA
DEN
Denver International
🇺🇸 Denver, USA
Flight Time
4h 30m
Distance
1,619 mi
2,606 km
CO₂/pax
274 kg
−35 kg vs. layover
Airlines
4
Delta Air Lines +3
Time Diff
-2h
Operated by Delta Air Lines Delta Air Lines Frontier Airlines Frontier Airlines United Airlines United Airlines Southwest Airlines Southwest Airlines

Route data last updated: May 28, 2026

Airlines with non-stop flights

Delta Air Lines DL Delta Air Lines
Route
LGA → DEN
Flight Time
4h 30m
Distance
1,619 mi
Frontier Airlines F9 Frontier Airlines
Route
LGA → DEN
Flight Time
4h 30m
Distance
1,619 mi
United Airlines UA United Airlines
Route
LGA → DEN
Flight Time
4h 30m
Distance
1,619 mi
Southwest Airlines WN Southwest Airlines
Route
LGA → DEN
Flight Time
4h 30m
Distance
1,619 mi

Alternative Routes

Other ways to fly from New York to Denver with one stop · direct emits 274 kg CO₂ per passenger

LGA BUF (Buffalo) DEN
Leg 1: 1h 32m (291 mi) Leg 2: 3h 35m (1,359 mi) Total: ~5h 7m 🍃 309 kg CO₂ (+13% vs. direct)
Leg 1
LGA → BUF
1h 32m · 291 mi
View LGA to BUF flights →
Leg 2
BUF → DEN
3h 35m · 1,359 mi
View BUF to DEN flights →
LGA PIT (Pittsburgh) DEN
Leg 1: 1h 39m (336 mi) Leg 2: 3h 30m (1,289 mi) Total: ~5h 9m 🍃 305 kg CO₂ (+11% vs. direct)
Leg 1
LGA → PIT
1h 39m · 336 mi
View LGA to PIT flights →
Leg 2
PIT → DEN
3h 30m · 1,289 mi
View PIT to DEN flights →
LGA MDW (Chicago) DEN
Leg 1: 2h 30m (725 mi) Leg 2: 2h 40m (896 mi) Total: ~5h 10m 🍃 325 kg CO₂ (+19% vs. direct)
Leg 1
LGA → MDW
2h 30m · 725 mi
View LGA to MDW flights →
Leg 2
MDW → DEN
2h 40m · 896 mi
View MDW to DEN flights →
LGA GRR (Grand Rapids) DEN
Leg 1: 2h 16m (618 mi) Leg 2: 2h 54m (1,014 mi) Total: ~5h 10m 🍃 310 kg CO₂ (+13% vs. direct)
Leg 1
LGA → GRR
2h 16m · 618 mi
View LGA to GRR flights →
Leg 2
GRR → DEN
2h 54m · 1,014 mi
View GRR to DEN flights →
LGA CLE (Cleveland) DEN
Leg 1: 1h 51m (418 mi) Leg 2: 3h 20m (1,201 mi) Total: ~5h 11m 🍃 305 kg CO₂ (+11% vs. direct)
Leg 1
LGA → CLE
1h 51m · 418 mi
View LGA to CLE flights →
Leg 2
CLE → DEN
3h 20m · 1,201 mi
View CLE to DEN flights →

Looking for the return flight?

DEN → LGA: Flights from Denver to New York

Frequently Asked Questions

How long is the direct flight from New York to Denver?

A nonstop flight from New York (LGA) to Denver (DEN) takes approximately 4 hours and 30 minutes. The distance is 1,619 miles (2,606 km).

Which airlines fly nonstop from New York to Denver?

4 airlines: Delta Air Lines, Frontier Airlines, United Airlines, Southwest Airlines.

Is there a nonstop flight from New York to Denver?

Yes. 4 airlines: Delta Air Lines, Frontier Airlines, United Airlines, Southwest Airlines.

How far is New York from Denver?

The flight distance from New York to Denver is 1,619 miles (2,606 km), measured as the great-circle (shortest air) distance.

What type of aircraft flies from New York to Denver?

At 4h 30m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.

What is the carbon footprint of a flight from New York to Denver?

Roughly 274 kg CO2 per passenger one-way. That's about the same as driving 1,370 km.

Is the return flight from Denver to New York also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from New York to Denver?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at La Guardia for this flight?

1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.