Boise to Denver (BOI–DEN) — Airlines, Schedules & Connections

BOI Airport Page →
648 mi airlines charter/private 99/wk
On-time Some delays Frequent delays
Flight Schedule 40 flights Verified 55m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AC3219cs
AC Air Canada
E75L
5:00 AM
MDT
7:05 AM
MDT
2h 5m
M T W T F S S
Prices
UA5924+1
UA United
E75L
5:34 AM
MDT
7:20 AM
MDT
1h 46m
M T W T F S S
Prices
AC5219cs
AC Air Canada
739
6:30 AM
MDT
8:29 AM
MDT
1h 59m
M T W T F S S
Prices
UA1782+1
UA United
739
6:30 AM
MDT
8:29 AM
MDT
1h 59m
M T W T F S S
Prices
WN698
WN Southwest
738
7:20 AM
MDT
9:10 AM
MDT
1h 50m
M T W T F S S
Prices
UA6041+1
UA United
E7W
10:20 AM
MDT
12:27 PM
MDT
2h 7m
M T W T F S S
Prices
WN699
WN Southwest
738
10:25 AM
MDT
12:20 PM
MDT
1h 55m
M T W T F S S
Prices
UA4656
UA United
E7W
10:38 AM
MDT
12:45 PM
MDT
2h 7m
M T W T F S S
Prices
AC3217cs
AC Air Canada
320
10:41 AM
MDT
12:41 PM
MDT
2h
M T W T F S S
Prices
UA517+1
UA United
319
10:41 AM
MDT
12:41 PM
MDT
2h
M T W T F S S
Prices
WN8506
WN Southwest
11:15 AM
MDT
3:30 PM
MDT
4h 15m
M T W T F S S
Prices
F93934+1
F9 Frontier
321
1:25 PM
MDT
3:48 PM
MDT
2h 23m
M T W T F S S
Prices
Y42685cs
Y4 Volaris
321
1:33 PM
MDT
3:49 PM
MDT
2h 16m
M T W T F S S
Prices
WN418
WN Southwest
73H
1:55 PM
MDT
3:50 PM
MDT
1h 55m
M T W T F S S
Prices
UA2173+2
UA United
738
2:40 PM
MDT
4:39 PM
MDT
1h 59m
M T W T F S S
Prices
WN700
WN Southwest
7S7
3:15 PM
MDT
5:05 PM
MDT
1h 50m
M T W T F S S
Prices
WN322
WN Southwest
7S7
3:55 PM
MDT
5:55 PM
MDT
2h
M T W T F S S
Prices
UA2395+1
UA United
738
5:46 PM
MDT
7:45 PM
MDT
1h 59m
M T W T F S S
Prices
CM1190cs
CM Copa
738
5:46 PM
MDT
7:45 PM
MDT
1h 59m
M T W T F S S
Prices
UA4718
UA United
E7W
7:45 AM
MDT
9:53 AM
MDT
2h 8m
37%
M T W T F S S
Prices
UA4765
UA United
E7W
7:45 AM
MDT
9:53 AM
MDT
2h 8m
37%
M T W T F S S
Prices
WN818
WN Southwest
7M8
7:45 AM
MDT
9:45 AM
MDT
2h
24%
M T W T F S S
Prices
AC3218cs
AC Air Canada
320
7:45 AM
MDT
9:45 AM
MDT
2h
29%
M T W T F S S
Prices
UA1464+1
UA United
319
7:45 AM
MDT
9:45 AM
MDT
2h
37%
M T W T F S S
Prices
WN246
WN Southwest
7S7
7:50 AM
MDT
9:50 AM
MDT
2h
24%
M T W T F S S
Prices
WN1070
WN Southwest
737
8:00 AM
MDT
10:05 AM
MDT
2h 5m
24%
M T W T F S S
Prices
UA8169
UA United
8:06 AM
MDT
9:38 AM
MDT
1h 32m
37%
M T W T F S S
Prices
F93933
F9 Frontier
321
10:29 AM
MDT
12:30 PM
MDT
2h 1m
46%
M T W T F S S
Prices
UA2255
UA United
738
11:35 AM
MDT
1:34 PM
MDT
1h 59m
37%
M T W T F S S
Prices
UA8155
UA United
11:50 AM
MDT
1:19 PM
MDT
1h 29m
37%
M T W T F S S
Prices
WN3755
WN Southwest
B38M
1:05 PM
MDT
3:00 PM
MDT
1h 55m
24%
M T W T F S S
Prices
WN609
WN Southwest
7S7
1:25 PM
MDT
3:20 PM
MDT
1h 55m
24%
M T W T F S S
Prices
WN1491
WN Southwest
738
1:27 PM
MDT
3:14 PM
MDT
1h 47m
24%
M T W T F S S
Prices
WN4669
WN Southwest
7M8
1:30 PM
MDT
3:25 PM
MDT
1h 55m
24%
M T W T F S S
Prices
AC3216cs
AC Air Canada
320
3:55 PM
MDT
5:56 PM
MDT
2h 1m
29%
M T W T F S S
Prices
UA2602+1
UA United
320
4:42 PM
MDT
6:36 PM
MDT
1h 54m
37%
M T W T F S S
Prices
UA2014+2
UA United
739
7:34 PM
MDT
9:35 PM
MDT
2h 1m
37%
M T W T F S S
Prices
UA5923+2
UA United
E75L
8:25 PM
MDT
10:37 PM
MDT
2h 12m
37%
M T W T F S S
Prices
CM1029cs
CM Copa
E75L
8:25 PM
MDT
10:37 PM
MDT
2h 12m
46%
M T W T F S S
Prices
WN3806
WN Southwest
738
8:55 PM
MDT
10:55 PM
MDT
2h
24%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
SLC Salt Lake City 3h 38m AMDLKE 2IACAF Salt Lake City (SLC) to Denver flights
SMF Sacramento 4h 30m ASWN ACCMF9 Sacramento (SMF) to Denver flights
LAS Las Vegas 4h 33m ASLXJWN ACCMF9 Las Vegas (LAS) to Denver flights
GEG Spokane 4h 38m AS CMF9UA Spokane (GEG) to Denver flights
PHX Phoenix 4h 42m AAASPD AAACAS Phoenix (PHX) to Denver flights
PDX Portland 4h 42m ASBA ASCMF9 Portland (PDX) to Denver flights
SJC San Jose 5h 3m ASWN ACCMUA San Jose (SJC) to Denver flights
SEA Seattle 5h 13m AFAMAS ASAYCM Seattle (SEA) to Denver flights
OAK Oakland 5h 25m WN WN Oakland (OAK) to Denver flights
SFO San Francisco 5h 31m ACASCM ACAVEK San Francisco (SFO) to Denver flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Boise to Denver
4 carriers, 99 flights/week nonstop.
4 Airlines 648 mi 1h 59m nonstop

BOI–DEN is served by 4 airlines with nonstop service. United Airlines, Southwest Airlines and Frontier lead the route. The flight covers 648 miles in approximately 1h 59m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop BOI–DEN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines Also: AC, CM 42 319, 738, 739, E75L, E7W 1h46-2h07 100% Star Alliance AC, CM
WN Southwest Airlines 23 738, 73H, 7S7 1h50-4h15 100%
F9 Frontier Also: Y4 3 321 2h23 100% Y4
OO SkyWest Airlines 1 100%
Aircraft on this route
319 Airbus A319 – UA
320 Airbus A320 – AC
321 Airbus A321 – F9, Y4
738 Boeing 737-800 – CM, UA, WN
739 Boeing 737-900 – AC, UA
73H Boeing 737-800 (Winglets) – WN
7S7 Boeing 737 MAX 7 – WN
E75L Embraer E175 Long Wing – AC, UA
E7W Embraer E175 – UA
Alliance coverage
Star Alliance: UA (42 flights/wk, 61%)
Unaffiliated: F9 + OO + WN (27 flights/wk, 39%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, BOI to DEN direction.
Mon
14
flights
Tue
15
flights
Wed
13
flights
Thu
15
flights
Fri
13
flights
Sat
14
flights
Sun
15
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
19
Nonstop flights
99
Outbound / wk
91
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BOI to DEN.
1-STOP
One-Stop Connections
38
Hubs
~3h
Fastest
~15h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,798
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
BOI → DEN
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
94%
Return
DEN → BOI
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. BOI delays → DEN delays →

Other ways to reach Denver from Boise

Nearby airports with service to Denver International Airport.
Metric BOI→DEN SUN→DEN
Distance from BOI 97 mi
Nonstop airlines 4 4
Weekly flights 99 15
Flight time 1h 59m 1h 45m
Departure OTP 100%
Airports within 200 miles of BOI with service to Denver International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Denver is 0 hours the same as Boise.
BOI: MDT · DEN: MDT

When it's 6:00 PM in Boise, it's 6:00 PM in Denver.
Distance & Flight Time
648 mi / 1,042 km
Nonstop flight time is approximately 1h 59m gate to gate.
Getting from DEN

RTD A Line runs to Denver Union Station (37 min, $10.50) with connections to light rail and bus routes. Taxis have meters; expect $55–65 to downtown.DEN's tent-roof Jeppesen Terminal is a single building; all three concourses connect via the underground automated train. Rental cars are on level 5. For ski resorts, shuttle services depart from Ground Transportation.

Denver Climate

Semi-arid with 300+ days of sunshine. Summers are dry and warm (27–34°C) with afternoon thunderstorms that produce dramatic but brief delays. Winters bring cold temperatures (−8 to 5°C) and heavy blizzards that can shut down ground operations.

Spring snowstorms can be heavier than midwinter ones. Altitude (5,430 ft) means low humidity year-round; stay hydrated.

BOI–DEN Quick Facts

Key statistics for the Boise to Denver route.
Route details
Distance648 mi / 1,042 km
Flight time1h 59m
Time difference0 hours
Airlines (nonstop)4
Weekly flights99 out / 91 return
1-stop connectionsAvailable
Origin: BOI
IATA / ICAOBOI / KBOI
TimezoneAmerica/Boise
Passengers/yr5.0M
Elevation2,871 ft / 875 m
Destination: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m

Frequently Asked Questions

Common questions about BOI to DEN flights.
Nonstop flights from Boise Air Terminal/Gowen Field to Denver International Airport take about 1h 59m gate to gate. The route covers 648 miles.
4 airlines operate flights from BOI to DEN: United Airlines, Southwest Airlines, Frontier and SkyWest Airlines.
This route has frequent daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Salt Lake City, Sacramento and Harry Reid.
Yes, return flights from DEN to BOI are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include SUN. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from BOI to DEN

Boise Air Terminal/Gowen Field (BOI) and Denver International Airport (DEN) are connected by nonstop service from United Airlines, Southwest Airlines, Frontier and SkyWest Airlines. With 99 weekly departures, this is a heavily served route.

BOI to DEN Flight Duration and Schedule

Nonstop flight time from BOI to DEN is about 1 hours 59 minutes gate to gate. The route covers a distance of 648 miles (1,042 km). There are approximately 99 weekly flights outbound and 91 return, totaling 190 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Salt Lake City, Sacramento and Harry Reid. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Hailey (SUN).