Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Montana to Buffalo from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Buffalo departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Montana to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:51 pm - 11:08 pm
BIL
-
BUF
7h 17m
1 stop
American Airlines Logo
1:45 pm - 10:43 pm
BUF
-
BIL
10h 58m
2 stops
$334American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
6:00 am - 9:34 pm
BIL
-
BUF
13h 34m
2 stops
American Airlines Logo
10:44 am - 10:43 pm
BUF
-
BIL
13h 59m
2 stops
$339American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
1:51 pm - 11:08 pm
BIL
-
BUF
7h 17m
1 stop
American Airlines Logo
10:44 am - 10:43 pm
BUF
-
BIL
13h 59m
2 stops
$344American Airlines
Sat, Apr 18 - Sat, Apr 25
United Airlines Logo
2:40 pm - 11:10 pm
BZN
-
BUF
6h 30m
1 stop
United Airlines Logo
7:00 am - 11:29 am
BUF
-
BZN
6h 29m
1 stop
$358United Airlines
Thu, Apr 23 - Sun, Apr 26
Delta Logo
6:24 am - 7:39 pm
BIL
-
BUF
11h 15m
2 stops
Delta Logo
12:50 pm - 10:24 pm
BUF
-
BIL
11h 34m
2 stops
$364Delta
Sat, Apr 18 - Sat, Apr 25
Delta Logo
6:20 pm - 11:01 am
GTF
-
BUF
14h 41m
2 stops
Delta Logo
4:03 pm - 10:29 pm
BUF
-
GTF
8h 26m
2 stops
$369Delta
Tue, Apr 21 - Sat, Apr 25
Southwest Logo
1:35 pm - 9:10 pm
BZN
-
BUF
5h 35m
1 stop
Southwest Logo
8:00 am - 12:30 pm
BUF
-
BZN
6h 30m
1 stop
$435Southwest
Thu, Sep 10 - Sun, Sep 13
Southwest Logo
1:35 pm - 9:10 pm
BZN
-
BUF
5h 35m
1 stop
Southwest Logo
6:20 am - 1:35 pm
BUF
-
BZN
9h 15m
2 stops
$440Southwest
Thu, Sep 10 - Sun, Sep 13
United Airlines Logo
2:30 pm - 11:10 pm
GTF
-
BUF
6h 40m
1 stop
United Airlines Logo
8:30 am - 1:31 pm
BUF
-
GTF
7h 01m
1 stop
$458United Airlines
Tue, Apr 21 - Sat, Apr 25
Alaska Airlines Logo
4:43 pm - 10:19 am
HLN
-
BUF
15h 36m
2 stops
Alaska Airlines Logo
6:00 am - 4:49 pm
BUF
-
HLN
12h 49m
2 stops
$1,078Alaska Airlines
Tue, Jun 9 - Fri, Jun 19

Southwest flights from Montana to Buffalo

Our best Southwest deals on Montana to Buffalo flight tickets
Southwest
Sep 10
BZN1:35 pmBozeman Gallatin Field
5h 35m
1 stop
BUF9:10 pmBuffalo
Sep 13
BUF8:00 amBuffalo
6h 30m
1 stop
BZN12:30 pmBozeman Gallatin Field
$435
Southwest
Sep 10
BZN1:35 pmBozeman Gallatin Field
5h 35m
1 stop
BUF9:10 pmBuffalo
Sep 13
BUF6:20 amBuffalo
9h 15m
2 stops
BZN1:35 pmBozeman Gallatin Field
$440
Southwest
Sep 10
BZN8:35 amBozeman Gallatin Field
7h 50m
2 stops
BUF6:25 pmBuffalo
Sep 13
BUF6:20 amBuffalo
9h 15m
2 stops
BZN1:35 pmBozeman Gallatin Field
$504

Delta flights from Montana to Buffalo

Our best Delta deals on Montana to Buffalo flight tickets
Delta
Apr 18
BIL6:24 amBillings Logan Intl
11h 15m
2 stops
BUF7:39 pmBuffalo
Apr 25
BUF12:50 pmBuffalo
11h 34m
2 stops
BIL10:24 pmBillings Logan Intl
$364
Delta
Apr 21
GTF6:20 pmGreat Falls
14h 41m
2 stops
BUF11:01 amBuffalo
Apr 25
BUF4:03 pmBuffalo
8h 26m
2 stops
GTF10:29 pmGreat Falls
$369
Delta
Apr 15
GTF6:20 pmGreat Falls
14h 41m
2 stops
BUF11:01 amBuffalo
Apr 18
BUF6:05 amBuffalo
8h 22m
2 stops
GTF12:27 pmGreat Falls
$394

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 29, 2026.
Use the filters below to find and compare flights from Montana to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsBuffalo

BIL - BUF

BILBUF

Billings Logan Intl

Sat 4/18

1:51 pm-11:08 pm

1 stop7h 17m

Buffalo

Sat 4/25

1:45 pm-10:43 pm

2 stops10h 58m

$334

BillingsBuffalo

BIL - BUF

BILBUF

Billings Logan Intl

Sat 4/18

6:00 am-9:34 pm

2 stops13h 34m

Buffalo

Sat 4/25

10:44 am-10:43 pm

2 stops13h 59m

$339

BillingsBuffalo

BIL - BUF

BILBUF

Billings Logan Intl

Sat 4/18

1:51 pm-11:08 pm

1 stop7h 17m

Buffalo

Sat 4/25

10:44 am-10:43 pm

2 stops13h 59m

$344

BozemanBuffalo

BZN - BUF

BZNBUF

Bozeman Gallatin Field

Thu 4/23

2:40 pm-11:10 pm

1 stop6h 30m

Buffalo

Sun 4/26

7:00 am-11:29 am

1 stop6h 29m

$358

BillingsBuffalo

BIL - BUF

BILBUF

Billings Logan Intl

Sat 4/18

6:24 am-7:39 pm

2 stops11h 15m

Buffalo

Sat 4/25

12:50 pm-10:24 pm

2 stops11h 34m

$364

Great FallsBuffalo

GTF - BUF

GTFBUF

Great Falls

Tue 4/21

6:20 pm-11:01 am

2 stops14h 41m

Buffalo

Sat 4/25

4:03 pm-10:29 pm

2 stops8h 26m

$369
Quickest round-trip

BozemanBuffalo

BZN - BUF

BZNBUF

Bozeman Gallatin Field

Thu 9/10

1:35 pm-9:10 pm

1 stop5h 35m

Buffalo

Sun 9/13

8:00 am-12:30 pm

1 stop6h 30m

$435

BozemanBuffalo

BZN - BUF

BZNBUF

Bozeman Gallatin Field

Thu 9/10

1:35 pm-9:10 pm

1 stop5h 35m

Buffalo

Sun 9/13

6:20 am-1:35 pm

2 stops9h 15m

$440

Great FallsBuffalo

GTF - BUF

GTFBUF

Great Falls

Tue 4/21

2:30 pm-11:10 pm

1 stop6h 40m

Buffalo

Sat 4/25

8:30 am-1:31 pm

1 stop7h 01m

$458

HelenaBuffalo

HLN - BUF

HLNBUF

Helena

Tue 6/9

4:43 pm-10:19 am

2 stops15h 36m

Buffalo

Fri 6/19

6:00 am-4:49 pm

2 stops12h 49m

$1,078

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Buffalo from

How to get the cheapest flight ticket from Montana to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Montana to Buffalo flights?

You could potentially save up to 46% on your flight if you consider stops on a Montana to Buffalo flight.

Cheap Montana to Buffalo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Buffalo

Fastest flight time

6h 06m

Direct flights

None
The fastest flight from Montana to Buffalo takes 6h 06m
There are no direct flights from Montana to Buffalo. There are no popular flight routes from Montana to Buffalo.
Search flight deals

  • When did momondo last update prices for flights from Montana to Buffalo Airport?

    Prices for flights from Montana to Buffalo Airport refresh daily.

  • How many operators does momondo search for flights from Montana to Buffalo Airport?

  • How old do you have to be to fly from Montana to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The required travel and health documents for your Buffalo Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Montana to Buffalo

Compare and see reviews for airlines that fly from Montana to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $166Free CancellationRating
7.4
9,509 reviews
Search United Airlines flights
American AirlinesPriceFrom $274Free CancellationRating
7.1
11,521 reviews
Search American Airlines flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Grand Island
Orchard Park
Williamsville
Lockport
West Seneca
Bowmansville
East Aurora
Eden
Angola

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Buffalo?

It is quick and easy to find Montana to Buffalo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buffalo that suits you.

Can I find flights from Montana to Buffalo with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buffalo from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to Buffalo?

Once all potential Montana to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montana to Buffalo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montana to Buffalo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 4/28
Tue 5/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States