$308+ Cheap flights from Duluth to Buffalo (DLH - BUF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — BUF
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Duluth to Buffalo with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
Cheapest flights from Duluth to BuffaloExplore the most affordable flight options available from Duluth to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
Explore the most affordable flight options available from Duluth to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:41 am
DLH
- BUF
1 stop5h 42m
Delta
Wed 8/267:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
1 stop5h 42m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/26![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Mon 8/177:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/23![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:43 am
DLH
- BUF
2 stops11h 09m
Delta
Mon 9/217:00 am
BUF
- DLH
2 stops9h 29m
Delta
Deal found 7/23![Delta logo]()
$459
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
1 stop5h 42m
Delta
Mon 8/177:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
2 stops10h 48m
Delta
Wed 8/1912:16 pm
BUF
- DLH
2 stops11h 25m
Delta
Deal found 7/25![Delta logo]()
$548
Best flights from Duluth to BuffaloDiscover carefully curated flight deals from Duluth to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated flight deals from Duluth to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
2 stops10h 48m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:10 pm
DLH
- BUF
1 stop4h 57m
United Airlines
Sun 9/277:00 am
BUF
- DLH
1 stop4h 42m
United Airlines
Deal found 7/25![United Airlines logo]()
$656
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/26![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Mon 8/177:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/23![Delta logo]()
$448
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:45 am
DLH
- BUF
2 stops10h 15m
United Airlines
Wed 8/262:53 pm
BUF
- DLH
2 stops9h 29m
United Airlines
Deal found 7/25![United Airlines logo]()
$685
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:15 am
DLH
- BUF
2 stops7h 10m
Delta
Sun 9/276:05 am
BUF
- DLH
2 stops10h 24m
Delta
Deal found 7/23![Delta logo]()
$568
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:43 am
DLH
- BUF
1 stop5h 40m
Delta
Mon 9/217:25 pm
BUF
- DLH
1 stop4h 10m
Delta
Deal found 7/23![Delta logo]()
$608
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:41 am
DLH
- BUF
1 stop5h 42m
Delta
Wed 8/263:54 pm
BUF
- DLH
2 stops7h 47m
Delta
Deal found 7/25![Delta logo]()
$624
Last-minute flights from Duluth to BuffaloDiscover last-minute flight deals from Duluth to Buffalo. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Duluth to Buffalo. Data last updated July 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:11 pm
DLH
- BUF
1 stop4h 56m
United Airlines
Sat 8/156:55 am
BUF
- DLH
1 stop4h 47m
United Airlines
Deal found 7/27![United Airlines logo]()
$609
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
1 stop5h 42m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
1 stop5h 42m
Delta
Mon 8/177:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:41 am
DLH
- BUF
2 stops10h 48m
Delta
Wed 8/1912:16 pm
BUF
- DLH
2 stops11h 25m
Delta
Deal found 7/25![Delta logo]()
$548
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Tue 8/187:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/26![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:41 am
DLH
- BUF
1 stop5h 42m
Delta
Mon 8/177:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/23![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:41 am
DLH
- BUF
1 stop5h 42m
Delta
Wed 8/267:52 pm
BUF
- DLH
1 stop3h 49m
Delta
Deal found 7/25![Delta logo]()
$308
Find flight deals from Duluth to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Duluth 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, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Duluth to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Wed 8/12
11:41 am-11:29 pm
2 stops10h 48m
Buffalo
Tue 8/18
7:52 pm-10:41 pm
1 stop3h 49m
$359
Quickest round-trip
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Thu 8/13
11:41 am-6:23 pm
1 stop5h 42m
Buffalo
Tue 8/18
7:52 pm-10:41 pm
1 stop3h 49m
$388
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Thu 8/13
11:41 am-6:23 pm
1 stop5h 42m
Buffalo
Mon 8/17
7:52 pm-10:41 pm
1 stop3h 49m
$448
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Wed 9/23
5:15 am-1:25 pm
2 stops7h 10m
Buffalo
Sun 9/27
6:05 am-3:29 pm
2 stops10h 24m
$568
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Fri 9/18
11:43 am-6:23 pm
1 stop5h 40m
Buffalo
Mon 9/21
7:25 pm-10:35 pm
1 stop4h 10m
$608
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Thu 8/20
11:41 am-6:23 pm
1 stop5h 42m
Buffalo
Wed 8/26
3:54 pm-10:41 pm
2 stops7h 47m
$624
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Wed 9/23
3:10 pm-9:07 pm
1 stop4h 57m
Buffalo
Sun 9/27
7:00 am-10:42 am
1 stop4h 42m
$656
DuluthBuffalo
DLH - BUF
DLHBUF
Duluth Intl
Thu 8/20
7:45 am-7:00 pm
2 stops10h 15m
Buffalo
Wed 8/26
2:53 pm-11:22 pm
2 stops9h 29m
$685
Sorted by cheapest first
Compare providers for flights from Duluth to Buffalo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Duluth to Buffalo in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Duluth-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Duluth-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Duluth-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Duluth-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Duluth to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Duluth with our price prediction graph.
DLH-BUF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated July 27, 2026.
Read reviews from past customers who have flown United Airlines from Duluth to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.6
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Related info for your journey
Find useful and relevant information for your journey from Duluth to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Duluth to Buffalo by cabin class
Find flights from Duluth to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Duluth and Buffalo flights
Browse other Duluth and Buffalo flight options. Last updated on July 27, 2026.
Other flights from Duluth
Browse through other flights departing from Duluth. Flights are based on user searches made on Cheapflights and were last updated on July 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Duluth to Buffalo
Discover the top airline that operate flights from Duluth to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$498 | FlexibilityNo cancel fee | On-time69% |