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Delaware

$74+ Cheap flights from Buffalo (BUF) to Delaware

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ILG
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Buffalo to Delaware

Cheapest flights from Buffalo to Delaware
Explore the most affordable flight options available from Buffalo to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:49 pmBUF - PHL
1 stop5h 26mFrontier
Sun 1/115:05 amPHL - BUF
1 stop6h 55mFrontier
Deal found 12/16$248
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:49 pmBUF - PHL
1 stop5h 26mFrontier
Mon 12/225:10 amPHL - BUF
1 stop11h 35mFrontier
Deal found 12/17$264
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:08 amBUF - PHL
1 stop27h 38mFrontier
Fri 1/25:10 amPHL - BUF
1 stop11h 35mFrontier
Deal found 12/17$284
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:32 pmBUF - PHL
1 stop5h 27mFrontier
Mon 12/225:10 amPHL - BUF
1 stop11h 35mFrontier
Deal found 12/17$298
This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:40 pmBUF - PHL
1 stop7h 01mFrontier
Sun 12/215:01 amPHL - BUF
1 stop12h 36mFrontier
Deal found 12/17$347
This Frontier deal was found by Cheapflights users on 12/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:32 pmBUF - PHL
1 stop4h 26mFrontier
Fri 1/25:10 amPHL - BUF
1 stop11h 35mFrontier
Deal found 12/16$367
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:12 amBUF - PHL
1 stop7h 25mMultiple Airlines
Sun 12/215:01 amPHL - BUF
1 stop12h 36mMultiple Airlines
Deal found 12/17$379
This Trip.com deal was found by Cheapflights users on 12/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:08 amBUF - PHL
1 stop27h 38mFrontier
Sun 1/410:00 pmPHL - BUF
1 stop23h 08mFrontier
Deal found 12/16$407
This JetBlue deal was found by Cheapflights users on 12/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:12 amBUF - PHL
1 stop7h 25mJetBlue
Sat 12/204:32 pmPHL - BUF
1 stop7h 11mJetBlue
Deal found 12/15$415
This Delta deal was found by Cheapflights users on 12/17. 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.
Sat 12/275:52 pmBUF - PHL
1 stop5h 25mDelta
Fri 1/25:19 pmPHL - BUF
1 stop6h 09mDelta
Deal found 12/17$431
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1811:33 amBUF - PHL
Nonstop1h 20mAmerican Airlines
Sat 12/209:35 pmPHL - BUF
Nonstop1h 34mAmerican Airlines
Deal found 12/15$435
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1811:33 amBUF - PHL
Nonstop1h 20mAmerican Airlines
Sun 12/216:57 pmPHL - BUF
1 stop4h 35mAmerican Airlines
Deal found 12/17$445

Find flight deals from Buffalo to Delaware

Keep the following information in mind while searching for Buffalo to Delaware flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$162
(Frontier)

One-way from

$74
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$472
Provider with most accurate pricing for Buffalo-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Philadelphia flights.
Search Deals
From Buffalo to Delaware
Search Deals
One-way flight from Buffalo to Delaware
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Delaware 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 December 18, 2025.
Use the filters below to find and compare flights from Buffalo to Delaware that are best for you.

Fly from

Buffalo

Fly to

Delaware

Route

Depart

Return

Price

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Mon 2/2

1:39 pm-12:52 am

1 stop11h 13m

Philadelphia

Thu 2/5

5:30 am-12:44 pm

1 stop7h 14m

$162

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 1/22

1:39 pm-12:52 am

1 stop11h 13m

Philadelphia

Fri 1/23

9:02 pm-11:34 am

1 stop14h 32m

$191

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 1/9

9:08 am-6:10 pm

1 stop9h 02m

Philadelphia

Mon 1/12

5:05 am-12:00 pm

1 stop6h 55m

$197

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/26

1:39 pm-1:01 am

1 stop11h 22m

Philadelphia

Sun 3/1

5:30 am-1:24 pm

1 stop7h 54m

$197

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 1/22

1:39 pm-12:52 am

1 stop11h 13m

Philadelphia

Sun 1/25

3:34 pm-12:44 pm

2 stops21h 10m

$219

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 1/9

1:15 pm-6:44 pm

1 stop5h 29m

Philadelphia

Sun 1/11

8:40 am-2:30 pm

1 stop5h 50m

$229

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 1/9

9:08 am-6:10 pm

1 stop9h 02m

Philadelphia

Sun 1/11

6:06 pm-12:00 pm

2 stops17h 54m

$229

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/26

3:05 pm-10:36 pm

1 stop7h 31m

Philadelphia

Tue 3/10

3:02 pm-9:34 pm

1 stop6h 32m

$239

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Sat 3/14

1:30 pm-7:25 pm

1 stop5h 55m

Philadelphia

Wed 3/18

6:00 am-12:34 pm

1 stop6h 34m

$239

BuffaloSalisbury

BUF - SBY

BUFSBY

Buffalo

Fri 3/27

1:31 pm-8:10 pm

1 stop6h 39m

Salisbury-Ocean City

Sun 3/29

7:45 am-10:58 am

1 stop3h 13m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 21 results
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Best time to book a flight from Buffalo to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Buffalo with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Delaware?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Delaware. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

  • How long is the flight from Buffalo to Delaware?

    Departing from Buffalo to Delaware will take you 6h 39m. There are 360 mi between Buffalo and Delaware. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Buffalo to Delaware that include hotel bookings?

    Yes. In addition to deals on Buffalo to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Delaware?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Delaware.

  • Can I find deals for business class flights from Buffalo to Delaware?

    Yes. Cheapflights offers flight deals from Buffalo to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Buffalo to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
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