HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Delaware

$72+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ILG
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Delaware with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Buffalo to Delaware

Keep the following information in mind while searching for Buffalo to Delaware flight deals. Data was last updated October 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$144
(Frontier)

One-way from

$72
(Frontier)

Popular in

April

Cheapest in

January

Average price

$375
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. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 October 1, 2025.

This Frontier deal was found by Cheapflights users on 9/29. 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 10/245:24 pmBUF - PHL
1 stop11h 55mFrontier
Sun 10/265:20 amPHL - BUF
1 stop5h 59mFrontier
Deal found 9/29$144
This Frontier deal was found by Cheapflights users on 9/30. 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 10/245:24 pmBUF - PHL
1 stop11h 55mFrontier
Sat 10/2512:10 pmPHL - BUF
1 stop8h 40mFrontier
Deal found 9/30$145
This Frontier deal was found by Cheapflights users on 9/28. 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 10/245:24 pmBUF - PHL
1 stop11h 55mFrontier
Mon 10/276:42 amPHL - BUF
1 stop9h 47mFrontier
Deal found 9/28$148
This FlightHub deal was found by Cheapflights users on 9/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:13 pmBUF - PHL
1 stop17h 04mFrontier
Thu 10/2311:35 amPHL - BUF
1 stop7h 59mFrontier
Deal found 9/29$155
This Trip.com deal was found by Cheapflights users on 9/30. 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.
Fri 10/179:13 pmBUF - PHL
1 stop20h 12mFrontier
Sun 10/1911:45 amPHL - BUF
1 stop8h 33mFrontier
Deal found 9/30$159
This Priceline deal was found by Cheapflights users on 9/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:04 pmBUF - PHL
1 stop8h 39mFrontier
Thu 11/612:23 pmPHL - BUF
1 stop7h 46mFrontier
Deal found 9/30$164
This Frontier deal was found by Cheapflights users on 9/30. 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.
Thu 10/2312:15 pmBUF - PHL
1 stop6h 29mFrontier
Mon 10/276:42 amPHL - BUF
1 stop9h 47mFrontier
Deal found 9/30$169
This Priceline deal was found by Cheapflights users on 9/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:42 pmBUF - PHL
1 stop10h 17mFrontier
Sun 11/25:50 amPHL - BUF
1 stop7h 57mFrontier
Deal found 9/29$176
This Frontier deal was found by Cheapflights users on 9/30. 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 10/175:24 pmBUF - PHL
1 stop11h 55mFrontier
Sat 10/1812:10 pmPHL - BUF
1 stop8h 39mFrontier
Deal found 9/30$177
This Frontier deal was found by Cheapflights users on 9/30. 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.
Thu 11/61:04 pmBUF - PHL
1 stop8h 39mFrontier
Mon 11/105:05 amPHL - BUF
1 stop6h 39mFrontier
Deal found 9/30$180
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Wed 10/17:40 amBUF - SBY
1 stop5h 10mAmerican Airlines
Wed 10/85:44 pmSBY - BUF
1 stop5h 59mAmerican Airlines
Deal found 9/29$408
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Fri 10/173:34 pmBUF - SBY
1 stop6h 26mAmerican Airlines
Sun 10/195:19 amSBY - BUF
1 stop5h 45mAmerican Airlines
Deal found 9/30$520

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 October 1, 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

Fri 10/24

5:24 pm-5:19 am

1 stop11h 55m

Philadelphia

Sat 10/25

12:10 pm-8:50 pm

1 stop8h 40m

$145

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 10/24

5:24 pm-5:19 am

1 stop11h 55m

Philadelphia

Mon 10/27

6:42 am-4:29 pm

1 stop9h 47m

$148

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 10/17

9:13 pm-5:25 pm

1 stop20h 12m

Philadelphia

Sun 10/19

11:45 am-8:18 pm

1 stop8h 33m

$159

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 11/14

2:42 pm-12:19 am

1 stop9h 37m

Philadelphia

Sun 11/16

5:05 am-6:04 pm

1 stop12h 59m

$169

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 10/31

12:29 pm-6:38 pm

1 stop6h 09m

Philadelphia

Sun 11/2

5:50 am-1:47 pm

1 stop7h 57m

$188

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 10/9

8:19 pm-10:30 pm

1 stop26h 11m

Philadelphia

Sun 10/12

6:15 am-6:03 pm

1 stop11h 48m

$198

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 11/7

12:29 pm-5:59 pm

1 stop5h 30m

Philadelphia

Mon 11/10

5:05 am-11:44 am

1 stop6h 39m

$207

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Wed 10/22

8:30 am-7:04 pm

1 stop10h 34m

Philadelphia

Thu 10/23

7:00 am-1:09 pm

1 stop6h 09m

$227

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Wed 10/22

5:27 pm-8:02 am

1 stop14h 35m

Philadelphia

Thu 10/23

9:47 am-11:10 am

Nonstop1h 23m

$258

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Sun 11/23

5:45 pm-11:35 pm

1 stop5h 50m

Philadelphia

Mon 11/24

11:47 am-7:39 pm

1 stop7h 52m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/28

Showing 1-10 of 21 results
1
2
3

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 11h 55m. There are 278 mi between Buffalo and Delaware.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buffalo to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Miami flights
John F Kennedy Intl to O'Hare Intl flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Orlando flights
John F Kennedy Intl to San Francisco flights
Newark to O'Hare Intl flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to O'Hare Intl flights
Newark to Dallas/Fort Worth flights
Newark to Los Angeles flights
LaGuardia to Los Angeles flights
LaGuardia to Atlanta flights
Newark to San Francisco flights
LaGuardia to Orlando flights
LaGuardia to Hobby flights
Newark to Las Vegas flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Atlanta flights
LaGuardia to New Orleans flights
Newark to Sky Harbor Intl flights
John F Kennedy Intl to Sky Harbor Intl flights
John F Kennedy Intl to Denver flights
Newark to Hobby flights
John F Kennedy Intl to West Palm Beach flights
John F Kennedy Intl to New Orleans flights
Newark to New Orleans flights
John F Kennedy Intl to Austin flights
John F Kennedy Intl to Tampa flights
LaGuardia to Las Vegas flights
Newark to Tampa flights
Newark to Austin flights
LaGuardia to Denver flights
Newark to Denver flights
Newark to Atlanta flights
Newark to George Bush Intcntl flights
John F Kennedy Intl to George Bush Intcntl flights
LaGuardia to Tampa flights
John F Kennedy Intl to Midway flights
John F Kennedy Intl to Nashville flights
John F Kennedy Intl to Charlotte flights
LaGuardia to San Francisco flights
John F Kennedy Intl to Seattle flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.