HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Delaware

$71+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ILG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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

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 January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:39 pm
BUF
-
PHL
1 stop11h 22m
Frontier
Sat 2/2810:59 pm
PHL
-
BUF
1 stop10h 53m
Frontier
Deal found 1/28$138
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:39 pm
BUF
-
PHL
1 stop11h 22m
Frontier
Mon 3/25:30 am
PHL
-
BUF
1 stop7h 23m
Frontier
Deal found 1/26$148
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/61:39 pm
BUF
-
PHL
1 stop21h 39m
Frontier
Sun 2/87:06 pm
PHL
-
BUF
1 stop17h 38m
Frontier
Deal found 1/26$164
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:00 am
BUF
-
PHL
1 stop6h 07m
JetBlue
Sat 3/146:00 am
PHL
-
BUF
1 stop6h 34m
JetBlue
Deal found 1/28$183
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:39 pm
BUF
-
PHL
1 stop11h 13m
Frontier
Sun 2/83:25 pm
PHL
-
BUF
2 stops21h 19m
Frontier
Deal found 1/26$189
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:39 pm
BUF
-
PHL
2 stops19h 05m
Multiple Airlines
Mon 3/25:30 am
PHL
-
BUF
1 stop7h 23m
Multiple Airlines
Deal found 1/26$195
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:39 pm
BUF
-
PHL
1 stop11h 22m
Multiple Airlines
Sat 2/285:26 pm
PHL
-
BUF
2 stops19h 58m
Multiple Airlines
Deal found 1/28$196
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
BUF
-
PHL
1 stop6h 07m
JetBlue
Thu 2/266:00 am
PHL
-
BUF
1 stop6h 56m
JetBlue
Deal found 1/27$199
This Frontier deal was found by Cheapflights users on 1/28. 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.
Wed 4/221:08 pm
BUF
-
PHL
1 stop11h 46m
Frontier
Thu 4/2310:38 pm
PHL
-
BUF
1 stop10h 09m
Frontier
Deal found 1/28$201
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/61:39 pm
BUF
-
PHL
2 stops10h 11m
Multiple Airlines
Sun 2/812:24 pm
PHL
-
BUF
1 stop24h 20m
Multiple Airlines
Deal found 1/26$210
This Frontier deal was found by Cheapflights users on 1/28. 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.
Mon 2/231:48 pm
BUF
-
PHL
1 stop11h 13m
Frontier
Thu 2/265:30 am
PHL
-
BUF
1 stop7h 24m
Frontier
Deal found 1/28$215
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/111:45 pm
BUF
-
SBY
1 stop4h 14m
American Airlines
Sat 4/186:26 pm
SBY
-
BUF
1 stop5h 24m
American Airlines
Deal found 1/27$418

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$138
(Expedia)

One-way from

$71
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$436
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. 8% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Thu 2/26

1:39 pm-1:01 am

1 stop11h 22m

Philadelphia

Sat 2/28

10:59 pm-9:52 am

1 stop10h 53m

$138

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Wed 3/4

8:00 am-2:07 pm

1 stop6h 07m

Philadelphia

Sat 3/14

6:00 am-12:34 pm

1 stop6h 34m

$183

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/26

1:39 pm-8:44 am

2 stops19h 05m

Philadelphia

Mon 3/2

5:30 am-12:53 pm

1 stop7h 23m

$195

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/26

1:39 pm-1:01 am

1 stop11h 22m

Philadelphia

Sat 2/28

5:26 pm-1:24 pm

2 stops19h 58m

$196

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/26

1:39 pm-1:01 am

1 stop11h 22m

Philadelphia

Sun 3/1

10:59 pm-10:49 am

1 stop11h 50m

$199

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Wed 4/22

1:08 pm-12:54 am

1 stop11h 46m

Philadelphia

Thu 4/23

10:38 pm-8:47 am

1 stop10h 09m

$201

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Mon 2/23

1:48 pm-1:01 am

1 stop11h 13m

Philadelphia

Thu 2/26

5:30 am-12:54 pm

1 stop7h 24m

$215

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Thu 2/12

1:39 pm-1:01 am

1 stop11h 22m

Philadelphia

Tue 2/17

8:00 am-6:21 pm

1 stop10h 21m

$221

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Fri 2/20

1:29 pm-1:01 am

1 stop11h 32m

Philadelphia

Sun 2/22

7:12 pm-12:53 pm

1 stop17h 41m

$230

BuffaloPhiladelphia

BUF - PHL

BUFPHL

Buffalo

Tue 3/17

8:00 am-4:15 pm

1 stop8h 15m

Philadelphia

Tue 3/24

11:03 am-8:29 pm

1 stop9h 26m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 23 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 6h 07m. There are 278 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

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 Fort Lauderdale flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
Newark to Fort Lauderdale flights
LaGuardia to Miami flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to West Palm Beach flights
Newark to West Palm Beach flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
Newark to Orlando flights
John F Kennedy Intl to Tampa flights
LaGuardia to Orlando flights
Newark to Tampa flights
John F Kennedy Intl to San Francisco flights
LaGuardia to Tampa flights
Newark to Los Angeles flights
John F Kennedy Intl to Sky Harbor Intl flights
LaGuardia to West Palm Beach flights
Newark to Sky Harbor Intl flights
John F Kennedy Intl to Dallas/Fort Worth flights
John F Kennedy Intl to New Orleans flights
Newark to New Orleans flights
Newark to San Francisco flights
John F Kennedy Intl to Atlanta flights
LaGuardia to New Orleans flights
LaGuardia to Los Angeles flights
John F Kennedy Intl to Denver flights
Newark to Dallas/Fort Worth flights
LaGuardia to Dallas/Fort Worth flights
Newark to Denver flights
LaGuardia to Las Vegas flights
Newark to Hobby flights
LaGuardia to Denver flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Atlanta flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Fort Myers flights
John F Kennedy Intl to Austin flights
Newark to Fort Myers flights
Newark to O'Hare Intl flights
LaGuardia to Hobby flights
LaGuardia to O'Hare Intl flights
Newark to George Bush Intcntl flights
Newark to Seattle flights
Newark to Salt Lake City flights
John F Kennedy Intl to Salt Lake City flights
LaGuardia to San Francisco 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.