$95+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — ILG
Jul 19 — Jul 261
Round-trip
1 adult, Economy
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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
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Cheapest flights from Buffalo to DelawareExplore 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 June 19, 2026.
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 June 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Sun 8/2311:36 am
BUF
- PHL
1 stop10h 57m
Frontier
Tue 8/254:45 pm
PHL
- BUF
1 stop17h 44m
Frontier
Deal found 6/18![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/102:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Sat 7/114:30 pm
PHL
- BUF
1 stop17h 59m
Frontier
Deal found 6/18![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Mon 8/2411:36 am
BUF
- PHL
1 stop8h 52m
Frontier
Tue 8/254:45 pm
PHL
- BUF
1 stop17h 44m
Frontier
Deal found 6/18![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:48 pm
BUF
- PHL
1 stop7h 45m
Frontier
Mon 7/276:30 am
PHL
- BUF
1 stop7h 23m
Frontier
Deal found 6/15![Frontier logo]()
$209
This Frontier deal was found by Cheapflights users on 6/18. 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 9/110:09 am
BUF
- PHL
1 stop11h 11m
Frontier
Wed 9/27:20 am
PHL
- BUF
1 stop10h 49m
Frontier
Deal found 6/18![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:48 pm
BUF
- PHL
1 stop7h 40m
Frontier
Sat 7/184:30 pm
PHL
- BUF
1 stop17h 59m
Frontier
Deal found 6/15![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Thu 7/231:32 pm
PHL
- BUF
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:36 am
BUF
- PHL
1 stop8h 52m
Frontier
Sun 8/232:45 pm
PHL
- BUF
1 stop19h 44m
Frontier
Deal found 6/17![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Sun 8/91:32 pm
PHL
- BUF
1 stop24h 21m
Frontier
Deal found 6/16![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/172:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Mon 7/274:40 pm
PHL
- BUF
1 stop17h 49m
Frontier
Deal found 6/15![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Tue 8/44:30 pm
PHL
- BUF
1 stop21h 23m
Frontier
Deal found 6/16![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Mon 7/206:30 am
PHL
- BUF
1 stop7h 23m
Frontier
Deal found 6/16![Frontier logo]()
$220
Best flights from Buffalo to DelawareDiscover carefully curated flight deals from Buffalo to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
Discover carefully curated flight deals from Buffalo to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 19, 2026.
This JetBlue deal was found by Cheapflights users on 6/18. 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 9/99:15 am
BUF
- PHL
1 stop5h 15m
JetBlue
Sat 9/193:25 pm
PHL
- BUF
1 stop4h 59m
JetBlue
Deal found 6/18![JetBlue logo]()
$263
This Delta deal was found by Cheapflights users on 6/14. 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 8/286:27 am
BUF
- PHL
1 stop5h 24m
Delta
Mon 8/3112:36 pm
PHL
- BUF
2 stops12h 04m
Delta
Deal found 6/14![Delta logo]()
$534
This United Airlines deal was found by Cheapflights users on 6/18. 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 9/87:00 am
BUF
- PHL
1 stop5h 15m
United Airlines
Fri 9/117:40 pm
PHL
- BUF
1 stop4h 04m
United Airlines
Deal found 6/18![United Airlines logo]()
$561
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:34 pm
BUF
- SBY
1 stop3h 24m
American Airlines
Sat 8/156:41 am
SBY
- BUF
1 stop3h 37m
American Airlines
Deal found 6/16![American Airlines logo]()
$582
This JetBlue deal was found by Cheapflights users on 6/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am
BUF
- PHL
1 stop7h 35m
JetBlue
Sun 11/156:00 am
PHL
- BUF
1 stop5h 10m
JetBlue
Deal found 6/17![JetBlue logo]()
$295
This Delta deal was found by Cheapflights users on 6/17. 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.
Fri 11/136:16 am
BUF
- PHL
2 stops10h 03m
Delta
Sun 11/156:00 am
PHL
- BUF
2 stops8h 59m
Delta
Deal found 6/17![Delta logo]()
$565
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
BUF
- PHL
2 stops10h 32m
Delta
Tue 9/1512:29 pm
PHL
- BUF
2 stops11h 43m
Delta
Deal found 6/16![Delta logo]()
$575
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Mon 8/37:40 pm
BUF
- SBY
1 stop3h 18m
American Airlines
Fri 8/76:41 am
SBY
- BUF
1 stop5h 57m
American Airlines
Deal found 6/14![American Airlines logo]()
$657
This United Airlines deal was found by Cheapflights users on 6/18. 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 9/16:55 am
BUF
- PHL
1 stop10h 59m
United Airlines
Wed 9/27:40 pm
PHL
- BUF
2 stops13h 48m
United Airlines
Deal found 6/18![United Airlines logo]()
$686
This Delta deal was found by Cheapflights users on 6/14. 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 8/2110:00 am
BUF
- PHL
2 stops9h 30m
Delta
Sun 8/238:15 pm
PHL
- BUF
1 stop3h 43m
Delta
Deal found 6/14![Delta logo]()
$604
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/97:40 pm
BUF
- SBY
1 stop3h 18m
American Airlines
Mon 7/136:41 am
SBY
- BUF
1 stop3h 35m
American Airlines
Deal found 6/17![American Airlines logo]()
$735
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:00 am
BUF
- PHL
2 stops8h 10m
United Airlines
Tue 8/47:45 pm
PHL
- BUF
1 stop4h 14m
United Airlines
Deal found 6/16![United Airlines logo]()
$757
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 8/1810:00 am
BUF
- PHL
2 stops9h 30m
Delta
Tue 8/2512:36 pm
PHL
- BUF
2 stops10h 53m
Delta
Deal found 6/17![Delta logo]()
$635
This American Airlines deal was found by Cheapflights users on 6/18. 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 7/27:40 pm
BUF
- SBY
1 stop3h 18m
American Airlines
Sun 7/56:41 am
SBY
- BUF
1 stop3h 35m
American Airlines
Deal found 6/18![American Airlines logo]()
$791
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Sun 7/197:40 pm
BUF
- SBY
1 stop3h 18m
American Airlines
Wed 7/226:41 am
SBY
- BUF
1 stop3h 35m
American Airlines
Deal found 6/15![American Airlines logo]()
$841
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Mon 8/107:34 pm
BUF
- SBY
1 stop3h 24m
American Airlines
Fri 8/146:41 am
SBY
- BUF
1 stop5h 57m
American Airlines
Deal found 6/15![American Airlines logo]()
$866
Last-minute flights from Buffalo to DelawareDiscover last-minute flight deals from Buffalo to Delaware. Data last updated June 19, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Delaware. Data last updated June 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 7/911:29 am
BUF
- PHL
1 stop7h 51m
Frontier
Sat 7/114:30 pm
PHL
- BUF
1 stop17h 59m
Frontier
Deal found 6/14![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/911:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Sun 7/128:30 am
PHL
- BUF
1 stop29h 23m
Frontier
Deal found 6/18![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/102:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Sat 7/114:30 pm
PHL
- BUF
1 stop17h 59m
Frontier
Deal found 6/18![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/102:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Sun 7/128:30 am
PHL
- BUF
1 stop29h 23m
Frontier
Deal found 6/18![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Tue 7/214:30 pm
PHL
- BUF
1 stop21h 23m
Frontier
Deal found 6/16![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:48 pm
BUF
- PHL
1 stop7h 40m
Frontier
Sat 7/184:30 pm
PHL
- BUF
1 stop17h 59m
Frontier
Deal found 6/15![Frontier logo]()
$211
This Frontier deal was found by Cheapflights users on 6/17. 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.
Wed 7/157:57 pm
BUF
- PHL
1 stop12h 55m
Frontier
Wed 7/226:30 am
PHL
- BUF
1 stop7h 23m
Frontier
Deal found 6/17![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Mon 7/206:30 am
PHL
- BUF
1 stop7h 23m
Frontier
Deal found 6/16![Frontier logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/172:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Mon 7/274:40 pm
PHL
- BUF
1 stop17h 49m
Frontier
Deal found 6/15![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Thu 7/231:32 pm
PHL
- BUF
1 stop24h 21m
Frontier
Deal found 6/17![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:48 pm
BUF
- PHL
1 stop7h 45m
Frontier
Mon 7/276:30 am
PHL
- BUF
1 stop7h 23m
Frontier
Deal found 6/15![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Tue 8/44:30 pm
PHL
- BUF
1 stop21h 23m
Frontier
Deal found 6/16![Frontier logo]()
$216
One-way flights from Buffalo to DelawareSearch for one-way flight options from Buffalo to Delaware. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
Search for one-way flight options from Buffalo to Delaware. Find affordable one-way fares based on user searches. Data last updated June 19, 2026.
This Kissandfly.com deal was found by Cheapflights users on 6/18. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:29 am
BUF
- PHL
1 stop7h 51m
Frontier
Deal found 6/18![Frontier logo]()
$95
This Trip.com deal was found by Cheapflights users on 6/18. 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 7/312:48 pm
BUF
- PHL
1 stop28h 32m
Frontier
Deal found 6/18![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Sat 8/1512:28 pm
BUF
- PHL
1 stop6h 52m
Frontier
Deal found 6/18![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/102:48 pm
BUF
- PHL
1 stop17h 51m
Frontier
Deal found 6/18![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Mon 7/132:48 pm
BUF
- PHL
1 stop21h 34m
Frontier
Deal found 6/18![Frontier logo]()
$101
This Trip.com deal was found by Cheapflights users on 6/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2311:29 am
BUF
- PHL
1 stop7h 51m
Frontier
Deal found 6/17![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 6/16. 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.
Wed 8/122:48 pm
BUF
- PHL
1 stop7h 40m
Frontier
Deal found 6/16![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/911:29 am
BUF
- PHL
1 stop19h 46m
Frontier
Deal found 6/18![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Wed 9/161:16 pm
BUF
- PHL
1 stop9h 55m
Frontier
Deal found 6/18![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 6/16. 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 8/119:09 pm
BUF
- PHL
1 stop11h 38m
Frontier
Deal found 6/16![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:16 pm
BUF
- PHL
1 stop18h 20m
Frontier
Deal found 6/17![Frontier logo]()
$112
This Expedia deal was found by Cheapflights users on 6/17. 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 7/82:48 pm
BUF
- PHL
1 stop7h 40m
Frontier
Deal found 6/17![Frontier logo]()
$115
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 June 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $201 (Kiwi.com) |
One-way from | $95 (Kissandfly.com) |
Popular in | March |
Cheapest in | September |
Average price | $443 |
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 June 19, 2026.
Use the filters below to find and compare flights from Buffalo to Delaware that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Wed 9/9
9:15 am-2:30 pm
1 stop5h 15m
Philadelphia
Sat 9/19
3:25 pm-8:24 pm
1 stop4h 59m
$263
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Fri 11/13
7:00 am-2:35 pm
1 stop7h 35m
Philadelphia
Sun 11/15
6:00 am-11:10 am
1 stop5h 10m
$295
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Fri 8/28
6:27 am-11:51 am
1 stop5h 24m
Philadelphia
Mon 8/31
12:36 pm-12:40 am
2 stops12h 04m
$534
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Tue 9/8
7:00 am-12:15 pm
1 stop5h 15m
Philadelphia
Fri 9/11
7:40 pm-11:44 pm
1 stop4h 04m
$561
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Fri 11/13
6:16 am-4:19 pm
2 stops10h 03m
Philadelphia
Sun 11/15
6:00 am-2:59 pm
2 stops8h 59m
$565
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Sat 9/12
6:00 am-4:32 pm
2 stops10h 32m
Philadelphia
Tue 9/15
12:29 pm-12:12 am
2 stops11h 43m
$575
BuffaloSalisbury
BUF - SBY
BUFSBY
Buffalo
Sat 8/8
7:34 pm-10:58 pm
1 stop3h 24m
Salisbury-Ocean City
Sat 8/15
6:41 am-10:18 am
1 stop3h 37m
$582
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Fri 8/21
10:00 am-7:30 pm
2 stops9h 30m
Philadelphia
Sun 8/23
8:15 pm-11:58 pm
1 stop3h 43m
$604
BuffaloPhiladelphia
BUF - PHL
BUFPHL
Buffalo
Tue 8/18
10:00 am-7:30 pm
2 stops9h 30m
Philadelphia
Tue 8/25
12:36 pm-11:29 pm
2 stops10h 53m
$635
BuffaloSalisbury
BUF - SBY
BUFSBY
Buffalo
Mon 8/3
7:40 pm-10:58 pm
1 stop3h 18m
Salisbury-Ocean City
Fri 8/7
6:41 am-12:38 pm
1 stop5h 57m
$657
Showing 1-10 of 28 resultsSorted by cheapest first
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.
BUF-PHL
BUF-SBY
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
BUF-USDE
BUF-PHL
BUF-SBY
No data available for this route at this time. Please check back soon.
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