A large waterfall cascading down a cliff, surrounded by dense forest and rocky terrain.

$410 Cheap Flights from Erie (ERI) to Buffalo (BUF)

View $410 flight on Thu, Oct 8, 2026Opens in a new window

Popular airlines from Erie, PA (ERI-Erie Intl.) to Buffalo Niagara Intl. Airport (BUF)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Erie to Buffalo (ERI-BUF)

Prices were available within the past 7 days and start at $410 for one-way flights and $682 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 16 - Wed, Sep 23
ERI
Erie
BUF
Buffalo
$682 Roundtrip, found 6 days ago
$682
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Sep 16 from Erie to Buffalo, returning Wed, Sep 23, priced at $682 found 6 days ago
American Airlines
Fri, Sep 18 - Mon, Sep 21
ERI
Erie
BUF
Buffalo
$788 Roundtrip, found 3 days ago
$788
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Sep 18 from Erie to Buffalo, returning Mon, Sep 21, priced at $788 found 3 days ago
American Airlines
Wed, Sep 16 - Wed, Sep 23
ERI
Erie
BUF
Buffalo
$814 Roundtrip, found 4 days ago
$814
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Sep 16 from Erie to Buffalo, returning Wed, Sep 23, priced at $814 found 4 days ago
American Airlines
Wed, Sep 16 - Wed, Sep 23
ERI
Erie
BUF
Buffalo
$822 Roundtrip, found 6 days ago
$822
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Sep 16 from Erie to Buffalo, returning Wed, Sep 23, priced at $822 found 6 days ago
American Airlines
Fri, Sep 18 - Mon, Sep 21
ERI
Erie
BUF
Buffalo
$845 Roundtrip, found 1 day ago
$845
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Sep 18 from Erie to Buffalo, returning Mon, Sep 21, priced at $845 found 1 day ago
American Airlines
Mon, Nov 2 - Sat, Nov 7
ERI
Erie
BUF
Buffalo
$883 Roundtrip, found 5 days ago
$883
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Nov 2 from Erie to Buffalo, returning Sat, Nov 7, priced at $883 found 5 days ago
American Airlines
Wed, Sep 16 - Wed, Sep 23
ERI
Erie
BUF
Buffalo
$904 Roundtrip, found 6 days ago
$904
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Sep 16 from Erie to Buffalo, returning Wed, Sep 23, priced at $904 found 6 days ago
American Airlines
Thu, Sep 24 - Fri, Sep 25
ERI
Erie
BUF
Buffalo
$926 Roundtrip, found 22 hours ago
$926
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Thu, Sep 24 from Erie to Buffalo, returning Fri, Sep 25, priced at $926 found 22 hours ago
American Airlines
Fri, Sep 18 - Mon, Sep 21
ERI
Erie
BUF
Buffalo
$928 Roundtrip, found 3 days ago
$928
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Sep 18 from Erie to Buffalo, returning Mon, Sep 21, priced at $928 found 3 days ago
American Airlines
Thu, Sep 24 - Fri, Sep 25
ERI
Erie
BUF
Buffalo
$932 Roundtrip, found 22 hours ago
$932
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Thu, Sep 24 from Erie to Buffalo, returning Fri, Sep 25, priced at $932 found 22 hours ago

Frequently asked questions

How much does a flight from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
You can find cheap one-way flights from $410 and cheap return flights from $682 ERI to BUF with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ERI to BUF ticket fares go up or down.
What is the cheapest month to fly from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The cheapest month to fly from ERI to BUF is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter ERI to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
American Airlines and United are just some of the carriers that fly from Erie, PA (ERI) to Buffalo, NY (BUF). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ERI to BUF. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Flights from ERI to BUF with one stop typically take around 5 hours, covering approximately 94 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Select the "Business class" and "First class" filters when looking for ERI to BUF flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) Buffalo Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Erie, PA (ERI-Erie Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Erie Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines
Roundtrip price
$681
Distance
94 mi

Book with confidence

Erie to Buffalo Flights

The cheapest times to fly from Erie to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Erie to Buffalo are during the month of September. You can find some of the cheapest flights from Erie to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Erie to Buffalo

Sunday is one of the best days to book for cheap flights from Erie to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Erie to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Erie to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $410 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Erie to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Erie to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Erie to Buffalo Flights

Explore a world of travel with Expedia