Washington to Buffalo DCA, IAD → BUF
Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) → Buffalo Niagara International Airport (BUF)
The cheapest return found recently is $358 with Frontier Airlines, 13 Nov – 13 Nov, found yesterday. The cheapest one-way found recently is $246 with jetBlue, 13 Nov, found yesterday.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$358
13 Nov – 13 Nov · Frontier Airlines
Washington Dulles International Airport (IAD) → Buffalo Niagara International Airport (BUF)
Leaves 7:32 a.m. · Return leaves 3:48 p.m. · 37 h 26 min of travel, both ways together
out 1 stop, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$358 13 Nov – 13 Novfound yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 4 days, 5 Oct to 18 Oct, the cheapest return we saw each day was $358 to $488.
At $358, the cheapest return found recently is at the low end of that range.
4 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 0-night return fares leaving within 3 days of 13 Nov to compare.
Every date we hold
3 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Oct – 25 Oct | $479 | jetBlue | Ronald Reagan National Airport (DCA) → Buffalo Niagara International Airport (BUF) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 13 Nov – 13 Nov | $358 | Frontier Airlines | Washington Dulles International Airport (IAD) → Buffalo Niagara International Airport (BUF) | out 1 stop, back 2 stops | found yesterday | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $358.
Airlines on the cheapest dates: jetBlue, Frontier Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $149 to $206.
Cheapest one-way found recently
$246
13 Nov · jetBlue
Ronald Reagan National Airport (DCA) → Buffalo Niagara International Airport (BUF)
Leaves 6:15 a.m. · 8 h 42 min trip
stops unknown
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$246 13 Novfound yesterdayOpen this trip
$132 25 Octfound 4 days agoOpen this trip
What have prices looked like?
Over 21 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $116 to $167.
At $246, the cheapest one-way found recently is above that range.
21 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 25 Oct to 10 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 13 Nov to compare.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 25 Oct | $132 | Frontier Airlines | Washington Dulles International Airport (IAD) → Buffalo Niagara International Airport (BUF) | 1 stop | found 4 days ago | Open this trip |
| 13 Nov | $246 | jetBlue | Ronald Reagan National Airport (DCA) → Buffalo Niagara International Airport (BUF) | stops unknown | found yesterday | Open this trip |
| 10 Feb 2027 | $165 | jetBlue | Ronald Reagan National Airport (DCA) → Buffalo Niagara International Airport (BUF) | 1 stop | found 6 days ago | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $132.
Airlines on the cheapest dates: jetBlue, Frontier Airlines.
Premium cabin fares from Washington to Buffalo
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 13 Nov – 13 Nov in another cabin: Premium economy · Business · First
Today's prices for 13 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Washington to Buffalo?
Return
Not enough history yet: we have 4 days of return prices, 5 Oct to 18 Oct, and compare booking times once 3 booking ranges have 7 days each.
One-way
The cheapest fares were 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (21 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $130 | $116 | Cheapest seen | 11 |
| 7–13 days | $130 | $116 | +0% | 11 |
| 90–179 days | $165 | $161 | +27% | 9 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Baltimore → Buffalo
57 km from Washington
$411
$53 more than flying from Washington
13 Nov – 13 Nov · BWI → BUF · out nonstop, back 1 stop
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Baltimore → Buffalo
57 km from Washington
$98
$148 less than flying from Washington
10 Feb 2027 · BWI → BUF · nonstop
found 6 days ago
Washington → Toronto
95 km from Buffalo
$106
$140 less than flying to Buffalo
16 Nov · DCA → YYZ · 1 stop
found 5 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 13 Nov – 13 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work