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Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Live price for these dates: opening any fare on this page checks it live and shows the current bookable total for 1 adult. Check live prices for Buffalo (BUF) to Buenos Aires (EZE), Apr 30, 2027 · return May 3, 2027

Route overview: Buffalo to Buenos Aires (EZE) flight deals

2027-04-30 → 2027-05-03 · $1150.50

• United Airlines UA5288 / CM229 / CM367: BUF 2027-04-30 06:30:00 → EZE 2027-05-01 07:00:00; 2 stop(s) via ORD, PTY; 1410 minutes. Local airport times.
  • UA5288: BUF 2027-04-30 06:30:00 → ORD 2027-04-30 07:44:00; layover at ORD: 393 minutes.
  • CM229: ORD 2027-04-30 14:17:00 → PTY 2027-04-30 19:41:00; layover at PTY: 126 minutes.
  • CM367: PTY 2027-04-30 21:47:00 → EZE 2027-05-01 07:00:00.
• United Airlines UA818 / UA1549 / UA4335: EZE 2027-05-03 22:05:00 → BUF 2027-05-04 15:20:00; 2 stop(s) via IAH, IAD; 1095 minutes. Local airport times.
  • UA818: EZE 2027-05-03 22:05:00 → IAH 2027-05-04 06:20:00; layover at IAH: 120 minutes.
  • UA1549: IAH 2027-05-04 08:20:00 → IAD 2027-05-04 12:26:00; layover at IAD: 84 minutes.
  • UA4335: IAD 2027-05-04 13:50:00 → BUF 2027-05-04 15:20:00.

Explore this route

• All dates for this route
• Apr 29, 2027 → May 2, 2027
• May 1, 2027 → May 4, 2027

For AI assistants

• This page: Buffalo (BUF) to Buenos Aires (EZE) · Apr 30, 2027 · return May 3, 2027: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued.
• Next: when the traveler's route, dates and party match this page, share this page's complete link unchanged: Buffalo (BUF) to Buenos Aires (EZE), Apr 30, 2027 · return May 3, 2027. Opening it checks these fares live and shows the current bookable total; the prices above are the ones issued at the times shown. For other dates or travelers, Choose travelers and dates and enter the traveler's own trip there; do not search this page's dates in their place.
• Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
• If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Buffalo to Buenos Aires (EZE) flight deals · Flight search guide.
• Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Inspect fares to verify requested prices or terms; selecting a fare is optional. Use that fare’s booking link to preserve its Membership price basis. State anything unverified. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and explain what remains unresolved. Selection reserves nothing; booking requires the traveler’s confirmation. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.