Flights Castries → Osbourn
As of November 2026, economy flights from Castries to Osbourn have a typical range USD 285–1047, median USD 544. Full range across all 24 offers: USD 276–1195. We found 50% of 24 offers from budget carriers (around USD 320) and 50% from full-service carriers (around USD 806).
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Castries → Osbourn
Based on 24 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Castries → Osbourn
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Caribbean Airlines | Included | — | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Castries to Osbourn cost?
Based on 24 offers · November 2026
Castries to Osbourn flights ranged from USD 276 to USD 1195 across 24 offers analyzed in November 2026. Two fare clusters detected: budget fares around 322 and premium fares around 506 The chart below shows how prices distributed across all 24 offers.
What hidden fees do Castries to Osbourn flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Castries to Osbourn routes. The breakdown below is based on 24 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| BW | 10 | 1% |
Add USD 10 in average fees to base fare to get the true total cost of your ticket.
Run a live search to see the total-cost breakdown for your specific itinerary — fees vary by bag allowance, seat selection, and payment method.
Fee levels are relatively consistent across carriers on this route.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Castries to Osbourn?
6 airlines flew Castries to Osbourn in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 5L | 1 | — | 276 | n/a |
 X1 | 1 | — | 313 | n/a |
 JY | 10 | 283–653 | 320 | n/a |
 Delta | 1 | — | 806 | n/a |
 Caribbean Airlines | 2 | 575–1126 | 850 | 10 (1%) |
 American | 9 | 544–1058 | 1022 | n/a |
Where do the best Castries → Osbourn prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Castries to Osbourn flights
- Castries–Osbourn had 24 offers analyzed. Median price: USD 544.
- Ancillary fees averaged USD 10 per offer on this route — 1% of the base fare.
- The same route priced USD 739 apart depending on where it was booked — the lowest median was USD 283. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Castries to Osbourn cost?
- Based on 24 offers analyzed, Castries to Osbourn flights range from USD 276 to USD 1195, with a median price of USD 544. Search for your specific dates →
- What hidden fees should I expect on Castries to Osbourn flights?
- On average, ancillary fees (bags, seat selection) add USD 10 to the base fare on Castries to Osbourn flights. See itemized fees for your itinerary →
- Which airline is cheapest on Castries to Osbourn including all fees?
- 5L has the lowest median fare on Castries to Osbourn at USD 276 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Castries–Osbourn flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 283. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Castries to Osbourn routes?
- Castries to Osbourn has 6 airlines competing, creating a price range from USD 276 to USD 1195 across 24 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
6 airlines, two price clusters — find which fits your budget
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers